BRITISH MOLLUSCA. 
Asa lincta, Leach , 1819 ; Ann . Mag. N. H. xx. 2/2. 
Var. Artemis compta, Loven, Moll. Scand. ; Forbes fy Hanley, 
B. M. 433. 
a — c. Scotland. 
d. Dublin Bay. Presented by T. Warren, Esq. 
e, f. Plymouth Sound. 
g — o. Devonshire. 
2. Mysia. 
Mysia (undata), Leach , 1818 ; Ann. Sf Mag. N.H. xx. 1847? 27 2 ; 
' King , Ann. N. H. xviii. 242. 
Lucinopsis, Forbes fy Hanley , Brit. Moll. i. 435, 1848. 
Venus, part. Pennant , Brit. Zool. 
Lucina, part. Turton , _Bri£. Bivalves , 115. 
Cytherea, part. Macgilliv. Malac. Aberd. 263. 
Arteihis, part. Alder , Cat. North. Moll. 84 ; Recluz. 
Dosinia (sect.). Gray, Proc. Zool. Soc. 184/, 183. 
1. Mysia undata. 
Venus undata, Penn. B. Z . ed. 4. iv. 81, t. 55. f. 51; Wood, Linn. 
Trans, vi. t. 17- f. 17? IB ; Turt. Conch.Bict. 241. f. 54 ; Mont. 
T. B. 117-574 ; Donov. B. S. iv. 1 . 121 ; Linn. Trans, viii. 86 ; 
Philippi, Sicil. ii. 34 ; Flem. Brit. An. 448 ; Dillw. Bee. Shells , 
i. 197 ; Ind. Test. t. 8. f. 87 ; Loven, 40, 290. 
Lucina undata, Turt. Brit. Biv. 115; Thorpe, Brit. Mar. Conch. 
73; Brown, III. Conch. G. B. 98. t. 39. f. 1, 2; Lamk. H. vi. 
229; Hanley, Rec. Shells, 76. 
V. incompta, Philippi, Sicil. i. 44. t. 4. f. 9. 
Tellina caduca, Scacchi, Not. 15. t. 1. f. 5. 
Lucina caduca, Scacchi, Cat. 5. 
Cytherea undata, Macgilliv. Moll. Aberd. 263. 
Artemis undata, Recluz ; Thompson, Rep. Brit. Assoc. 1843, 267 ; 
Alder, Cat. North, and Durh. Moll. 84. 
Mysia undata, Leach, 1818 ; Ann. 8f Mag. N. H. xx. 1847? 2/2 ; 
King, Ann. N. H. xviii. 242. 
Lucinopsis undata, Forbes 8f Hanley, Brit. Moll. i. 435. t. 28. 
f. 1, 2. t. M. f. 2, animal. 
a — e. Tenby. 
f—j. Dublin Bay. Presented by T. Warren, Esq. 
Monstrosity , fide Hanley, Brit. Moll. 435. 
Venus sinuosa, Penn. Brit. Moll. iv. 81. t. 55. f. 51 a ; Mont. Test. 
Brit. 120 ; Turton, Bivalves, 154. 1 . 10. f. 9? ; Donovan, Brit. 
Shells, t. 42. f. 2? (not Lamk. n. 72). 
Lucina flexuosa (part.), Desh . ; Lamk. Hist. ; Hanley, Brit. Mar. 
Moll., from Donovan. 
