STOMATELLA. 21 



striate ; aperture transverse, suboval, porcelaneous within ; inner lip 

 nearly straight, callous. 



A species somewhat resembling in coloring striped varieties of S. 

 notata, but which differs materially inform and sculpture. (Ad.) 



Lord Hood's Island. 



S. pallida Ad., P. Z. S. 1850, p. 36 ; Thes. Conch, ii, p. 838, 1. 175, 

 f. 44. — Sowb. in Conch. Icon., f. 19. 



S. bicarinata A. Adams. PI. 52, figs. 53, 54. 



Shell turbinate, umbilicate ; spire produced ; buff, ornamented 

 with radiating green maculations ; whorls rather flattened, angular 

 above, the last with two elevated carina? ; transversely spirally 

 striate ; aperture moderate, subtetragonal ; columella straight, scarcely 

 callous anteriorly. 



This is a very pretty species, with a deep umbilicus and straight 

 columella; the whorls are furnished with prominent keels, of which 

 there are two on the last whorl ; the shell is ornamented with green 

 blotches. (Ad.) 



Moreton Bay, Australia. 



S. bicarinata Ad., in Thes. Conch, ii, p. 839, t. 175, f. 39, 40. — 

 Sowb. in Conch. Icon., f. 25. 



Perhaps is not a Stomatella. Compare Gibbula coxi Angas. 



S. biporcata A. Adams. PI. 52, fig. 52. 



Shell turbinate, subdepressed, red and white, obscurely variegated, 

 transversely sulcate ; spire acuminate, whorls 4, the last with two 

 prominent ridges ; aperture subquadrate, pearly within ; inner lip 

 nearly straight ; outer lip bi-angulate in the middle ; umbilicus 

 covered by a callous. 



A small red species, with two rounded ridges on the last whorl, 

 and with a subquadrate aperture. (Ad.) 



Australia. 



S. biporcata Ad., P. Z. S. 1850, p. 33 ; Thes. Conch, ii, p. 839, t. 

 175, f. 43.— Sowb. in Conch. Icon., f. 21. 



S. tigrina A. Adams. PI. 53, fig. 84. 



Shell orbiculate-conic, perforate, whitish, ornamented with radiat- 

 ing red stripes, bicarinate, carina? rather elevated obtuse, transversely 

 striate, stria? regular ; spire prominent, whorls angular ; aperture 

 subcircular ; inner lip subreflexed, callous ; umbilicus distinct, nearly 

 covered. 



