BY R. TATE AND W. L. MAY. 381 



*E. Tryoni, Tate & May, T.R.S.S.Aust, xxiv., p. 96, 1900. 



U. Tenisoni (pars), Tryon, op. cit, t. 68, f. 16, non p. 269; Tate 

 T.R.S.S.Aust, xxii., 1898, p. 81. 



Derwent Estuary, \V. L. May; common in S. Australia. 

 ^E. ORTHOPLEURA, Tate, T.R.S.S.Aust., xxii., 1898, p. 80, t.4, f. 1. 



IF. L. May. 



"*E. INDISCRETA, Tate, T.R.S.S.Aust., xxii., 1898, p. 82, t. 4, f. 3. 



E. Petterdi, Beddoine, P.R.S.Tasm., 1883, p. 168. 



Frederick Henry Bay, W. L. May; Blackman's Bay, Beddome. 

 ^E. ROSEA, Pease(?),P.Z.S., 1860, p. 437; Reeve, Conch. Icon., f. 39. 



Brown River, W. F. Petterd ! . 



*E. iNFLATA, Tate k May, T.R.S.S.Aust., xxiv., p. 95, 1900. 

 (PI. XXV., fig. 58). 

 K Coast, W. F. Petterd \. 



*E. Mayii, Tate, T.R.S.S.Aust., xxiv., 1900, p. 96. (Pi. xxv., 

 fig. 50). 

 E. Coast, south of Swansea, W. L. May. 



Section Suhularia, Monterosato, 1884. 



Leiostraca, H. & A. Adams. 



*E. BiviTTATA, Reeve, Conch. Icon., Mon. Leiostraca, f. 6. 



E. vitrea, Petterd, Journ. Conch., 1884, p. 136, non Adams, 



1854. 

 Tamar Heads, W. F. Petterd !. 



Section Macronalia, A. Adams, 1862. 



*E. MUCRONATA, Sowerby, in Reeve's Conch. Icon., Mon. Eulinia, 

 f. 42. 

 Frederick Henry Bay, W. L. May; W. F. Petterd ! . 



Genus S t y l i f e r, Broderip, 1832. 



*S. MARGiNATA, Ten.-Woods (Eulinia), P.R.S.Tasm., 1878, p. 40 

 (immature and imperfect). 

 ,S'. Lodderce, Petterd, Journ. Conch., 1884, p. 140; Hedley, 



P.L.S.N.S.W., xxv., 1900, p. 92 (woodcut after type). 

 Circular Head (type !), W. F. Petterd; N.W. Coast (type of S. 

 Lodderce^ adult and perfect). 



