88 



Bui^IvKTin 34 



mo 



leptonoidea Dall, Nautilus, 9, p. 33, 1895 ; Proc - U. S. N. M. t 

 23, pp. 299, 323, pi. 4, f. 4, 9, 1901 ; Checklist Rec. West 

 Coast Moll., p. 36, 1916. 

 Distribution. — Matagorda Bay, Texas (type locality), in shal- 

 low, warm water ; Santa Barbara channel, California, 

 dredged at 332 and 314 fms. , temperature 44 0 F. Showing 

 an unusual adaptability to warm and cold temperatures. 



mitchelli Dall, Nautilus, 9, p. 33, 1895 ; Proc. U. S. N. M., 23, 

 pp. 299, 314, pi. 2, f. 4, 5, 1901 ; Bull. 37, U. S. N. M., 

 reprint suppl. pis., pi. 92, f. 4; Mitchell, List Tex. Sh., 

 page 4. 



Note. — Mr. J. D. Mitchell discovered this species in Caranca- 



hua Bay, in muddy sediments just beneath the surface. 

 Distribution — Charleston, S. C, and Matagorda and Caranca- 



hua Bays, Texas, 

 phenax Dall, Proc. U. S.N. M., 23, pp. 299, 314, 1901. 



Distribution. — Chesapeake Bay ; Tampa Bay. 

 tentaSay, Am. Conch., pi. 65, f. 3, 1834, (as Tellina); Holmes, 



Post-Pi. Fos. S. C, p. 46, pi. 8, f. 3, '60 ; Gould, Inv. 



Mass., Binney's ed., p. 96, f. 402, '70 ; Hilgard, Rept. of 



Engineers to Sec. of War, p. 358, 1870 ; House of Rep. 



Ex. Doc, 1, pt. 2, p. 887, '78; Dall, Bull. 37, U. S. N. 



M., p. 60, pi. 56, f. 10, '89 ; Tr. W. I. S., 3, p. 1049, 1900; 



Proc. U. S. N. M., 23, p. 299, 'ox ; Vanatta, Proc. Acad. 



Nat. Sci. Phila., 55, p, 757, 1903. 

 souleyetiana Recluz, Jour, de Conch. 3, p. 253, pi. 10, f. 5 



1852. Not souleyeti Hanley, Proc. Z. S., p. 71, 1844. 

 recluziana Tryon, Cat. Tell., p. 98, '69. 

 Distribution. — Cape Cod to Rio la Plata. Pliocene to Recent. 



Gulf coast.— Crooked Isl., Fla. (?); Point au Fer, La. 



Pleistocene : Lake Borgne borings ; New Orleans well of 



1856, at 41 feet ; (?) New Orleans Gymnasium club well 



at 1200 feet. Pliocene : Caloosahatchie. 

 Note. — Variety souleyetiana Recluz is the more southern form, 



tinted delicately with orange. 



