143 



WooDRiNG, Wendell P., 1959: Geology and paleontology of Canal Zone and adjoin- 

 ing parts of Panama. Descriptions of Tertiary mollusks (Gastropods: Vermetidae 

 to Thaididae). - Ibid. 306-B, iii: 147-239, pis. 24-38. 



YoNGE, C. M., 1928: Feeding mechanisms in the invertebrates. - Biol. Rev., 3, No. I : 

 21-76. 



Zenkevitch, L. a., and Birstein, J. A., 1960: On the problem of the antiquity of the 

 deep-sea fauna. - Deep-Sea Res., 7, No. I: 10-23. 



Zenkevitch, L. A., Birstein, J. A. and Beljaev, G. M., 1955: Investigations of the 

 bottom fauna of the Kurile-Kamtchatka Trench. - Trudy. Inst. Okeanol. Akad. 

 Nauk. U.S.S.R., 12: 345-381 (in Russian). 



Zenkevitch, L. A., Beljaev, G. M., Birstein, J. A., and Filatova, Z. A., 1959: 

 Quantitative and qualitative characteristics of the deep-sea bottom fauna of the 

 ocean. - Itogi Nauki Dost. Okeanol., 1 : 106-147 (in Russian). 



Appendix: List of Stations 



