Verrill mid Bush — 3Iarlne Mollusca of the Bermudas. 521 



Tellina (Angulus) (sp. nov.). 



Shells found with mera Say were identitied as this new species by 

 Dr. Dall. It is closely related to that species, but has a more 

 elongated form, with less crowded concentric sculpture. 



The description is to be included in a report on the Tellinidse by 

 Dr. Dall, soon to appear in one of the government publications. 



IHacoiua (Psammacoma) tenta (Say), variety Souleyetiana Reel. 



Tellina tenta Say, Arner. Conch., pt. vii, p. 228, pi. Ixv, f. 3, 18 — . Blnney's 



Say's Conch. U. S., p. 228, pi. Ixv, f. 3, 1858. 

 Tellina Souleyetiana Eecluz, Journ. de Conch., iii, p. 253, pi. x, figs. 5-5', 1852. 

 Tellina tenta Tyron, Amer. Marine Conch., p. 149, figs. 350-351, 1873. 

 Macoina (Psammacoma) tenta Say, var. Souleyetiana Dall, Bull. U. S. Nat. 



Mns., No. 37, p. 60, 1889. 



We are indebted to Di-. Dall for the identification of this form, 

 which is abundant in the dredged shell-sand. 



Family SEMELID^ffi. 

 Semele orbiculata (Say), var. radiata (Say). 



Amphidesma orbiculata Say, Journ. Acad, Nat. Sci., Philadelphia, ii, p. 317, 



1822. 

 Am-phidesma radiata Say, op. cit, v, p. 220, 1826. 

 Amphidesma radiatum Say, in Hanley, Recent Shells, p. 342, pi. 12, f. 8 (as 



A. australe) and A. siibtruncatum Sowerby, 1856. 

 Semele orbiculata Tryon, Amer. Mar. Conch., p. 154, pi. 27, f. 382, 1873. 

 Semele radiata Tryon, op. cit., f. 383. 

 Semele retieula Dall, Bull. U. S. Nat. Mus., No. 37, p. 62, 1889. 



This has formerly been recorded from Bermuda under the name 

 reticulata. 



Common in shallow- water. 



Semele bellastriata (Conrad). 



Amphidesma bellastriata Conrad, Journ. Acad. Nat. Sci., Philadelphia, vii, p. 



239, pi. XX, f. 4, 1837. 

 Amphidesma cancellata d'Orbigny, L'lle de Cuba, ii, p. 241, Atlas, pi. xxv, 



figs. 42-44, 1853. 

 Semele nexilis Gould, Proc. Boston Soc. Nat. Hist., viii, p. 281, 1862. 

 Semele cancellata Dall, Bull. U. S. Nat. Mus., No. 37, p. 62, 1889. 



Formerly recorded from Bermuda under the name cancellata. 

 Not uncommon. 



