PHYLLOBRANCHIA. TURBONIDZ. 165 
Shell white, with five tumid, shining whorls, transversely 
ribbed. Height one-eighth of an inch. 
Inhabits the sea, in sandy shores on the south of Ireland, 
and the southern coasts of Devon and Cornwall. 
4. TURBONELLA DECUSSATA. 
T. testa alba; anfractibus quinque, nitidis, transversim costa- 
tis ; costis longitudinaliter impresso-striatis, striis transversim 
decussantibus sculptis. 
Turbo decussatus, Walker, Test. Min. Rar. f. 52; Mont. 
Test. Brit. 322. t. xii. f. 4; Flem. Edinb. Encycl. vii. 72; 
Dill. Desc. Cat. 783; Turt. Conch. Dict. 210. 
Habitat in mari Danmoniensi et Hiberniensi Australi, haud in- 
frequens. Alt. 1 unc. 
Shell white, with five shining whorls transversely ribbed ; the 
ribs longitudinal, with impressed striee, sculptured with trans- 
versely decussating striz. Height one-eighth of an inch. 
5. TuRBONELLA STRIATA. 
T. testa brunnea ; anfractibus sex, transparentibus, nitidis, spi- 
raliter elevato-lineatis. 
Turbo striatus, Walker, Test. Min. Rar. f. 49; Adams, Mi- 
eros. t. xiv. f. 22; Trans. Linn. Soc. ii. 66. t. xi. f. 25- 
26; Mont. Test. Brit. i. 312; M. & R. Trans. Linn. Soc. 
vill. 173; Flem. Edinb. Encycl. vii. ; Dill. Desc. Cat. 784 ; 
Turt. Conch. Dict. 213. 
Habitat in mari arenoso profundo. Alt. 2 unc. 
Shell brown, with six transparent glossy whorls, with spi- 
rally elevated lines. Height one-eighth of an inch. 
Inhabits the sea: Plymouth, Devon ; Falmouth, Padstow, 
Cornwall, and the Isle of Sheppey. 
6. TuRBONELLA PALLIDA. 
T. testa pallida, alba, glabra; anfractibus septem, glaberrimis. 
Turbo pallidus, Mont. Test. Brit. 1i.— Suppl. t.xu.f.4 ; Flem. 
Edinb. Encycl. vii.; Dill. Dese. Cat. 783; Turt. Conch. 
Dict. 223. 
