WORMS. TESTACEA. 54. Le^a*. 167 



<*» , 



Gualt. ieji, tab, 106, fig. Q^ 



Born, Muf. Caf, Find, tefi, tab. I, fig. $,6. 



Cbemn. conch. 8. /<z£. 99, 7%. 843, 844. 



Inhabits European and Indian Teas : cirty white, nearly an inch 

 high, narrower on the upper part, the upper aperture funnels 

 fnaped, and about half the width of the other part of the fliclj ; 

 values 1 2, triangular, 6 of which are excavated or deeper than 

 the others, and marked with fine tranfverfe itriae, the other 6 

 are elevated, and confift of 4— 5—6 prominent ridges placed 

 clofe to each other, and traniverfely marked with crenate flrise, 



Shell fubconic, with 6 elevated wrinkled 4-parted lobes \ 

 the lid membranaceous and 2-toothed. 



Da Cofia Brit, conch, tab. 17, f % 2. 



Philofi Tranfacl. 1758 p. 2. tab, 34,/ I. 



Rump/, Muf tab 1 4, f H. Petiv. dmb. tab % \,f. II, 



Walcb Naturfi IO. tab. 10, f II, 12. 



Chemn. conch* 8. tab 99,/*. 845, 846. 



Found adhering to the pectoral wrinkles and fins of the Phalana. 

 hoops ; about 15 lines high and 10 broad at the bale; thick, 

 lamellous, and a little narrower ar the top ; above truncate 

 and very obtufe, the mouth clofed with a lax yellovvifh mem- 

 brane: valves 12, triangular, 6 of which are elevated, nearlv 

 equal, marked with tranfverfe wrinkled granulations, and 

 furrowed with 2 longitudinal 4-parted grooves; 6 are lower 

 and marked with fine tranfverfe ftria?, Thefe 2 lalt fo nearlv 

 refemble each other, that they might without much improV 

 priety conftitute one fpecies. 



*CoP.ata, Shell fomewhat conic, with equidiftant ribs divergent from 

 the aperture: lid pointed. 

 Donovan s Brit ijk Shells, 1. tab 30, fi. 2. 

 Found adhering to rocks on the Pembrokejhire coajl. 



*Cmo:t?es* Shell, conic, fmooth, the valves pointed : aperture very fmalL 

 Donavan's Britifh Jbells, I. tab, 30, fig. 3. 

 Found at Weymouth, adhering to the Lepas anatifera, 

 Shell fmall, reddifh : valves finely teffellate. 



Shell plano-convex, with 6 excavated flriate rays. 

 Ellis Phil of. tranfi, 1758. tab. 34, fig. 12, 13, 

 Rumpfi. Muf. tab. 40, fig. K. 

 Bonan. Muf. Kirch, l..fig. 34, 36, 37. 

 Gualt. Tefi. tab. 106. fig. M, N, O, P. 

 Petiv. Gazcph. tab. 9, fig. 9. Klein, f. 9, f, n. 

 Plane, conch, tab, 5, fig. 2. 

 Chemn* couch. 8. tab. 99. fig. 847, 848. 



Inhabits 



