200 Proceedings of the Royal Society of Victoria. 



1886. Calyptrtea (Sigapatella) calyptrseformis, Tryon. 

 Man. Conch., vol. viii., p. 122, pi. 35, f. 9G, 

 97. 

 1886. Trochita calyptraiformis, Watson. Chall. Zool., 

 vol. XV., p. 460, No. 1. 

 Hab. — Coast generally. 



Obs. — Tryon unites with this T. maculata, Quoy and Gaimard, 

 a New Zealand species, which is closely allied, but readily distin- 

 guished by its deeper form, and its apex is less central. There is 

 nothing of a pearly nature about either species as described by 

 some authors. 



Genus Cpepidula, Lamarck, 1799. 

 Crepidula unguiformis, Lamarck. 



1822. Crepidula unguiformis, Lamarck. Anim. S. Vert., 



vol. vii., p. 642. 

 1830. Crepidula monoxyla, Lesson. Voyage Coquille, 



Zool., vol. ii., pt. 1, p. 391. 

 1835. Crepidula contorta, Quoy and Gaimard. Astrolabe, 



vol. iii , p. 418, pi. 72, f. 15, 16. 

 1839. Crepidula unguiformis, Lamarck. Anim. S. Vert- 



(3rd ed. Deshayes and Edwards), vol. iii., p. 



237, No. 4. 

 1839. Crepidula contorta, Lamarck. Id., p. 237, No. 8. 

 1859. Crepidula unguiformis, Reeve. Conch. Icon., vol. 



xi., pi. 1, f. 1. 

 1873. Crypta contorta, Hutton. Cat. N.Z. Moll., p. 32. 

 1880. Crypta monoxyla, Hutton. ]V[an. N.Z. Moll., p. 



87. 

 1880. Crypta unguiformis, Hutton. Id., p. 87. 

 1883. Crepidula unguiformis, Sowerby. Thes. Conch., 



vol. v., p. 69, pi. 453, f. 139, 140. 

 1886. Crepidula monoxyla, Tryon. Man. Conch., vol. 



viii., p. 128, ph 37, f. 35, 36. 



1886. Crepidula (Janacus) unguiformis, Tryon. Id., p. 



130, pi. 39, f. Q<o. 



1887. Crepidula monoxyla, Wilson. V.N., p. lli>. 

 Hab. — Coast generally. 



