AMPHIDESMA. 







IP 



(WITH SYNDOSMYA AND S CROBICUL ARI A). 



1 (i). A. obliquum of Reeve's monograph in the Conchologia Iconica, as the Tellina o. of 



Wood's General Conchology. 



2 (i). A. (Semele) modestum ?? of A. Adams In the Zoological Proceedings, 1853, p. 95. 



3 (ii). A. subtruncatum of Reeve's monograph, and of Sowerby's Species Conchyliorum. Agrees 



with the prior description of A. radiatum of Say in the Journ. Acad. Nat. Sc. Philadelphia, v. 

 3, a (ii). A. subtruncatum, var. of Sowerby's Species Conchyliorum. 



4 (ii). A. solidum of Gray in the Spicilegia Zoologica. 



4 (iii). A. Australe of Sowerby in the Zoological Proceedings, 1832, p. 200. 



5 (ii). A. cordiforme of Sowerby's Species Conchyliorum, as the Tellina c. of Chemnitz. 



6 (ii). A. cancellatum of Reeve's monograph, as of Sowerby's unpublished Species Conchyliorum. 



7 (i). A. lamellosum, do. do. 



8 (i). A. reticulatum (the Tellina reticulata of Linnaeus and Chemnitz). 

 8, a (i). A. reticulatum of Sowerby's Species Conchyliorum. 



9 (i). A. crenulatum of Reeve's monograph, and of Sowerby's Species Conchyliorum. 



10 (i). A. duplicatum, do. do. 



11 (i). A. multicostatum of Sowerby's Species Conchyliorum. 



12 (ii). A. ellipticum of Sowerby in the Zoological Proceedings, 1832. 



13 (ii). A, corrugatum of Sowerby in the Zoological Proceedings, 1832, and in the Species 



Conchyliorum. 



14 (ii). S. prismatica of Forbes and Hanley's British Mollusca, as Mya p. of Montagu. 



15 (ii). S. tenuis, do. as Mactra t. of Montagu. 



16 (ii). S. alba, do. as Mactra a. of Wood in the Linnean Transactions, vol. vi. 



17 (ii). Scrobicularia Cottardi : Lutraria C. of Payraudeau : A. Siculum of Sowerby's Concho- 



logical Illustrations. 



23 (iii). A. pulchrum of Sowerby in the Proceedings of the Zoological Society, 1832. 



24 (iii). A. pulchrum, var. of Sowerby's Conchological Illustrations. 



25 (iii). A. formosum of Sowerby in the Zoological Proceedings, 1832, p. 199. 



26 (iii). A. roseum of Sowerby in the Zoological Proceedings, 1832, p. 199. 



27 (iii). A. punctatum of Sowerby in the Zoological Proceedings, 1832, p. 200. 



28, 29 (iii). A. purpurascens of Sowerby in the Zoological Proceedings, 1832, p. 199 : not 

 A. purpurascens, Lamarck, which does not belong to the genus. 



30 (iii). A. rupium of Sowerby in the Zoological Proceedings, 1832, p. 199. 



31 (iii). A. rupium, var. from Gallapagos, of Sowerby in the Zoological Proceedings, 1832. 



32 (iii). A. pallidum of Sowerby in the Zoological Proceedings, 1832, p. 199. 



33 (iii). A. lseve of Sowerby in the Zoological Proceedings, 1832, p. 199. 



34 (iii). A. lenticulare of Sowerby in the Zoological Proceedings, 1832, p. 200. 



35 (iii). (Not an Amphidesma). 



