X35 MOIXUSCA OF THE GlTIvF OF MEXICO 93 



1881, (as Syndosmya); 12, p. 278, pi. 4, f. 8, '86 ; Bull. 

 37, U. S.N. M., p. 62, pi. 4, f. 8, '89 ; Tr. W. I. S, 3, 

 p. 998, 1900; Dall and Simpson, Bull. U. S. Fish Com., 

 i, p. 478, 1901. 



Distribution. — Rhode Island to Martinique, 14-860 fins. 

 Pleistocene to Recent. Gulf coast. — Ft. Barranca, Fla. ; 

 Cameron, La. ; Galveston, Tex. Pleistocene : Grand 

 Chenier, La. 



longicallus Scacchi, Notiz., p,. 16, pi. i, f. 7, 1836, (as Tellina); 

 Philippi, En. Moll. Sic, 2, p. 8, pi. 13, f. 7, 1844, (as 

 Syndosmya); Dall, B. M. C. Z., 9, p. 133, '81 ; 12, p. 

 278, '86 ; Bull. 37, U. S. N. M., p. 62, '89. 

 Distribution. — Arctic Ocean to Grenada Isl., W. I., 50-1467 

 fms. Also European. Pliocene to Recent. Gulf of 

 Mexico, dredged, Lat. 23 0 N., Long. 83 0 W. at 860 fms. 

 Temperature 42 0 F. 



Genus PSAMMOBiA Lamarck 

 (Gobraeus) vaginata Reeve, Dall, Bull. 37, U. S. N. M., p. 58, 

 1889; Proc. A. N. S. Phila., 50, p. 57, '98; Tr. W. I. 

 3, P- 976, 1900. 

 Distribution. — Charlotte Harbor, Florida. (Doubtful). 

 Note. — This genus has now nearly vanished from Antillean 

 and Gulf waters where all species are extremely rare. 



Genus SANGUINOLARIA Lamarck 

 sanguinoSenta Gmelin, fas So/en); Fischer, Man. de Conch., p. 

 1105, 1887 ; Dall, Tr. W. I. S. 3, p. 972, 1900. 

 rosea Lamarck ; Dall, Bull. 37, U. S. N. M. p. 60, 1889 i 

 Singley, 4th Ann. Rept. Tex., p. 328, '92 ; Mitchell, List 

 Tex. Sh., p. 13 ; Dall, Proc. A. N. S. Phila., 50, p. 58, 

 1898. 



Distribution — Gulf of Mexico to Trinidad. Also Ceylon 

 (Dall). Gulf coast.— West Florida; Pass Cabello and 

 Galveston, Tex. 



(Psammotella) operculata Gmelin ; Dall, Proc. A. N. S. Phila., 

 50, pp. 58, 62, 1898. 



