Puerpera. 
Tripla. 
Plicata, 
R ugofae 
Califle. 
WORMS. TESTACEA. 62. Venus. 22:5 
Petiv. amb. tab. 18, fig. 17. Gualt. test. tabs 33. Q. 
Chemn. conch. 6, tab. 31. om $35. 
Inhabits Zzdia ; refembles V. flexuofa. 
Shell yellowifh or ferruginous, the anterior flope impreffed ob. 
long-ovate with blue veins and lines, pofterior flope brown; 
within white : margin entire, 
Shell roundifh, with decuffate membranaceous ftriz: lips 
flexuous. 
Gualt, test, tab. 76..G. Argenv. conch. tab. 224 P. 
Knorr Vergn. 6. tab. 10. fig. 1. 
Chemn. conch. 6. tab. 30. fig: 388, 389. 
2. Lister conch. tab.341. fig. 178. 
Inhabits /72772; relembles V. yericutatas but is more coarfe folid 
and convex: pofterior flope flat and hardly impreffed : outtide 
marked with brown fpots lines and marks, the fore-part brown: 
within blue. 
Shell nearly triangular fmooth, retufe before and behind. 
Lifter conch. tab. 252. Gualt. ns tab. 75. Q. 
Adanf. Seneg. 1. tab, 108. fig. 4. 
Chemn conch. 6. tab. 31. fg. 330--332. 
2; Yellowifh-brown with blueiihlips. ; 
Knorr. Vergn. 6. tab, 6. fig. 4. 
Inhabits Africa; 2) the Mediterranean; about an inch long and 
fomething broader ; marked with fut tran{verfe ftrize: yel- 
lowifh-brown white or cinereous with fometimes 2 brown 
rays. 
Shell with tranfverfe membranaceous arched ftriz : pofterior 
flope reddifh, heart-fhaped with oblique tips. 
Argenv. conch: tab. 21.k. Val. abb. tab. 15. fig. 21. 
Chemn conch, 6. tab. 28. fig. 295--297. 
Inhabits the Indian Seas; very rare: pale flefh-colour with a 
white knob, the anterior [lope red glabrous deep with an ob- 
long gape. 
Shell gibbous with tranfverfe membranaceous arched ftri : 
pofterior tlope heart-fhaped: margin crenulate. 
Chemn. conch. 6. tab. 29. fiz. 303. 
Inhabits Zzdia, above 2 1nches Jong and as mucn broad. 
Shell thick, whitifh-aíh with oblong chefnut fpots ; anterior flope 
pblong fabimpreffed, in the left valve glabrous and varied 
with white and brown, with an oblong gape. 
Shell with tranfverfe arched {tri membranaceous towards 
the margin: anterior flope fhort, pofterior impreflion 
inconfpicuous. | a 
VOL. IV.—F f , Scbret 
