Respiration and Metabolism 281 



91. Demoll, R. v., Ztschr. Biol. 87:8-22 (1928). Respiratory regulation; insect. 



92. Dill, D. B., and Edwards, H. T., Copeia 1:1-3 (1931). Crocodile metabolism. 



93. Dixon, M., Manometric Methods (1943). Cambridge Univ. Press. 



94. DoBZHANSKY, T., and Poulson, D. F., Ztschr. vergL Physiol. 22:473-478 (1935). 

 Oxygen consumption of Drosophila larva. 



95. DoLK, H. E., and Paauw, F. v. d., Ztschr. vergl. Physiol. 10:324-343 (1929). 

 Critical tension in earthworm. 



96. DoLK, H. E., and Postma, N., Ztschr. vergl. Physiol. 5:417-444 (1927). Frog 

 respiration. 



^97. DoRFMAN, A., Physio/. Rev. 23:124-138(1943). Pathways of glycolysis. 

 '''98. Drastich, L., Ztschr. vergl. Physiol. 2:632-657 (1925). Oxygen tension and gill 

 size; salamander. 

 99. Drastich, L., C. R. Soc. Biol. 97:1755-1758 (1927). Critical oxygen tension; 

 sea urchin egg. 



100. Dripps, R. D., and Dumke, P. R., /. PharwflcoL 77:290-300(1943). Respiratory 

 center sensitivity to CO2. 



101. Drummond, F. H., Proc. Zool. Soc. Lond. 116:225-229 (1946). Pharyngeo- 

 oesophageal respiration; lizard. 



102. DuGAL, L.-P., and Irving, L., C. R. Soc. BioL 124:526(1937). Shell carbonates 

 as buffers; clam. 



103. Edwards, G. A., /. Cell. & Cowp. Physiol. 27:53-64 (1946). Sex differences in 

 O- consumption; arthropods. 



104. Edwards, G. A., Quart. ). Florida Acad. Sci. 9:1-5 (1946). PermeabiHty of 

 tracheae. 



105. Edwards, G. A., and Irving, L., /. Cell. & Comp. Physiol. 21:169-181 (1943). 

 Temperature and seasonal effects on oxygen consumption; sand crab. 



106. Ege, R., Ztschr allg. Physiol. 17:81-124 (1915). Oxygen stores in aquatic insects. 



107. Elftmann, a. G., Am. ). Anat. 72:1-27 (1943). Lung reflexes; dog. 



108. Etkin, W., Root, R. W., and Mofshin, B. P., Physiol. Zool. 13:415-429 (1940). 

 Effect of thyroid on oxygen consumption; goldfish. 



109. Ewer, R. F., /. Exper. Biol. 18:197-205 (1942). Oxygen consumption and 

 tension; Chironomus. 



110. Fenn, W. O., Am. ]. Physiol. 84:110-118 (1928). Microrespiration technique. 



111. Fenn, W. O., Am. Phil. Soc. 92:144-154 (1948). Acquired carbon dioxide 

 tolerance. 



112. Fox, H. M., Proc. Zool. Soc. Lond. Part U, 945-955 (1936). Metabolism of 

 poikilothermic animals. 



113. Fox, H. M., and Baldes, E. J., /. Exper. Biol. 12:174-178 (1935). Oxygen con- 

 sumption and habitat; Arthropoda. 



114. Fox, H. M., and Johnson, M. L., /. Exper. Biol. 11:1-10 (1934). Respiratory 

 control; Crustacea. 



115. Fox, H. M., and Wingfield, C. A., Proc. Zool. Soc. Lond. 107:275-282 (1937). 

 Activity and metabolism of poikilotherms in different latitudes. 



116. Fox, H. M., Wingfield, C. A., and Simmonds, B. G., /. Exper. Biol. 14:210-218 

 (1937). O.xygen consumption in relation to habitat. 



117. Fraenkel, G., Ztschr. vergl. Physiol. 16:394-417 (1932). Respiration during 

 flight; insect. 



118. Fraenkel, G., BioL Zewtrfl/fo/. 54:96-101 (1934). Breathing movements during 

 flight; birds. 



1 19. Fraenkel, G., and Herford, G. V. B., ;. Exper. Biol. 15:266-280 (1938). Insect 

 cutaneous respiration. 



120. Frank, O., and Voit, F., Ztschr. Biol. 42:309-362 (1902). Respiration and 

 curarization. 



121. F-RAPs, M., Physiol. Zool. 3:242-270(1930). Metabolism in Planaria. 



122. Fry, F. E. J., and Hart, J. S., Biol. Bidl. 94:66-77 (1948). Oxygen consump- 

 tion and activity; goldfish. 



123. Gage, S. H., and Gage, S. P., Am. Nat. 20:233-236 (1886). Turtle respiration. 



124. Gerlach, Arch. Anat. Physiol, wiss. Med. 431 (1851). Respiration through 

 human skin. 



