160 
BRITISH MOLLUSCA. 
Pholas lignorum, Spengler, Beschaft. Berl. Ges. Nat. iv. t. 5 
f. 1-5. 
Pholas clavata, Lamlc. Hist. ed. 2. 46 (not var. c.) ; Encyc. Meth. 
t. 170. f. 1, 2, 3; Hanley, Rec. Shells, 7- 
a — c „ “ Devonshire/ 5 Presented by Mrs. Robinson. 
d (in situ). Ditto. Ditto. 
e, f. “ Teignmouth. 55 Presented by J. B. Harvey, Esq. 
24. ? Pholadidea sulcata. 
Pholas sulcata. Brown, III. Conch. G. B. 115. t. 48. f. 17, 18; 
Forbes 8f Hanley, Brit. Moll , i. 128. 
Inhab. ? A single valve, found at Dunbar ; Brown. 
25. Teredo bipennata. 
Teredo bipennata, Turt. Conch. Diet. 184. f. 38-40, Brit. Biv. 
15 ; Flem. B. A. 454 ; Thorpe, Brit. Mar. Conch. 28 ; Brown , 
III. C. G. B. 116; Gray, Phil. Mag, 1827, 411 ; Hanley, Rec. 
Shells, 4 ; Supp. t. 9. f. 51; Forbes fy Hanley, Brit. Moll. i. 
80. t. 4. f. 9-11. 
T. navalis?, Spengler, SJcrivt. Nat. SelsJc. ii. pt. 1. t. 2. f. 1-3 a. 
Inhab. Sumatra. In drift wood at Scarborough, Bean ; Ireland, 
W. Thompson ; Ball. British Channel, Bulwer. 
a. “ Britain. 55 Presented by Mrs. Robinson. 
26. Mac ha divisa. 
Solen divisus, Speng. SJcrivt. Nat. Selsk. iii. 96, 1794; 0. Fab. 
SJcrivt. Nat. SelsJc. iv. 1. 10. f. 11, 12. 
Solen bidens, Chemn. Conch, xi. 203. 1. 198. f. 1939, 1795; Han- 
ley, R. S. 16. 
Solen fragilis, Pulteney, Hutchins’ Dorset, 28, 1799 ; Mont. T. B. 
51, 565; Supp. 26; Dorset Cat. 29. t. 4. f. 5 ; Turton, Diet . 
163; Flem. B. A. 460; Wood, Conch. 126. t. 29. f. 4, 5; Ind. 
Test. t. 3, Solen, f. 11; Dillw. Rec. Shells, i. 65; Thorpe, B . 
Mar. Conch. 37 ; Gould, Invert. Mass. 31 ; Conrad, Amer. Mar. 
Conch, t. 4. 
Psammobia tseniata, Turt. Biv. 85. 
Solen centralis, Say, Journ. Acad. Sci. Phil. ii. 316. 
Solenocurtus bidens, Forbes Sf Hanley, Brit . Moll. i. 265. 
Inhab. West Indies. Introduced by Dr. Pulteney as found in 
Dorsetshire. 
27. Macha gibba. 
Lister, Conch, t. 421 , f. 265. 
Solen gibbus, Spengler, SJcrivt. Nat. SelsJc. iii. 104, 1794. 
Solen declivis, Turton, Conch. Diet. 164. t. 22. f. 80(1819); 
Flem. B. A. 460 ; Thorpe, Mar. Conch. 37. 
