COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY Contents of Volume 55 Number lA, 1976 PAGE
JAMESR. HAMPTONand JONATHANR. L. SCHWARTZ:Contractile vacuole function in Pseudocohnilembus persalinus: responses to variations in ion and total solute concentration JOHN R. DENFXIand DONALD M. MILLER: Factors affecting the movement of slime mold plasmodia T. M. WONG and R. F. H. FREEMAN:Haemolymph concentrations of two species of New Zealand freshwater crayfish in relation to the concentration of their external media T. M. WONG and R. F. H. FREE&IAN:Seasonal and thermal effects on the concentration of the haemolymph in the New Zealand freshwater crayfish Paranephrops zenlandicus White ROH~KTF. MCMAHON: Effluent-induced interpopulation variation in the thermal tolerance of Physa uirgata Gould R. E. ISAACKS,D. R. HARKNESS,R. N. SAMPSELL,J. L. ADLER,C. Y. KIM and P. H. GOLDMAN: Studies on avian erythrocyte metabolism-IV. Relationship between the major phosphorylated metabolic intermediates and oxygen affinity of whole blood in adults and embryos in several galliformes YUICHI SA~AYAMAand CHITARUOGLJRO:Effects of ultirnobranchialectomy on calcium and sodium concentrations of serum and coelomic fluid in bullfrog tadpoles under high calcium and high sodium environment Y. M. CHEUNG,J. C. HWANG and Y. C. WONG: The mechanical design of a receptor muscle ALAN G. HEATH: Respiratory responses to hypoxia by Ambysfoma tigrinum larvae, paedomorphs, and metamorphosed adults ROBERTC. TERWILLIGER, NORA B. TERWILLIGER and ERIC SCHABTACH:Comparison of chlorocruorin and annelid hemoglobin quaternary structures Yu. V. NATOCHIN.V. I. LUKIANENKO.E. A. LAVROVAand G. F. METALLOV:Electrolyte comoosition of embryo and larva of the Russian sturgeon in the process of development A. BLAIR IRVINEand HENRY D. PRANGE: Dive and breath hold metabolism of the brown water snake, Natrix
1 5 13 17 23
29 35 39 45 51 57
taxispilota MARK S. BROWNFIELD and BRUCEA. WUNDER: Relative medullary area: a new structural index for estimating
61
urinary concentrating capacity of mammals J. D. O’BENAR and Y. MATSUMOTO:L&t-induced
69 neural activitv and muscle contraction in the marine worm 77
Golfingia gouldii
J. R. HIRSHFELDand M. J. O’FARRELL:Comparisons some species of desert bats
of differential warming rates and tissue temperatures
in 83
Short Communication
JOSEPHR. HIRSHFELD and W. GLEN BRADLEY:Oxygen consumption young Eutamias panamintinus and Eutamias pabneri News Item