9 6 



Bulletin 34 



128 



multilineata Dall, Tr. W. I. S., 3, p. 938, pi. 28, f. 15, 1898, 

 (as Macha). 



Distribution. — North Carolina to Brazil. Gulf coast.— Recent: 

 West Fla. and Texas. Pliocene : Caloosahatchie, Fla. 



Genus DONAX Linnaeus 

 denticulata Linnaeus, Syst. Nat., ed. X, p. 683, 1758; Reeve, 

 Conch. Icon., 8, pi. 7, f. 48 a, b, 1854 ; Dall. Bull. 37, U. 

 S. N. M., p. 58, 1889; Dall and Simpson, Bull. U. S. 

 Fish Com., 1, p. 476, 1901. 

 Distribution. — Texas, West Florida and the Antilles to Rio de 

 Janeiro. 



fossor Say, Jour. A. N. S., Phila., 2, p. 306, 1822 ; Tryon, Am. 

 Mar. Conch., p. 153, pi. 27, f. 376, 377, 1873 ; Dall, Bull. 

 37, U. S. N. M., p. 58, '89 ; Tr. W. I. S., 3, P- 967, 

 1900. 



variabilis Tuomey and Holmes, Pleio. Fos. S. C, p. 95, pi. 



23, f. 6, 1857. Not of Say. 

 angustatus Sowerby, 1866 ; protractus Conrad 1849 ; parvula 



Philippi, 1845. 



Distribution. — New Jersey to Florida Keys. Miocene (of N. 

 Car.) to Recent. Gulf coast. — West Florida and Texas 

 (Dall, '89). Pliocene: Caloosahatchie beds. 



tumida Philippi, Zeitschr. Mai., p. 147, 1848 ; Roemer's Texas, p. 

 453, 1849; Singley, 4th Ann. Rept. Tex., p. 328, 1892 ; 

 Harris, Bull. Am. Pal., 1, No. 3, p. 92, '95 ; Dall, List of 

 Cameron Sh., (MS.); Mitchell, List Tex. Sh. ; Dall, Nau- 

 tilus 5, p. 126, 1892. 

 Distribution. — St. Augustine to Texas and Vera Cruz, Mex- 

 ico. Pleistocene to Recent. Gulf coast. — Recent : Cam- 

 eron, Chandeleurs, Southwest Pass, Point au Fer, La. ; 

 Galveston (type locality), Corpus Christi, Tex. Pleisto- 

 cene : Galveston well, surface to 458 feet (Harris); Teel 

 No. 1 well, Saratoga, Texas, at 940 feet ; Grand Chenier, 

 La. ; New Orleans Gymnasium well at 1200 feet. 



texasiana Philippi, Zeitschr. fur Malakozoologie, 4, p. 77, 1847 >* 

 Roemer's Texas, p. 452, 1849 ; Dall, Nautilus 5, p. 126, '92. 



