PLATE XIX. 
Fig. 1. CYPRINA IsLANDicA. 
Cyprina Islandicii, Lam. Si/st. v. p. 557- 
Venus Islandica, Mont. Test. Brit. p. 114. — Brown in Ency. Brit. vi. p. 412. 
Fig 2. CYTHERIA Chione. 
Cytheria Chione, Lam. Syst. v. p. 56(3. 
Venus Chione, Mont. Test. Brit. p. 115 Brown in Ency. Brit. vi. p. 412. 
Fig. S. CYTHERIA minima. 
Cytheria minima, Brotvn's MSS. 
Venus minima, Mont. Tes-I. Brit. p. 121, pi. 3, f. 3. 
Fig. 4. CYTHERIA minuta. 
Cytheria minuta, Brown'.t MSS — A new shell, found by me at Dunbar, and in my cabinet. 
Fig. 5, 6. VENUS decussata. 
Venus decussata. Lam. Sysl. v. p. 597 Mont. Test. Brit. p. 124 Brown in Ency. Brit. vi. p. 414. i 
Fig 7. VENUS pullastra. I 
i 
Venus pullastra. Lam. Syst. v. p. 598 — Mont. Test. Bril. p. 125. - j 
Fig. 8, 9. VENUS virginea. I 
Venus virginea, Lam. Sysi. v. p. 600 — Mont. Test. Brit. p. 128 — Brown in Ency. Brit. vi. p. 414. 
Fig. 10. VENUS PERFORANS. \ 
Venus perforans, Mont. Test. Brit. p. 127, pi- 3, f. 6. — Brown in Ency. Brit. vi. 414. \ 
Fig. 12, 13. CLAUSINA reflexa. 
Clausina reflexa, Brotvn's MSS. 
Venus reflexa, Laskey in Wern. Mem. i. p, 384, pi. 8, f. 1, 1 — -Mont. Test. Brit. Sup. p. 40 and 168. 
Fig. 14, 15. ORTYGIA subcordata. ] 
Ortygia subcordata. Leach's MSS. I 
Venus laminata, Laskey in Wern. Mem. i. p. 384, pi. 8, f. 16, 16. 
Fig. 11. TIMOCLEA ovata. ! 
TiMOCLEA ovata. Brown's MSS. 
Timoclea Pennantii, Leach's MSS. 
Venus ovata, Mont. Test. Brit. p. 120. 
