460 



GEOLOGY OP THE 



9. tieerina. 



are of a brownish lake-red at 

 the base of the shell, and be- 

 come of a straw-yellow as they 

 ascend, and loose themselves at 

 the umbo ; which is of a pale 

 gallstone-yellow. In the inside 

 is a large blotch of saffron-yel- 

 low; the rays are distinctly 

 seen through, and deepen as 

 they approach the base. 



This shell, as well as the 

 following species, would be pla- 

 ced in Lamarck's genus Lu- 

 cina. 

 Vid. p. 456. 



CARDIUM. 



1. tuberculatum. Wood's Conch, p. 210. t. 50. 



f. 1, & S.-Dillwyn'g Conch, 

 p. 117. 



2. multieostatum. Brocchi, p. 506. 1. 12. f. 2. 



3. planatum. Brocchi, p. 506. t. 13. f. 1. 



4. punctatum. Brocchi, p. 666. t. 16. f. 11. 



MACTRA. 



1. triangula. 



2. lactea. 

 PI. IX. f. 9 



Brocchi, p. 535. t. 13. f. 7. 



Shell oval, milk-white, smooth, 

 glossy, and obsoletely stria- 

 ted. Hinge with one small 

 tooth, and a spatuliform ca- 

 vity. Length |th of an inch, 

 breadth fths. 



This shell somewhat re- 

 sembles the M. Boysii. 



Donovan, Br. Sh. II. t. 61. — 

 Dillwyn's Conch, p. 140. 

 subtruncata. Maton & Racket, in Linn. Tr. 

 VIII. p. 71. t. L f. 11— 

 Dillwyn's Conch, p. 141. 

 Boysii. Montagu, Test. Br. p. 98 t. 3. 



f. 7— Dillwyn's Con. p. 143. 



3. solida 



4. 



o. 



DONAX. 

 1. trunculus. Donovan, Br. Sh. I. t. 29- f. 1.- 

 Dillwyn's Conch, p. 150. 



VENUS. ■ 



1. verrucosa. Vid. p. 457. 



2. compressa. Montagu, Test. Br. Supp. p. 43. 



t. 26. f. 1.— Dillwyn's Conch, 

 p. 167. V. Montagui. 



3. gallina. Vid. p. 457. 



4. Chione. Donovan, Brit. Sh. I. t. 17. — 



Dillwyn's Con. p. 178. 



5. exolcta. Maton and Racket, in Linn. 



Trans. VIII. p. 87. t. 3. f. 1.- 

 Dillwyn's Conch, p. 195. 



6. Virginia. Maton and Racket, in Linn. 



Trans. VIII. p. 89- t. 2. f. 8.- 

 Dillwyn's Conch, p. 207. 



7. subrhom- Montagu, Test. Br. Supp. p. 49. 



boidea. t. 28. f. 2. 



8. fasciata. Donovan, Br. Sh. V. t. 170. 



Dillwyn's Conch, p. 159- 



9. distorta. Shell oblong, with concentric 

 PI. IX. f. 10. folds, and fine, regular, diver- 

 gent striae. Hinge with two 

 teeth in each valve, and lateral 

 grooves in the anterior slopes. 

 The margin is irregularly 

 wrinkled. 



SPONDYLUS. 



1. gaedaropus. Lister's Conch, t. 206. f. 40. to 

 209- f. 3.— Rumphius, t. 47. 

 f. E. — Dillwyn'sConch. p. 209. 



CHAMA. 



1. calycatula. Vid. p. 457. 



2. pectunculus. Vid. p. 457. 



3. Lazarus. Vid. p. 457. 



ARCA. 



1. Nose.. Gualtieri, t. 87. f. H.-Dillwyn's 



Conch, p. 226. 



2. barbata. Gualtieri, t. 91. f. F. — Dillwyn's 



Conch, p. 229. 



3. lactea. Donovan, Br. Sh. IV. t. 135. — 



Dillwyn's Conch, p. 236. 



4. nummaria. Brocchi, p. 483. t. 11. f. 8. — 



Lister's Conch, p. 239. f. 81. 

 — Dillwyn's Conch, p. 243. 



5. angulosa. Lister's Conch, t. 245. f. 76. — 



Dillwyn's Conch, p. 240. 



6. Glycyraeris. Vid. p. 457. 



7. pllosa. Vid. p. 457. 



8. nucleus. Donovan, Br. Sh. II. t. 63. — 



Dillwyn's Conch, p. 244. 



OSTREA. 



1. varia. Donovan, Br. Sh. t. 1. f. 1. — 



Dillwvn's Conch, p. 260. 



2. Encyc. Method, t. 214. f. 1. 



3. sanguinea. Encyc. Method, t. 214. f. 4. — 



Dillwyn's Conch, p. 269- 



4. Lima. Vid. p. 455. 



ANOMIA. 



