BRITISH MOLLUSCA. 
45 
1. Trigonella plana. 
Trigonella plana. Da Costa , Brit. Conch. 200. t. 13. f. 1 ; Desk. 
Eocp. Sc. Algerie, Moll. t. 44-64 (shell, animal and anatomy). 
Mactrapiperata, Gmel. Syst. Nat. 3261 ; Dillw. Recent Shells , i. 
142. 
Lutraria piperata, Lamlc. Hist. 2nd ed. vi. 92 ; Philippi, Moll. 
Sic. i. 9; Chenu, Illust. Conchyl. Lutraria , 1. 1. f. 1. 
Scrobicularia piperata, Philippi , l. c. ii. 8; Forbes, Mem. Geol. 
Surv. i. 409. 16; Forbes Sf Hanley, Brit. Moll. i. 326. t. 15. 
f. 5, t. K. f. 6 (animal). 01 
Mactra compressa, Soland. ; Pulteney Hutchins Dors. 31 ; Mont. 
T. B. 96 & 560. . Al _ 
Lutraria compressa, Lamk. Hist. 2nd ed. vi. 91 ; Brown, 111. 
Conch. G. B. t. 12. f. 4, 2nd ed. 109. t. 43. f. 4 ; Crouch, Introd. 
Conch, t. 4. f. 3; Hanley, Recent Shells, 27; Chenu, III. 
Conch. Lutraria, t. 1. f. 7- . ^ 
Listera compressa, Turt. Biv. 51. t. 5. f. 1,2; Thorpe, Brit. Mar. 
Conch. 45. 
Amphidesma compressa, Flem. B. A. 
A. transversum. Say, Amer. Conch, t. 28. mid. jig. (fide Recluz). 
Tellina plana. Donor. B. S. ii. t. 64. f. 1. 
Mya Gaditana, Gmel. 3221. 
Lutricola compressa, Blainv. Malac. 77* f- 2. 
Solen callosus, Olivi. 
Mya hispanica, Chemn. C. Cab. vi. 31. t. 3. f. 21. 
M. orbiculata, Spengler. 
Venus borealis, Penn. B. Z. ed.4. iv. 82 (Tellina crassa) t. 48. 
f. 28 (not Linn.). 
Mactra Listeri, Gmel. 3261 —List. Hist. Conch, t. 253. f. 88; 
Ang. t. 4. f. 23; Linn. Trans, viii. 71 ; Dorset Cat. 33. t. 7- 
f. 1; Turt. Conch. Diet. 83; Ind. Test. t. 6. Mactra, f. 25; 
Penn. B. Z. ed. 1812, iv. 194. no. 7 (Tellina crassa, t. 51. f. 1). 
Lutraria Listeri, S. M ood ; Macgilliv. Moll. Aberd. 291. 
Abra Listeri, Leach, 1819 ; Ann. fy Mag. N. H. xx. 272, 1847- 
Abra fragilis, “Leach;” Risso, Europ. Merid. iv. 370. 
Lavignon Calcinella, Recluz, III . Conch. Lavigno, 8. 
Young?? Amphidesma truncatum, Brown, III. Conch. G. B. 106. 
t-42.f.4. n 
Syndosmya truncatus, Recluz, Rev. Zool. 1843, 368, from Brown s 
figure. 
? Tellina pellucida , Brown, III. Conch. G. B.Jide Forbes and Han- 
ley, Brit. Moll. i. 345 note, 
a — c. Northumberland. 
d , e. Wyvanhoe, Essex. 
/ — q. Plymouth. 
