422 ON THE RADULA OF THE MITRID.E. 



9. ScHACKOjG. — "Radnla.Untei'suchimgen." Conchol.MittlieiL 

 i. (ii.) pp. 122-128, pi. xxiv. f. 5, 1881. 



10. TniELE, J. — "Die beschalten Gasti'opoden der deutschen 



Tiefsee -Expedition 1898-99. B. Aiiatomisch-S3^stema- 

 tisclie Untersuchuiigeu . . . .*' AVisseii. Ei'gebn. deutscli. 

 Tiefsee-Exped Chnu, vii. pi. ix. f. 63. 



11. Troschel, F. H. — Das Gebiss dev iSclinecken. Berlin : 



Vol. ii. part 2 (1868) contains Cylindra, Mitra proper, and 

 Tmhricaria : Vol. ii. part 3 {ISQ9), Strigatella and Turricula. 



12. TuYON, G. W.— Manual of Coucjiology. Vol. iv., 1882. 



Philadelphia. 



13. Vayssiere, a. — " Etude zoologique et anatomique de la 



Mitra zonata Marryatt." Journ. Oonchyl. xlix. pp. 77-95, 

 1901. 



14. Woodward, M. F. — " Note on the Anatomy of Voluta ancilla 



(8o\.),JVe2}t'uneo2Jsis gilchristi Sby. and Volutilithes ahyssicola 

 (Ad. & Rve.)." Proc. Malac. Soc. London, iv. pp. 117- 

 125, pi. X., 1901. 



