REFERENCES 199 



Saroja, K. (1959). Studies on the oxygen consumption in tropical 



Poikilotherms. 2. Oxygen consumption in relation to body size and 



temperature in the earthworm Megascolex maiiritii when kept 



submerged in water. Proc. Ind. Acad. Sci., B. 49, 183-193. 



Satchell, J. E. (1956). Some aspects of earthworm ecology. Soil Zoology, 



180-201. 

 ScHARRER, B. (1937). tJber sekretorisch tatige Nervenzellen bei wirbellosen 



Tieren. Naturziissenschaften, 9, 131-138. 

 ScHARRER, E. and ScHARRER, B. (1937). tJber Driisennervenzellen und 



neurosekretorische Organe bei Wirbellosen und Wirbeltieren. Biol. 



Rev. 12, 185-216. 

 ScHEER, B. T. (1948). Comparative Physiology. 563 pp. Wiley, New York. 

 ScHMiD, L. A. (1947). Induced neurosecretion in Ltnnbrictis terrestris. 



y. exp. Zool. 104, 365-377. 

 Schmidt, P. (1927). Anabiosis of the earthworm. X exp. Zool. 27, 57-72. 

 ScHNEiDERMAN, H. A. and Gilbert, L. I. (1958). Substances with juvenile 



hormone activity in Crustacea and other invertebrates. Biol. Bull. 



Wood's Hole, 115, 530-535. 

 Shearer, C. (1924). On the oxygen consumption rate of parts of the 



chick embryo and fragments of the earthworm. Proc. roy. Soc. B. 



96, 146-156. 

 Shearer, C. (1930). A re-investigation of metabolic gradients. X exp. Biol. 



7, 260-268. 

 Shiraishi, K. (1954). On the chemotaxis of the earthworm to carbon 



dioxide. Tohoku Imp. Univ. Sci. Rep., 4th Ser. 20, 356-361. 

 Singleton, L. (1957). The chemical structure of the earthworm cuticle. 



Biochim. Biophys. Acta. 24, 67-72. 

 SjosTRAND, F. S. and Rhodin, J. (1953). The ultrastructure of the proxi- 

 mal convoluted tubules of the mouse kidney as revealed by high 



resolution electron microscopy. Exp. Cell. Res. 5, 426-456. 

 Smallwood, W. M. (1926). The peripheral nervous system of the common 



earthworm, Limibricus terrestris. jf. comp. Neurol., 42, 35-55. 

 Smallwood, W. M. (1930). The nervous structure of the annelid ganglion. 



J. comp. Neurol. 51, 377-392. 

 Smallwood, W. M. and Holmes, M. T. (1927). The neurofibrillar 



structure of the giant fibres in Lumbricus terrestris and Eiseniafoetida. 



y. comp. Neurol. 43, 327-345. 

 Smith, A. C. (1902). The influence of temperature, odors, light and 



contact on the movements of the earthworm. Amer. y. Physiol. 6, 



459-486. 

 Stephenson, J. (1930). The Oligochaeta. pp. 978. Oxford Univ. Press. 

 Stephenson, W. (1945). Concentration regulation and volume control in 



Lumbricus terrestris L. Nature, Lond. 155, 635. 

 Stough, H. B. (1926). Giant nerve fibres of the earthworm, y. comp. 



Neurol. 40, 409-463. 

 Stough, H. B. (1930). Polarization of the giant nerve fibres of the earth- 

 worm. J. comp. Neurol. 50, 217-229. 

 o 



