5. 
castanea. 
Irus. 
Austle Bay, Cornwall. 
Descriptive Catalogue of the British Testacea. ; id 
_ First found at Weymouth by the late Duchess Dowa- 
ger of Portland (Dr. ey) inae at the same place, 
by Mr. Bryér- ee 
D. testa ovata levi ; rugis transversis antiquatis, cardinis 
dentibus utriusque valvule duobus, altero maximo, 
altero parvo. 
Montagu Test. Brit. p. 513. 
Habitat in mari. 
— t. 17. {i 2: 
_ Testa + poll.longa, 3 lata, crassa, glaberrima, castaneo colore, radio unico, 
fusco, curvo, ab umbone ad marginem ; intus castanea, glabra, cica- 
trice lata. Umbones obtusi. Dentes laterales nulli. (Montagu.) 
A new species, discovered by Mr. Montagu in St. 
D. testa ovali, rugis membranaceis erectis striatis cincta. 
Linn. Syst. Nat. p. 1198. n. 111. Linn. Gmel. p. 3265. 
Gualt. Test. t. 95. f. A. 
Borl. Cornw. t. 38. f. 23. 
Pennant Brit. Zool. n. 35. Tellina cornubiensis. - 
Da Costa Brit. Conch. t. 15. f. 6. sin. Cuneus foliatus. 
— Chemin. Conch. 6. t. 26. 7 268—970. : 
A Montagu’ Test. Brit. p. 108. 
| Pulteney i in Hutch. Dorset. p. 32. t. 12. f. 6 
Donovan Brit. Shells, t. 29. fF. 2. m 
Habitat in mari, saxa pe | (Montagu. ) 
Testa magnitudine phaseol anterius obtusissima, rugosa ; rugis ar- 
cuatis, reflexo-erectis, fere crispis, exterioribus sensim anterioribus - 
majoribus. - Intus alba, levis, margine integetrimo. Cardo utringue 
. dentibus duobus minimis, altero bifido. (Linn.) 
First noticed as an English shell by haie Not 
^ uncommon on the Western coast, burrowed in limestone. : 
| VENUS. | 
