576 NOTES ON SPECIES OF CYPR.EA. 



into the aperture; measurements are 23 mm. long, 14 mm. wide, 

 and 11 mm. high; the dorsal surface is of a pale orange colour; 

 the dorsal sulcus has a few small spots on it, none visible on the 

 base, which is of a pale orange tint; toothing about the same as 

 in the last example. 



Hab. — Rocky Cape and Tasmania (fig. 17); Flinders Island, 

 Bass Straits (fig. 18). 



Cypr^a bicolor, Gaskoin, now generally acknowledged to be 

 a variety of this species, is met with in Tasmania. Gaskoin's 

 description will be found in the P.Z.S. Part xvi. 1848, p. 92 ; and 

 good figures of it in Sowerby's Thesaurus Conch. Vol. iv. PL 

 xxviii. (Genus Cyprsa, Thes. PL 319, figs. 288-289). 



Trivia australis. Lam. (PL xxi., fig. 19). — It is not necessary 

 to describe this well known species, but I give measurements and 

 figures of a specimen from Miss Lodder's Collection. Long 18 mm., 

 wide 13 mm., high 10 mm. It is common on the shores of Tas- 

 mania and Australia. 



EXPLANATION OF PLATES. 



Plate XX. 



Lower figure — (Fig. 1) — C. umlnlicata ; typical Tasmanian specimen. 

 Upper figure — (Fig. 2) — ,, var., Port Stephens, N.S.W. (Coll. 



Dr. J. C. Cox). 



Plate XXI. 



Fig. I — C. angustata^ 



Fig. 2— ,, C typical group. 



Fig. 3- „ ) 



Fig- 4— ,, \ 



-^f^'- f~~ " I var. Mayi, C. E. Beddonie. 



Fig. 6— ,, ■^ ' 



Fig. 7- „ j 



-p."^' q " I- var. .SH/j('ar»ea, C. F. Ancey, MS. 



Fig. 10— ,, ,, ,, ,, ribbed var. 



Fig. 11 — ,, var. alhata C. E. Beddome. 



Fig. 12 I 



Fig. 13 VC. dechvis, Sowerby. 



Fig. Uj 



Fig. 15 — C. Comptoni, Gray ; typical Tasmanian specimen. 



Fig. 16— „ ,, var. 



Fig. 17 — C. jnjjerita, Gray (Coll. Miss Lodder). 



Fig. 18- 



Fig. 19 —Trivia austra/ls. Lam. (Coll. Miss Lodder). 



