no Bulletin 34 142 



f. 9 a-b, 1886 ; Bull. 37, U. S. N. M., pi. 4, f. 9 a-b, '89. 

 Distribution.— Gulf of Mexico.— Off Charlotte Harbor, Fla., 

 13 fms. ; 16 miles N. of Jolbos Isls., 14 fms. 



Genus PANOPE Menard 

 bitruncata Conrad, Proc. A. N. vS. Phila., for 1872, p. 216, pi. 7, 

 f. I ; Dall, Tr. W. I. S. 3, p. 832, 1898 ; Vanatta, Proc. 

 A. N. S. Phila., 55, p. 757, 1903. 

 Distribution.— North Carolina to Florida. Gulf coast at 

 Tampa and Crooked Isl., West Fla. 

 floridana Heilprin, Tr. W. I. S., i, p. 91, pi. 10, f. 21, 1887; 

 Dall, Tr. W. I. S., 3, p. 831, 1898. 

 menardi^&\\^r'm, Tr. W. I. S., i, p. 90, pi. 9, f. 19, 1887. 



Not of Deshayes. 

 7iavicula Heilprin, Idem, p. 91. pi. 10, f. 22, 1887. 

 reftexa, Dall, Bull. 37, U. S. N. Mus., p. 70, 1889, (as Gly- 

 cyvieris); Not reflexa Say, 1824, which is Miocene only. 

 Distribution. — North Carolina and Gulf coast at Mobile Point, 

 Ala. Pliocene of the Caloosahatchie beds. West Fla. 



Genus GASTROCHAENA Spengler 

 ovata Sowerby, Proc. Zool. Soc. p. 21, 1834 ; Hanle^^ Descr. 

 Cat. Rec. Sh., p. 10, pi. 9, f. 42, 1842; Dall, Bull. 37, U. 

 S. N. M., p. 72, 1889 ; Tr. W. I. S., 3, p. 824, 1898. 

 Distribution. — Charleston, N. C. to the West Indies, 0-27 fms. 

 Gulf coast.— West Fla. 

 cuneiformis Spengler, Nova Acta Soc. Hafn., 2, p. 179, f. 8-11, 

 1788 ; Lamarck, An. s. Vert., 5, p. 447, 1818 ; Dall, Bull. 

 37, U. S. N. M., p. 72, '89 ; Tr. W. I. S., 3, p. 825, 1898. 

 Mans QivaoSSn, 1792, (as Pholas); H. and A. Adams, 1856, 



(as Rocellaria) ; Try on, 1862. 

 rupestris Bosc, Hist. Nat. Coq., 2, p. 205, 1802. 

 Distribution. — Cape Fear, N. C, to Guadeloupe, 0-25 fms. 

 Gulf coast. — West Fla. 

 (SpengSeria) rostrata (Spengler) Dall, Bull 37, U. S. N. M., p. 

 72, '89 ; Tr. W. I. S., 3, p. 824, '98. 



