BY R. TATE AND W. L. MAY. 391 



Family RISSOID^. 



Genus Rissoia, Fremenville, 1814. 



*R. APiciLiRATA, Tate & May, T.R.S.S.Aust., xxiv., p. 99, 1900. 

 (PI. xxvi., fig. 61). 

 D'Entrecasteaux Channel, W. L. May. 



*'R. DEMESSA, Tate & May, T.R.S.S. Aust., xxiv., p. 98, 1900. 

 (PI. xxiv., fig. 18 ; PI xxvi., fig. 72). 

 Frederick Henry Bay, W. L. May. 



*R. DiscREPANS, Tate k May, T.R.S.S.Aust., xxiv., p. 99, 1900. 

 (PI. xxvi.. fig. 65). 

 D'Entrecasteaux Channel, W. L. May. 



*R. INCIDATA, Dunker, Novara Exped., t. 1, f. 19, 1866. 

 Frederick Henry Bay, W. L. May. 



*R. BicoLOR, Petterd, Journ. Conch., 1884, p. 137. (PI. xxvi., fig. 63). 

 N. Coast (type); Derwent Estuary, W. L. May. 



^*R. DUBiTABiLis, Tate, T.R.S.S.Aust., xxiii., p. 232, 1899. 

 (PI. xxvi., fig. 71). 

 R. dubia, Petterd, Journ. Conch., 1884, p. 37; non Defrance. 

 Tamar Heads (type !). 



'^'R. OLiVACEA, Dunker, Novara Exped., t. 2, f. 14. 



R. Diemen'>.nsis, Petterd, Journ. Conch., 1884, p. 138. 

 Table Cape and Tamar Heads, W. F. Petterd ! / Frederick 

 Henry Bay, W. L. May. 



^R. TUMiDA, Ten.-Woods (Dlala), P.R.S.Tasm., 1876, p. 147. 

 (PI. xxvi., fig. 67). 

 Rissoina Kershawi, Ten.-Woods, P. R.S.Vict., 1877, p. 57. 

 Swansea (type); Long Bay, W. F. Petterd !, type of R. Kershawi. 



*R. DissiMiLis, Watson (Eulima), Challenger Exped., p. 532, t. 37, 



f. 5. 

 Eidima Tasmanica, Ten.-Woods, P.R.S.Tasm., 1876, p. 27, non 



R. 7'asinanica, Tate, 1899. 

 Rissoina cylindracea, Ten.-Woods, P.L.S.N.S.W. 1877, p. 266, 



non Krynicki, 1837 = 7s?. ischna, Tate, 1899. 

 Long Bay, Ten.-Woods; Derwent Estuary, W. L. May. 



