176 PHYLLOBRANCHIA. TURBONID. 
Test. Brit. 280. t. x. f. 4; M. & R. Trans. Linn. Soc. 
villi. 153; Flem. Edinb. Encycl. vu. 76; Dill. Desc. Cat. 
187; Turt. Conch. Diet. 187. sp. 4. 
Color sordidus, nigro-purpureo transversim angalaté notatus. 
6. testa rufescente brunneo fasciata ; fasctis interruptis. 
Habitat in mari Britannico saxis testaceisque adherens. Alt. 
3 une. 
Shell with tumid whorls, with spiral lines alternately broad 
and narrow, especially on the basal whorl. Colour of the shell 
dirty, marked with transverse zigzag black-purple spots. Height 
three-eighths of an inch. 
Inhabits the British sea, adhering to rocks and shells. 
2, GIBBULA STRIATA. 
G. testa anfractibus moderatim tumidis, lineis elevatis, transver- 
sim in nonnullis oblique tenuissimé impressis. 
Turbo striatus, Walk. Test. Min. Rar. f. 49; Adams, Mises: 
t. xiv. f. 22; Trans. inn. Soc. im. 66. t. xm. f. 25, 26; 
Mont. Test. Brit. 1. 312; M. & R. Trans. Linn. Soe. 175 ; 
Flem. Edinb. Encycl. vi.; Dill. Dese. Cat. 786; Turt. 
Conch, Dict. 213. sp. 50. 
Habitat in mari Britannico, in thalassophytis. Alt. § une 
Shell with the whorls moderately tumid, the elevated lines 
in some transversely, in others very slightly impressed. Height 
six-eighths of an inch. 
Inhabits the sea on seaweed, Fuci and Ulve. 
3. GIBBULA LINEATA. 
G. testa anfractibus subdepressis, glabris, politis. Sutura an- 
gustissima. 
Habitat in mari Cornubiensi, rarissimé. Mus. Dr. J. Goodall 
et nost.in Mus. Brit. Alt. 5 une. 
Color viridis, flavo-viridescens aut albus ; roseo aut violaceo ob- 
liqué lineatus. 
Shell with whorls subdepressed. Suture very narrow. Co- 
lour green, yellow-green or white ; obliquely lined with violet 
or rose-red. Height one-half of an ich. 
Inhabits the Cornish sea, near Falmouth, and is very rare ; 
