BRITISH MOLLUSCA. 
97 
Phaeoides (Jamaieensis), Blainv. Malac. 1825. 
Lucina (Pensylvanica), Schum. Essai, 164, 1817- 
Tridonta (borealis), Schumach. Essai, 14 6 , 1817 ; Schmidt . Mus. 
Goth. ; Moller, Isis, 1822, 135. 
Triodonta (borealis), Agassiz, Nomenclat. 
Thyatira (lactea), Leach, MSS. 1818, Ann. fy Mag. N. H . xx. 
1847, 372. 
Tbiatira (spuria), Leach, MSS. 1819. 
Thiatyra (spuria), G. Sow. Man. Moll. 
Strigilla (divaricata), Turton, Bivalves, 117- 
Strigella divaricata. Gray, Syn. B. M. 1842, 91; Proc . Z. S. 1847, 
195 (misprint). 
Cyracliaea (spinifera), Leach, MSS. 1818, Ann. fy Mag. N. H. 
xx. 1847, 272. 
Cyrachnsea (spinifera), Leach, MSS. 1819 ; Gray, Ann. Sf Mag. 
N. H. 1848 ; Proc. Z. Soc. 1847, 195 (misprint). 
Myrtea (spinifera), Turton, Bivalves, 133,1822 ; Flem. B. A. 443; 
Philippi, Moll. Sicil. ii. 25 ; G. Sow. Man. ed. 2. 197. 
Ortygia, sp. (spinifera), Brown, III. Conch. G. B. 
* Triodonta. 
1. Lucina borealis. 
Venus borealis, Linn. S. N. ed, 12. 1134. no. 143 (not Syn.); 
Donov. B. S. iv. t. 130. 
Tellina radula, Mont . T. B. 68. t. 2. f. 1, 2 — 567 ; Wood, Gen. 
Conch. 183. t. 42. f. 4, 5; Linn. Trans, viii. 84; Turt. Conch . 
Diet. 175; Brit. Faun. 151. no. 211; Ind. Test, t. 4. f. 71. 
Lucina radula, Lamk. Hist. ed. 2. vi. 225 ; Flem. Brit. An. 441; 
Turton, Biv. 116 ; Hanley, Rec. Shells, 75 ; Thorpe, Brit. Mar. 
Conch. 73 ; Brown, III. Con. G. B. 98. t. 39. f. 8, 9 ; Philippi, 
Moll. Sic. i. 35. t. 3. f. 17, ii. 25; Gould, Invert. Mass. 69; 
Macgill . Moll. Aherd. 255 ; Forbes , M. G. S. i. 412. 34. 
Lucina alba (young), Turt. Brit. Biv. 114. t. 7. f* 6, 7 ; Thorpe, 
Brit. Mar. Conch. 72. 
Venus spuria, Gmel. S. N.; Chemn. vii. f. 399 ; Dillw. R. S. 194. 
Lucina antiquata. Sow. M. C. t. 557. f. 2. 
Lucina borealis, Forbes fy Hanley, Brit. Moll. ii. 46. t. 35. f. 5 ; 
t. M. f. 6, animal. 
Thyatira (Loripes) radula, Leach, MSS. 1818, Ann . Mag . N. H. 
xx. 1847, 272. 
? Britain. 
ij t . J 
u. Bantry Bay. Presented by Miss Warne. 
v. Ireland. 
w. Teignmouth. Presented by J. B. Harvey, Esq. 
x — z ? Northumberland. 
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