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A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula
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55 56 57 58 59 60 61 journal homepage: http://www.elsevier.com/locate/japb 62 63 Original article 64 65 66 67 68 69 Junggon Kim, Sunghoon Jung* 70 71 Laboratory of Systematic Entomology, Department of Applied Biology, College of Agriculture and Life Sciences, Chungnam National University, Daejeon, 72 South Korea 73 74 75 a r t i c l e i n f o a b s t r a c t 76 77 Article history: A new species, Apolygus josifovi Kim et Jung sp. nov., and a new record, Apolygus roseofemoralis, are Received 25 February 2016 78 described and reported for the first time from the Korean Peninsula. Morphological information Received in revised form 79 including descriptions of male genitalia and diagnoses, and a key to the Korean Apolygus species are 29 March 2016 presented with photographs and illustrations. 80 Accepted 7 April 2016 Copyright Ó 2016, National Science Museum of Korea (NSMK) and Korea National Arboretum (KNA). 81 Available online xxx Production and hosting by Elsevier. This is an open access article under the CC BY-NC-ND license (http:// 82 creativecommons.org/licenses/by-nc-nd/4.0/). 83 Keywords: Apolygus 84 Korean Peninsula 85 Miridae 86 new record 87 new species 88 89 90 program of same microscope. All measurements are given in milIntroduction 91 limeters (mm). In order to observe male genitalia, the genital 92 segment was detached, and then boiled in 10% KOH solution at Q2 93 The subfamily Mirinae (Hemiptera: Heteroptera: Miridae) is the largest group of plant bugs in the world with more than 4100 70 C for 5 minutes until it became transparent. After it was placed 94 described species and 350 genera (Schuh 1995; Schuh 2002e2013; in distilled water, it was dissected to examine the genitalia. Ter95 Schwartz 2008). Among them, the genus Apolygus China (Heterominology mainly follows Yasunaga (1991). Depository of a type 96 ptera: Miridae: Mirinae) is one of the most diverse groups (Aukema specimen of a newly recorded species is in the Entomological 97 et al 2013; Kerzhner and Josifov 1999), and is studied up to a Laboratory, Faculty of Agriculture, Kyushu University (ELKU), 98 comparatively recent date by some taxonomists in China, Japan, Fukuoka, Japan. Depository of a type specimen and examined 99 Russia, and Korea (Kerzhner 1988; Seong and Lee 2007; Yasunaga specimens from Korea is in the Laboratory of Systematic Ento100 1992; Yasunaga and Yasunaga 2000; Zheng and Wang 1983). mology, Chungnam National University (CNU), Daejeon, Korea. 101 In this study, a new species of the genus Apolygus is described Distribution with an asterisk means it is a new record in this area. 102 and Apolygus roseofemoralis is reported for the first time from the 103 Korean Peninsula. The morphological information such as original 104 Taxonomic accounts description and diagnoses is provided with the photographs and 105 illustrations. A key to the Korean Apolygus species is also presented. 106 Genus Apolygus China 1941 무늬고리장님노린재속 107 Apolygus China, 1941: 60 (as subgenus of Lygus; upgraded by Lu and 108 Materials and methods Zheng 1997: 162; Miyamoto 1987: 582). Type species: Lygaeus 109 limbatus Fallen, 1807. 110 Photographs of examined specimens were taken with a Leica 111 M165C microscope. Measurements were taken using software Diagnosis. Recognized by body, generally greenish and brownish 112 coloration and oval; antennae cylindrical and antennae length not 113 longer than body length; vertex width as long as compound eye * Corresponding author. Tel.: þ82 42 821 5767; fax: þ82 42 823 8679. 114 width; compound eye reaching to anterior margin of pronotum E-mail address: [email protected] (S. Jung). 115 laterally; scutellum somewhat flattened; spines of hindtibia dark Peer review under responsibility of National Science Museum of Korea (NSMK) and 116 brown; apex of cuneus with dark marking generally (Figure 1); Korea National Arboretum (KNA). 117 118 http://dx.doi.org/10.1016/j.japb.2016.04.002 119 pISSN2287-884X eISSN2287-9544/Copyright Ó 2016, National Science Museum of Korea (NSMK) and Korea National Arboretum (KNA). Production and hosting by Elsevier. H O S T E D BY
Contents lists available at ScienceDirect
Journal of Asia-Pacific Biodiversity
A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula
Q6
Q1
This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).
Please cite this article in press as: Kim J, Jung S, A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula, Journal of Asia-Pacific Biodiversity (2016), http://dx.doi.org/10.1016/j.japb.2016.04.002
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J Kim, S Jung / Journal of Asia-Pacific Biodiversity xxx (2016) 1e4
Figure 1. Dorsal habitus of Apolygus spp. A, Apolygus josifovi Kim et Jung sp. nov. Holotype; B, Apolygus roseofemoralis. Scale bar: 1 mm.
sensory lobe of left paramere thicker than other parts (Figures 2A, 2E); vesica with sharp sclerites and spicules (Figures 2D and 2H). Apolygus josifovi Kim et Jung sp. nov. (신칭) 북쪽무늬고리장님노린재 (Figures 1A and 2AeD) Type. Holotype: 1_, Suyang-san (Mt), Haeju-si, Hwanghae-do, North Korea (on original label: Suiang-san bei Hedzu, Korea), 4.vi.1975, M. Josifov-coll. CNU. Diagnosis. Recognized by body, generally brownish orange; posterior margin of head with a pair of dark markings; callus with a pair of dark brown markings; scutellum with one large dark marking; femur brown tinged with red (Figure 1A); abdomen tinged with red; left paramere curved with long apex of hypophysis and somewhat thick neck (Figure 2A); apex of hypophysis of right paramere coiled and sharp (Figure 2B); vesica without needleshaped spicule and long wing-shaped sclerite without dentate (Figure 2D). Description. Male: Body elongated and oval, length 4.22. Coloration. Almost brownish orange. Head: brown, posterior margin of head with a pair of dark markings; compound eyes dark brown; antennae generally dark brown; first antennal segment pale brown except for its apex; basal part of second antennal segment pale brown; base of third antennal segment pale brown; tylus entirely dark brown; each lorum with reddish marking; rostrum generally brownish orange; base of first rostral segment with dark marking; apical part of fourth rostral segment dark brown. Thorax: pronotum almost brown, anterior part of pronotum somewhat pale; callus with a pair of dark brown markings; scutellum with one large dark marking in middle; hemelytra generally brown; inner part of clavus dark brown; anterior part of corium dark brown, posterior part of corium dark brown ranged from inner part to outer margin transversely; paracuneus dark brown; cuneus pale brown, apex of cuneus dark brown with reddish marking; membrane grayish; legs almost brownish orange; apical part of forefemur and midfemur tinged with red; half apical part of hind femur tinged with red, apical part with indistinct dark ring; apex of tibia slightly darker; third tarsal segment dark brown. Abdomen: orange brown tinged with red generally. Surface and vestiture: body covered with pubescence; head covered with somewhat sparsely short pubescences; first antennal segment with
short suberect setae; pronotum with punctures and covered with pubescences except for anterior part; scutellum and hemelytra with punctures and covered with long pubescences; tibia with dark spines originated on dark spot. Structure: Head: ocelli absent; vertex width shorter than length of first antennal segment, vertex width as long as width of compound eye; compound eye touching to anterior margin of pronotum laterally; antennae cylindrical; first antennal segment thicker than others; proportion of first to fourth antennal segments 0.49:1.46:0.74:0.51; rostrum not exceeding hindcoxae; proportion of first to fourth rostral segments 0.35:0.38:0.37:0.44. Thorax: pronotum trapezoid, posterior margin of pronotum slightly rounded; scutellum equilateral; mesoscutum depressed; lateral margin of hemelytra rounded; cuneal fracture well developed; membrane with two cells; legs generally slender; hind femur somewhat thick; tibia slender; tarsus with three segments. Abdomen: rounded, reaching to apex of cuneus. Genitalia: genital segment rounded with asymmetric parameres (Figures 2AeC); left paramere with sparse setae, hypophysis rounded with sharp process at apex, sensory lobe somewhat large, neck somewhat wide and short (Figure 2A); right paramere thick with setae, hypophysis long and its apex sharp and coiled (Figure 2BeC); vesica membranous with five sclerites; median sclerite somewhat thick, ventral sclerite thin and short, wing-shaped sclerite elongated and rounded without dentate structures, sublateral sclerite with spinules in half part, lateral sclerite sharp (Figure 2D). Female: Unknown. Measurements (in mm). Male (n ¼ 1) body length, tylus-apex of membrane: 4.22; head length, excluding collar: 0.23; head width, including compound eyes: 1.01; vertex width: 0.33; first antennal segment length: 0.49; second antennal segment length: 1.46; third antennal segment length: 0.74; fourth antennal segment length: 0.51; total antennal length: 3.20; first rostral segment length: 0.35; second rostral segment length: 0.38; third rostral segment length: 0.37; fourth rostral segment length: 0.44; total rostral length: 1.54; mesal pronotal length: 0.68; basal pronotal maximal width (straight): 1.54; anterior scutellumal width: 0.79; mesal scutellumal length: 0.97; outer embolial margin length (straight): 2.01; outer cuneal margin length (straight): 0.63; maximal width across hemelytron: 0.94; foreleg (femur: tibia: tarsus): 1.00:1.11:0.44; midleg (femur: tibia: tarsus): 1.07:1.34:0.53; hindleg (femur: tibia: tarsus): 1.62:2.33:0.63. Host. Unknown. Distribution. Korea (North). Remarks. This species is similar to Japanese congener A. insulicola in appearance, but it can be distinguished by lack of distinct dark rings in apical part of hind femur, wing-shaped sclerite long and somewhat narrow and sublateral sclerite with spinules in half part and lateral sclerite not curved (see Yasunaga 1992 for A. insulicola in detail). This species is a northern species, unlike A. insulicola which has southern distribution. Etymology. Named after M. Josifov as a heteropteran taxonomist for the fauna of North Korea who collected this new species; a noun in genitive case. Apolygus roseofemoralis (Yasunaga 1992) 붉은다리장님노린재 (신칭) (Figures 1B and 2EeH) Lygocoris (Apolygus) roseofemoralis Yasunaga 1992: 295. Diagnosis. Recognized by body, brown tinged with greenish dorsally, ventral side of body greenish; apex of second antennal segment pale brown; two-thirds apical part of hind femur tinged with reddish (Figure 1B); neck of left paramere somewhat long and narrow (Figure 2E); apex of hypophysis of right paramere blunt
Please cite this article in press as: Kim J, Jung S, A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula, Journal of Asia-Pacific Biodiversity (2016), http://dx.doi.org/10.1016/j.japb.2016.04.002
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66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 Figure 2. Male genitalia of Apolygus spp. A, left paramere; B, right paramere in dorsal view; C, right paramere in ventral view; D, vesica; E, left paramere; F, right paramere in dorsal Q5 95 view; G, right paramere in ventral view; H, vesica; AeD, Apolygus josifovi Kim et Jung sp. nov.; EeH, Apolygus roseofemoralis. Scale bar: 0.2 mm. ls ¼ lateral sclerite; ms ¼ median 96 sclerite; ns ¼ needle-shaped spicule; sls ¼ sublateral sclerite; vsc ¼ ventral sclerite; ws ¼ wing-shaped sclerite. 97 98 Specimen examined. [ELKU] Holotype: 1_, Mt. Hikosan, Fukuoka, (Figure 2F); vesica with needle-shaped spicule, rounded ventral 99 Pref., Kyushu, Japan, 3e4. viii. 1988 (by light trap), T. Yasunaga; sclerite and curved lateral sclerite (Figure 2H). 100 [CNU] 1_, Wondang-ri, Jangnam-myeon, Yeoncheon-gun, Redescription. Male: See Yasunaga (1992) for original 101 Gyeonggi-do, Korea, 11.viii.2015, by light trap, JG Kim; [CNU] 1_, description. 102 Sanghyo-dong, Seogwipo-si, Jeju-do (is), Korea, by sweeping, Genitalia: Genital segment rounded with asymmetric parameres 103 3.ix.2015, JG Kim. (Figures 2EeG); left paramere with sparse setae, hypophysis 104 Host. Unknown. rounded with sharp process at apex, sensory lobe somewhat nar105 Distribution. Korea (Central, Jeju-do), Japan. row, neck somewhat narrow and long (Figure 2E); right paramere 106 Remarks. This species is similar to A. pulchellus in general somewhat narrow with setae, hypophysis somewhat long and its 107 appearance, but this species can be distinguished by body tinged apex blunt (Figure 2FeG); vesica membranous with one spicule and 108 with greenish coloration and somewhat larger, apex or apical part five sclerites including needle-shaped spicule; median sclerite thin, 109 of tylus dark and rounded ventral sclerite and somewhat longer ventral sclerite (long and rounded, wing-shaped sclerite distinctly 110 wing-shaped sclerite (see Yasunaga 1992 for A. pulchellus). This dentate, sublateral sclerite with spinules, lateral sclerite (sharp 111 species has usually been attracted to artificial light trap. curved and sharp at apex (Figure 2H). 112 Female: As in male (see Yasunaga 1992). Key to the Korean Apolygus species Measurements (in mm). Male (n ¼ 2) body length, tylus-apex of Q3 113 114 membrane: 4.38e4.54; head length, excluding collar: 0.20e0.24; 1. Body almost greenish...........................................................................2 115 head width, including compound eyes: 1.07e1.12; vertex width: e Body almost brownish orange or not greenis............................5 116 0.37e0.40; first antennal segment length: 0.47e0.51; second 2. Apex of cuneus without any markings..........................................3 117 antennal segment length: 1.57e1.66; third antennal segment e Apex of cuneus with dark brown marking..................................4 118 length: 0.93e0.96; fourth antennal segment length: 0.64emissing; 3. Apex of second antennal segment dark, vesica with short and 119 total antennal length: 3.61e3.13 (fourth missing); first rostral broad wing-shaped sclerite...............................................A. watajii 120 segment length: 0.44e0.45; second rostral segment length: 0.45e e Apex of second antennal segment pale brown, vesica with 121 0.46; third rostral segment length: 0.34e0.36; fourth rostral dentate, and broad wing-shaped sclerite....................A. lucorum 122 segment length: 0.46e0.47; total rostral length: 1.69e1.74; mesal 4. Rostrum extending to hindcoxae, found on Thermopsis lupi123 pronotal length: 0.85e0.97; basal pronotal maximal width noides on sandy sea coast............................................A. nigrovirens 124 (straight): 1.79e1.89; anterior scutellumal width: 0.85e0.95; mesal e Rostrum not extending to hindcoxae, found on various 125 scutellumal length: 1.08e1.21; outer embolial margin length bushes.....................................................................................A. spinolae 126 (straight): 2.15e2.29; outer cuneal margin length (straight): 0.77e 5. Body almost brownish orange or brownish tinged with green 127 ventrally...................................................................................................6 0.91; maximal width across hemelytron: 1.10e1.12; foreleg (femur: 128 e Body yellowish green, clavus partly or entirely dark brown, tibia: tarsus): 0.97e1.01:1.06e1.12:0.42e0.44; midleg (femur: 129 legs sanguineous.................................................................A. limbatus tibia: tarsus): 1.15e1.18:1.46e1.53:0.44e0.46; hindleg (femur: 130 6. Body almost brownish orange..........................................................7 tibia: tarsus): 1.79e1.82:2.43e2.51:0.53e0.56. Please cite this article in press as: Kim J, Jung S, A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula, Journal of Asia-Pacific Biodiversity (2016), http://dx.doi.org/10.1016/j.japb.2016.04.002
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e Body brownish tinged with green ventrally, two-thirds apical part of hind femur tinged with reddish, vesica with needleshaped spicule, rounded ventral sclerite, and curved lateral sclerite.........................................................................A. roseofemoralis 7. Scutellum without any marking.......................................................8 e Scutellum with one large dark marking, callus with a pair of dark brown markings, vesica without needle-shaped spicule, and long wing-shaped sclerite without dentate.......................................................................A. josifovi sp. nov. 8. Base part of second antennal segment pale brown....................9 e Base part of second antennal segment dark brown..................11 9. Scutellum brown or pale brown.....................................................10 e Scutellum almost dark brown, vesica with needle-shaped spicule, thin median sclerite, broad sublateral sclerite......................................................................................A. infamis 10. Lorum with red marking, scutellum generally brown, apical part of femur sanguineous, vesica without needle-shaped spicule, wing-shaped sclerite longer than ventral sclerite...........................................................................A. subpulchellus e Lorum with dark marking, scutellum generally pale brown, apical part of femur pale brown tinged with red, vesica with needle-shaped spicule, wing-shaped sclerite broad and dentate................................................................................A. pulchellus 11. Second antennal segment almost or entirely dark brown, tylus almost pale brown except for its dark apex, vesica with short needle-shaped spicule.........................................A. subhilaris e Second antennal segment dark brown except for pale middle part, tylus entirely dark brown, vesica with long needleshaped spicule..........................................................................A. hilaris Acknowledgments We would like to thank Dr Ernst Heiss for providing the sample for this study. This research was supported by a grant from the National Institute of Biological Resources, funded by the Ministry of Environment of the Republic of Korea, and supported by Basic Science Research Program through the National Research
Foundation of Korea funded by the Ministry of Science, ICT and Q4 Future Planning (NRFe2014R1A1A1005338).
References Aukema B, Rieger C, Rabitsch W. 2013. Catalogue of the Heteroptera of the Palaearctic Region. VI. Supplement. Amsterdam: The Netherlands Entomological Society. China WE. 1941. A new subgeneric name for Lygus Reuter 1875 nec Hahn 1833 (Hemipt. Heteropt.). Proceeding of the Royal Entomological Society of London (B) 10:60. Kerzhner IM. 1988. New and little known heteropteran insects (Heteroptera) from the Far East of the USSR] [Novye i maloizvestnye poluzhestkiokrylye nasekomye (Heteroptera) Dal’nego Vostoka SSSR. Vladivostok: Academy of Science USSR [in Russian]. Kerzhner IM, Josifov M. 1999. Family Miridae Hahn. In: Aukema Rieger, editor. Catalogue of the Heteroptera of the Palaearctic Region. III (Cimicomorpha II). Amsterdam: The Netherlands Entomological Society. Lu N, Zheng LY. 1997. Four new species of the genus Apolygus China from China (Insecta: Hemiptera: Miridae). Acta Zootaxonomica Sinica 22:162e168. Miyamoto S. 1987. Corrections of the scientific names for some mirids, and aquatic and semiaquatic bugs illustrated in Iconographia Insectorum Japonicorum Colore naturali edita, Volumen III (Hokuryukan, Tokyo, 1965). Rostria 38:581e 583 [in Japanese]. Schuh RT. 2002e2013. On-line systematic catalog of plant bugs (Insecta: Heteroptera: Miridae). The American Museum of Natural History. Available at: http:// research.amnh.org/pbi/catalog/ [Date accessed: 22 February 2016]. Schuh RT. 1995. Plant bugs of the world (Insecta: Heteroptera: Miridae): systematic catalog, distributions, host list, and bibliography. New York: Entomological Society. Schwartz MD. 2008. Revision of the Stenodemini with a review of the included genera (Hemiptera: Heteroptera: Miridae: Mirinae). Procedings of the Entomological Society of Washington 110:1111e1201. Seong J, Lee S. 2007. Taxonomic notes on two Apolygus species (Heteroptera: Miridae: Mirinae) in Korea. Journal of Asia-Pacific Entomology 10:323e327. Yasunaga T. 1991. A revision of the plant bug genus Lygocoris Reuter from Japan, part I (Heteroptera, Miridae, Lygus-complex). Japanese Journal of Entomology 59: 435e448. Yasunaga T. 1992. A revision of the plant bug genus Lygocoris Reuter from Japan, part V (Heteroptera, Miridae, Lygus-complex). Japanese Journal of Entomology 60:291e304. Yasunaga T, Yasunaga M. 2000. Eight new species of the mirine genus Apolygus China (Heteroptera: Miridae) from Japan. Biogeography 2:81e92. Zheng LY, Wang WJ. 1983. New species and new records of Lygus (subg. Apolygus) from China (Hemiptera: Miridae). Acta Zootaxonomica Sinica 8:422e433 [in Chinese with English summary].
Please cite this article in press as: Kim J, Jung S, A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula, Journal of Asia-Pacific Biodiversity (2016), http://dx.doi.org/10.1016/j.japb.2016.04.002
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55 56 57 58 59 60 61 journal homepage: http://www.elsevier.com/locate/japb 62 63 Original article 64 65 66 67 68 69 Junggon Kim, Sunghoon Jung* 70 71 Laboratory of Systematic Entomology, Department of Applied Biology, College of Agriculture and Life Sciences, Chungnam National University, Daejeon, 72 South Korea 73 74 75 a r t i c l e i n f o a b s t r a c t 76 77 Article history: A new species, Apolygus josifovi Kim et Jung sp. nov., and a new record, Apolygus roseofemoralis, are Received 25 February 2016 78 described and reported for the first time from the Korean Peninsula. Morphological information Received in revised form 79 including descriptions of male genitalia and diagnoses, and a key to the Korean Apolygus species are 29 March 2016 presented with photographs and illustrations. 80 Accepted 7 April 2016 Copyright Ó 2016, National Science Museum of Korea (NSMK) and Korea National Arboretum (KNA). 81 Available online xxx Production and hosting by Elsevier. This is an open access article under the CC BY-NC-ND license (http:// 82 creativecommons.org/licenses/by-nc-nd/4.0/). 83 Keywords: Apolygus 84 Korean Peninsula 85 Miridae 86 new record 87 new species 88 89 90 program of same microscope. All measurements are given in milIntroduction 91 limeters (mm). In order to observe male genitalia, the genital 92 segment was detached, and then boiled in 10% KOH solution at Q2 93 The subfamily Mirinae (Hemiptera: Heteroptera: Miridae) is the largest group of plant bugs in the world with more than 4100 70 C for 5 minutes until it became transparent. After it was placed 94 described species and 350 genera (Schuh 1995; Schuh 2002e2013; in distilled water, it was dissected to examine the genitalia. Ter95 Schwartz 2008). Among them, the genus Apolygus China (Heterominology mainly follows Yasunaga (1991). Depository of a type 96 ptera: Miridae: Mirinae) is one of the most diverse groups (Aukema specimen of a newly recorded species is in the Entomological 97 et al 2013; Kerzhner and Josifov 1999), and is studied up to a Laboratory, Faculty of Agriculture, Kyushu University (ELKU), 98 comparatively recent date by some taxonomists in China, Japan, Fukuoka, Japan. Depository of a type specimen and examined 99 Russia, and Korea (Kerzhner 1988; Seong and Lee 2007; Yasunaga specimens from Korea is in the Laboratory of Systematic Ento100 1992; Yasunaga and Yasunaga 2000; Zheng and Wang 1983). mology, Chungnam National University (CNU), Daejeon, Korea. 101 In this study, a new species of the genus Apolygus is described Distribution with an asterisk means it is a new record in this area. 102 and Apolygus roseofemoralis is reported for the first time from the 103 Korean Peninsula. The morphological information such as original 104 Taxonomic accounts description and diagnoses is provided with the photographs and 105 illustrations. A key to the Korean Apolygus species is also presented. 106 Genus Apolygus China 1941 무늬고리장님노린재속 107 Apolygus China, 1941: 60 (as subgenus of Lygus; upgraded by Lu and 108 Materials and methods Zheng 1997: 162; Miyamoto 1987: 582). Type species: Lygaeus 109 limbatus Fallen, 1807. 110 Photographs of examined specimens were taken with a Leica 111 M165C microscope. Measurements were taken using software Diagnosis. Recognized by body, generally greenish and brownish 112 coloration and oval; antennae cylindrical and antennae length not 113 longer than body length; vertex width as long as compound eye * Corresponding author. Tel.: þ82 42 821 5767; fax: þ82 42 823 8679. 114 width; compound eye reaching to anterior margin of pronotum E-mail address: [email protected] (S. Jung). 115 laterally; scutellum somewhat flattened; spines of hindtibia dark Peer review under responsibility of National Science Museum of Korea (NSMK) and 116 brown; apex of cuneus with dark marking generally (Figure 1); Korea National Arboretum (KNA). 117 118 http://dx.doi.org/10.1016/j.japb.2016.04.002 119 pISSN2287-884X eISSN2287-9544/Copyright Ó 2016, National Science Museum of Korea (NSMK) and Korea National Arboretum (KNA). Production and hosting by Elsevier. H O S T E D BY
Contents lists available at ScienceDirect
Journal of Asia-Pacific Biodiversity
A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula
Q6
Q1
This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).
Please cite this article in press as: Kim J, Jung S, A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula, Journal of Asia-Pacific Biodiversity (2016), http://dx.doi.org/10.1016/j.japb.2016.04.002
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Figure 1. Dorsal habitus of Apolygus spp. A, Apolygus josifovi Kim et Jung sp. nov. Holotype; B, Apolygus roseofemoralis. Scale bar: 1 mm.
sensory lobe of left paramere thicker than other parts (Figures 2A, 2E); vesica with sharp sclerites and spicules (Figures 2D and 2H). Apolygus josifovi Kim et Jung sp. nov. (신칭) 북쪽무늬고리장님노린재 (Figures 1A and 2AeD) Type. Holotype: 1_, Suyang-san (Mt), Haeju-si, Hwanghae-do, North Korea (on original label: Suiang-san bei Hedzu, Korea), 4.vi.1975, M. Josifov-coll. CNU. Diagnosis. Recognized by body, generally brownish orange; posterior margin of head with a pair of dark markings; callus with a pair of dark brown markings; scutellum with one large dark marking; femur brown tinged with red (Figure 1A); abdomen tinged with red; left paramere curved with long apex of hypophysis and somewhat thick neck (Figure 2A); apex of hypophysis of right paramere coiled and sharp (Figure 2B); vesica without needleshaped spicule and long wing-shaped sclerite without dentate (Figure 2D). Description. Male: Body elongated and oval, length 4.22. Coloration. Almost brownish orange. Head: brown, posterior margin of head with a pair of dark markings; compound eyes dark brown; antennae generally dark brown; first antennal segment pale brown except for its apex; basal part of second antennal segment pale brown; base of third antennal segment pale brown; tylus entirely dark brown; each lorum with reddish marking; rostrum generally brownish orange; base of first rostral segment with dark marking; apical part of fourth rostral segment dark brown. Thorax: pronotum almost brown, anterior part of pronotum somewhat pale; callus with a pair of dark brown markings; scutellum with one large dark marking in middle; hemelytra generally brown; inner part of clavus dark brown; anterior part of corium dark brown, posterior part of corium dark brown ranged from inner part to outer margin transversely; paracuneus dark brown; cuneus pale brown, apex of cuneus dark brown with reddish marking; membrane grayish; legs almost brownish orange; apical part of forefemur and midfemur tinged with red; half apical part of hind femur tinged with red, apical part with indistinct dark ring; apex of tibia slightly darker; third tarsal segment dark brown. Abdomen: orange brown tinged with red generally. Surface and vestiture: body covered with pubescence; head covered with somewhat sparsely short pubescences; first antennal segment with
short suberect setae; pronotum with punctures and covered with pubescences except for anterior part; scutellum and hemelytra with punctures and covered with long pubescences; tibia with dark spines originated on dark spot. Structure: Head: ocelli absent; vertex width shorter than length of first antennal segment, vertex width as long as width of compound eye; compound eye touching to anterior margin of pronotum laterally; antennae cylindrical; first antennal segment thicker than others; proportion of first to fourth antennal segments 0.49:1.46:0.74:0.51; rostrum not exceeding hindcoxae; proportion of first to fourth rostral segments 0.35:0.38:0.37:0.44. Thorax: pronotum trapezoid, posterior margin of pronotum slightly rounded; scutellum equilateral; mesoscutum depressed; lateral margin of hemelytra rounded; cuneal fracture well developed; membrane with two cells; legs generally slender; hind femur somewhat thick; tibia slender; tarsus with three segments. Abdomen: rounded, reaching to apex of cuneus. Genitalia: genital segment rounded with asymmetric parameres (Figures 2AeC); left paramere with sparse setae, hypophysis rounded with sharp process at apex, sensory lobe somewhat large, neck somewhat wide and short (Figure 2A); right paramere thick with setae, hypophysis long and its apex sharp and coiled (Figure 2BeC); vesica membranous with five sclerites; median sclerite somewhat thick, ventral sclerite thin and short, wing-shaped sclerite elongated and rounded without dentate structures, sublateral sclerite with spinules in half part, lateral sclerite sharp (Figure 2D). Female: Unknown. Measurements (in mm). Male (n ¼ 1) body length, tylus-apex of membrane: 4.22; head length, excluding collar: 0.23; head width, including compound eyes: 1.01; vertex width: 0.33; first antennal segment length: 0.49; second antennal segment length: 1.46; third antennal segment length: 0.74; fourth antennal segment length: 0.51; total antennal length: 3.20; first rostral segment length: 0.35; second rostral segment length: 0.38; third rostral segment length: 0.37; fourth rostral segment length: 0.44; total rostral length: 1.54; mesal pronotal length: 0.68; basal pronotal maximal width (straight): 1.54; anterior scutellumal width: 0.79; mesal scutellumal length: 0.97; outer embolial margin length (straight): 2.01; outer cuneal margin length (straight): 0.63; maximal width across hemelytron: 0.94; foreleg (femur: tibia: tarsus): 1.00:1.11:0.44; midleg (femur: tibia: tarsus): 1.07:1.34:0.53; hindleg (femur: tibia: tarsus): 1.62:2.33:0.63. Host. Unknown. Distribution. Korea (North). Remarks. This species is similar to Japanese congener A. insulicola in appearance, but it can be distinguished by lack of distinct dark rings in apical part of hind femur, wing-shaped sclerite long and somewhat narrow and sublateral sclerite with spinules in half part and lateral sclerite not curved (see Yasunaga 1992 for A. insulicola in detail). This species is a northern species, unlike A. insulicola which has southern distribution. Etymology. Named after M. Josifov as a heteropteran taxonomist for the fauna of North Korea who collected this new species; a noun in genitive case. Apolygus roseofemoralis (Yasunaga 1992) 붉은다리장님노린재 (신칭) (Figures 1B and 2EeH) Lygocoris (Apolygus) roseofemoralis Yasunaga 1992: 295. Diagnosis. Recognized by body, brown tinged with greenish dorsally, ventral side of body greenish; apex of second antennal segment pale brown; two-thirds apical part of hind femur tinged with reddish (Figure 1B); neck of left paramere somewhat long and narrow (Figure 2E); apex of hypophysis of right paramere blunt
Please cite this article in press as: Kim J, Jung S, A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula, Journal of Asia-Pacific Biodiversity (2016), http://dx.doi.org/10.1016/j.japb.2016.04.002
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66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 Figure 2. Male genitalia of Apolygus spp. A, left paramere; B, right paramere in dorsal view; C, right paramere in ventral view; D, vesica; E, left paramere; F, right paramere in dorsal Q5 95 view; G, right paramere in ventral view; H, vesica; AeD, Apolygus josifovi Kim et Jung sp. nov.; EeH, Apolygus roseofemoralis. Scale bar: 0.2 mm. ls ¼ lateral sclerite; ms ¼ median 96 sclerite; ns ¼ needle-shaped spicule; sls ¼ sublateral sclerite; vsc ¼ ventral sclerite; ws ¼ wing-shaped sclerite. 97 98 Specimen examined. [ELKU] Holotype: 1_, Mt. Hikosan, Fukuoka, (Figure 2F); vesica with needle-shaped spicule, rounded ventral 99 Pref., Kyushu, Japan, 3e4. viii. 1988 (by light trap), T. Yasunaga; sclerite and curved lateral sclerite (Figure 2H). 100 [CNU] 1_, Wondang-ri, Jangnam-myeon, Yeoncheon-gun, Redescription. Male: See Yasunaga (1992) for original 101 Gyeonggi-do, Korea, 11.viii.2015, by light trap, JG Kim; [CNU] 1_, description. 102 Sanghyo-dong, Seogwipo-si, Jeju-do (is), Korea, by sweeping, Genitalia: Genital segment rounded with asymmetric parameres 103 3.ix.2015, JG Kim. (Figures 2EeG); left paramere with sparse setae, hypophysis 104 Host. Unknown. rounded with sharp process at apex, sensory lobe somewhat nar105 Distribution. Korea (Central, Jeju-do), Japan. row, neck somewhat narrow and long (Figure 2E); right paramere 106 Remarks. This species is similar to A. pulchellus in general somewhat narrow with setae, hypophysis somewhat long and its 107 appearance, but this species can be distinguished by body tinged apex blunt (Figure 2FeG); vesica membranous with one spicule and 108 with greenish coloration and somewhat larger, apex or apical part five sclerites including needle-shaped spicule; median sclerite thin, 109 of tylus dark and rounded ventral sclerite and somewhat longer ventral sclerite (long and rounded, wing-shaped sclerite distinctly 110 wing-shaped sclerite (see Yasunaga 1992 for A. pulchellus). This dentate, sublateral sclerite with spinules, lateral sclerite (sharp 111 species has usually been attracted to artificial light trap. curved and sharp at apex (Figure 2H). 112 Female: As in male (see Yasunaga 1992). Key to the Korean Apolygus species Measurements (in mm). Male (n ¼ 2) body length, tylus-apex of Q3 113 114 membrane: 4.38e4.54; head length, excluding collar: 0.20e0.24; 1. Body almost greenish...........................................................................2 115 head width, including compound eyes: 1.07e1.12; vertex width: e Body almost brownish orange or not greenis............................5 116 0.37e0.40; first antennal segment length: 0.47e0.51; second 2. Apex of cuneus without any markings..........................................3 117 antennal segment length: 1.57e1.66; third antennal segment e Apex of cuneus with dark brown marking..................................4 118 length: 0.93e0.96; fourth antennal segment length: 0.64emissing; 3. Apex of second antennal segment dark, vesica with short and 119 total antennal length: 3.61e3.13 (fourth missing); first rostral broad wing-shaped sclerite...............................................A. watajii 120 segment length: 0.44e0.45; second rostral segment length: 0.45e e Apex of second antennal segment pale brown, vesica with 121 0.46; third rostral segment length: 0.34e0.36; fourth rostral dentate, and broad wing-shaped sclerite....................A. lucorum 122 segment length: 0.46e0.47; total rostral length: 1.69e1.74; mesal 4. Rostrum extending to hindcoxae, found on Thermopsis lupi123 pronotal length: 0.85e0.97; basal pronotal maximal width noides on sandy sea coast............................................A. nigrovirens 124 (straight): 1.79e1.89; anterior scutellumal width: 0.85e0.95; mesal e Rostrum not extending to hindcoxae, found on various 125 scutellumal length: 1.08e1.21; outer embolial margin length bushes.....................................................................................A. spinolae 126 (straight): 2.15e2.29; outer cuneal margin length (straight): 0.77e 5. Body almost brownish orange or brownish tinged with green 127 ventrally...................................................................................................6 0.91; maximal width across hemelytron: 1.10e1.12; foreleg (femur: 128 e Body yellowish green, clavus partly or entirely dark brown, tibia: tarsus): 0.97e1.01:1.06e1.12:0.42e0.44; midleg (femur: 129 legs sanguineous.................................................................A. limbatus tibia: tarsus): 1.15e1.18:1.46e1.53:0.44e0.46; hindleg (femur: 130 6. Body almost brownish orange..........................................................7 tibia: tarsus): 1.79e1.82:2.43e2.51:0.53e0.56. Please cite this article in press as: Kim J, Jung S, A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula, Journal of Asia-Pacific Biodiversity (2016), http://dx.doi.org/10.1016/j.japb.2016.04.002
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e Body brownish tinged with green ventrally, two-thirds apical part of hind femur tinged with reddish, vesica with needleshaped spicule, rounded ventral sclerite, and curved lateral sclerite.........................................................................A. roseofemoralis 7. Scutellum without any marking.......................................................8 e Scutellum with one large dark marking, callus with a pair of dark brown markings, vesica without needle-shaped spicule, and long wing-shaped sclerite without dentate.......................................................................A. josifovi sp. nov. 8. Base part of second antennal segment pale brown....................9 e Base part of second antennal segment dark brown..................11 9. Scutellum brown or pale brown.....................................................10 e Scutellum almost dark brown, vesica with needle-shaped spicule, thin median sclerite, broad sublateral sclerite......................................................................................A. infamis 10. Lorum with red marking, scutellum generally brown, apical part of femur sanguineous, vesica without needle-shaped spicule, wing-shaped sclerite longer than ventral sclerite...........................................................................A. subpulchellus e Lorum with dark marking, scutellum generally pale brown, apical part of femur pale brown tinged with red, vesica with needle-shaped spicule, wing-shaped sclerite broad and dentate................................................................................A. pulchellus 11. Second antennal segment almost or entirely dark brown, tylus almost pale brown except for its dark apex, vesica with short needle-shaped spicule.........................................A. subhilaris e Second antennal segment dark brown except for pale middle part, tylus entirely dark brown, vesica with long needleshaped spicule..........................................................................A. hilaris Acknowledgments We would like to thank Dr Ernst Heiss for providing the sample for this study. This research was supported by a grant from the National Institute of Biological Resources, funded by the Ministry of Environment of the Republic of Korea, and supported by Basic Science Research Program through the National Research
Foundation of Korea funded by the Ministry of Science, ICT and Q4 Future Planning (NRFe2014R1A1A1005338).
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Please cite this article in press as: Kim J, Jung S, A new species and a new record of Apolygus China (Hemiptera: Heteroptera: Miridae) from the Korean Peninsula, Journal of Asia-Pacific Biodiversity (2016), http://dx.doi.org/10.1016/j.japb.2016.04.002
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