PLATE XXII. 
Fig. 1, 2, 3, 7. CARDIUM edule. 
Cardium edule. — Different varieties, — Lam. Syst. vi. p. 12. — Mont. Test. Brit. p. ^Q. — Brown in Ency. Brit. vi. 
p. 409. 
Fig. 5, 6. CARDIUM edule. Young shells. 
Fig. 4. CARDIUM TENUIS. 
Cardium tenuis. Brown's MSS. — A new shell, found by me in Loch Strangford, Ireland In Lady Jardine's Ca- 
binet. 
Fig. 8. CARDIUM zonatum. 
Cardium zonatum. Brown's MSS — A new species, found by John Hancock, Esq. Newcastle, at Seaton in York- 
shire ; and afterwards on the Devonshire Coast by Dr Goodall, Provost of Eaton College In Dr Goodall's Splen- 
did Cabinet ; Mr Hancock's ; and also in Lady Jardine's Cabinets. 
Fig 10. CARDIUM exiguum. 
Cardium exiguum, Mont. Test. Brit. p. 82. — Brown in Ency. Brit. vi. p. 408. 
Fig. 9. CARDIUM discrepans. 
Cardium discrepans, Brown's MSS — A new shell found at Montrose by me. — In Lady Jardine's Cabinet. 
Fig. 12, 13. CARDIUM l^vigatum. 
Cardium leevigatum, Lam. Syst. vi. p. 11. — Mont. Test. Brit. p. 80 — Brown in Ency. Brit. vi. p. 409. 
Fig. 14, ] 5. CARDIUM l^evigatum. Young shells. 
Fig. 15. was found in Cornwall by W. C. Trevelyan, Esq. and is in the cabinet at Wallington. The epidermis on this 
beautiful shell is so glabrous, and the general colouring so fine, tliat I at one time considered it a different species. 
Fig. l6, 17. CARDIUM oblongum. 
Cardium oblongum. Brown in Ency. Brit. vi. p. 409, pi. 152, fig. 9. 
Cardium sulcatum. Lam. Syst. vi. p. 10. — This shell is new as a British species, and was firs^t found at Bray, Ire- 
land ; and has been found at St Andrews in Scotland, by John Coldstream, Esq. Leith, and is in his Cabinet. 
Fig. 11. CARDIUM fasciatum. 
Cardium fasciatum, Mont. Test. Brit. Sup. p. 30, pi. 27, fig. 6 — Brown in Ency. Brit. vi. p. 409. 
