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125 Gesell, R., Physiol Rev. 5:551-595 (1925). Chemical regulation of respiration. 



126 Gesell' R. Ann. Rev. Physiol 1:185-216(1939). Factors controlling respiration. 



127. Geyer/f., and Mann, A., Ztschr. vergl. Physiol. 27:429-433 (1939). "Group 

 effect" depression of oxygen consumption; fish. 



128. Gilbert, P. W., and Bond, C. F., Science 109:36-37 (1949). Respiratory regu- 

 lation and anoxia; ducks. 



129. GiLMOUR, D., /. Cell. & Comf. Physiol. 15:331-342 (1940). Anaerobiosis, 

 termite. 



130. GoDDARD, D. R., in Hober, R., Physical Chemistry of Cells and Tissues (1945). 

 Philadelphia, Blakiston. Chap. 24. Respiration of cells and tissues. 



131. Gray, J. S., Science 103:739-744 (1946). Respiratory regulation. 



132. Gray, J. S., Pulmonary Ventilation and Its Physiological Regulations (1950). 

 Springfield, Illinois, Charles C Thomas. 



133. Green, D. E., Mechanisms of Biological Oxidations (1940). Cambridge Univ. 

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134. Guieysse-Pellisier, A., Les appareils respiratoires dans la serie animale (1945). 



Paris, Payot. 



135. Haldane, J. S., Respiration (1922). Yale Univ. Press. Chap. 9. 



136. Haldane, J. S., P^ysioL Rev. 7:363-384(1927). Oxygen secretion by lungs. 



137. Hall, F. G., Biol. Bull. 47:79-126 (1924). Swimbladder of fish. 



J 138. Hall, F. G., Am. ]. Physiol. 88:212-218 (1929). Oxygen tensions and oxygen 

 consumption; marine fish. 



139. Hall, F. G., Am. ]. Physiol. 93:417-421 (1930). Oxygen utilization; mackerel. 



140. Hall, F. G., BioL BuH. 61:457-467(1931). Respiration of puffer fish. 



141. Hall, R. H., Biol. Bull. 75:395-408 (1938). Oxygen consumption; Colpidium. 

 ; 142. Hall, V. E., Biol. Bull. 61:400-416 (1931). Cloacal respiration; Urechis. 



^1 143. Harnisch, O., Ztschr. vergl. Physiol. 16:76-88 (1932). Critical oxygen tension; 

 Chironomus. 



144. Harnisch, O., Ztschr. vergl. Physiol. 16:335-344(1932). R.Q. of Chironomus. 



145. Harnisch, O., Ztschr. vergl. Physiol. 19:310-348 (1933). Oxygen debt in Ascaris. 



146. Harnisch, O., Ztschr. vergl. Physiol. 22:450-465 (1935). Critical oxygen ten- 

 sion; Tubifex. 



147. Harnisch, O., Ztschr. vergl. Physiol. 30:145-166 (1943). Anaerobiosis and 

 glycolysis. 



vj 148. Uarvey,E.N., ). Gen. Physiol. 11:469-475(1928). Oxygen diffusion pressure. 



149. Hassett, C. C, Biol. Bull. 95:114-122 (1948). Carbohydrate metabolism; 

 Drosophila. 



150. Haugaard, N., and Irving, L., /. Cell. & Comp. Physiol. 21:19-26 (1943). 

 Seasonal effects on oxygen consumption; cunner. 



151. Hazelhoff, E. H., Dissertation (1926). Utrecht. Spiracular control. 



152. Hazelhoff, E. H., Ztschr. vergl. Physiol. 26:306-327 (1938). Oxygen utiliza- 

 tion; invertebrates. 



153. Heerdt, p. F. v., and Krijgsman, B. J., Zfsc//r. vergl. Physiol. 27:29-40 (1939). 

 Respiratory control; Eriocheir. 



154. Heilbrunn, L. V., Oudine of General Physiology (1943). Philadelphia, Saund- 

 ers. Chap. 20, 21. 



("^5. Helff, O. M., Physiol. Zool. 1:76-96 (1928). Respiratory regulation; crayfish. 



156. Henze, M., Biochem. Ztschr. le-.lS'i-llS (1910). Oxyregulation and phylogeny. 



157. Herford, G. M., ;. Exper. Biol. 15:327-338 (1938). Tracheal pulsation; flea. 



158. Herold, W., Zool. Morph. Okol. {Berlin) 4:337-415 (1925). Respiratory adapta- 

 tions; land snails. 



159. Herrington, L. P., Heat Production and Thermal Conductance in Small Animals 

 at Various Temperatures (1941). Amer. Inst. Physics, Reinhold Publ. Corp., N. Y. 



160. Heymans, C, and Bouckaert, J. J., Ergehn. Physiol. 41:28-55 (1939). Chemo- 

 reception of carotid sinus. 



161. Heymans, C, Bouckaert, J. J., and Dautrebande, L., Arch. Internat. Pharma- 

 codyn. 39:400-425 (1930). Chemoreception and respiration. 



162. Hiestand, W. a., Physiol. Zool. 4:246-270 (1931). Oxygen tension and respira- 

 tion; Arthropoda. 



