PLATE XI. 
Fig. 1, 2. MAGDALA striata. 
Magdala striata. Leach's MSS. 
Mya Norwegica, Wood's Cat. p. 11 — Brown in Ency. Brit. vi. p. 405. 
Mya pellucida. Brown in Wern. Mem. ii. p. 504, pi. 24, fig. 1 This rare shell was lately found in the Frith of 
Forth, by James Gerard, Esq. 
Fig. 10. Hinge of Magdala striata, shewing the testaceous plate by which the valves are at- 
tached. 
Fig. 5. ANATINA declivis. 
Anatina declivis. Brown's MSS. 
Anatina myalis. Lam. Syst. v. p. 464. 
Mya declivis, Penn. Brit. Zool. iv. p. 66,-— Brown in Ency. Brit. vi. p. 404. 
Mya pubescens, Moiil. Test. Brit. p. 40. 
Fig. 6. ANATINA villosiuscula. 
Anatina villosiuscula, Macgillivray in Phil. Journ. pi. 1, fig. 10, 11 — This shell has been confounded with the 
young of Anatina declivis. 
Fig. 8, 9. ANATINA bidentata. 
Anatina bidentata. Brown's MSS. 
Mya bidentata, Mont. Test. Brit. p. 44 — Brown in Ency. Brit. vi. p. 405. 
Fig. 3. ANATINA convexa. 
Anatina convexa, Brown's MSS. 
Mya convexa. Wood's Gen. Conch, p. 92, pi. 18, fig. 1 — Do. Cat. p. 10. — Brown in Ency. Brit. vi. p. 404. 
Fig. 4. ANATINA ovalis. 
Anatina ovalis. Brown's MSS. — A new species. Found by me at Colorcot Sands, Northumberland In Lady 
Jardine's cabinet. 
Fig. 7. ANATINA distort.-^. 
Anatina distorta. Brown's MSS. 
Blya distorta, Mont. Test. Brit. p. 42. — Brown in Ency. Brit. vi. p. 405. 
