4 



MOLLUSCA OF THE Gui.F OF MEXICO 



34 



CLASS SCAPHOPODA 



ORDER SOLENOCONCHA 



Genus DENTALlUiVI Linnaeus 



laqueatum Verrill, Trans, Conn., Acad, Arts Sci., vol. 6. pt. 2, 

 p. 431, pi. 44, f. 18, 1885; Dall, Bull. Mus. Comp. Zool., 

 18, pt. 2, p. 426, pi. 27, f. I, 1889; Bull, 37, U. S. Nat. 

 Mus., p. 76, pi. 27, f. i; pi. 46, f. 18, 1889; Pilsbry and 

 Sharp, Tryon's Man. Conch., 17, p. 10, pi. 7, f. i, 2; pi. 5^ 

 f. 73, 1897, Henderson, Bull. 11 1, U. S. Nat. Mus., p. 23, 

 pi. I, f. 6, 7, 1920. 



Distribution — Hatteras to Barbados, Gulf of Mexico: West 

 Florida and off the Mississippi delta, 60-68 fms. 



iexaslanum Fhilippi, Zeitschr. Malak, p. 144, 1848; Pilsbry & 

 Sharp, Tryon's Man. Conch., 17, p. 22, 1897; Henderson, 

 Bull. Ill, U. S. N. M., p. 28, pi. I, f. 2, 4, 5, 9, 1920. 



sexangulare Hilgard, House of Rep. Ex. Doc. i, pt. 2, pp. 

 887, 888, pi. 3, f. 7, 1878. Not of Lamarck. 



gouldii Singley, 4th Ann. Rept. Texas Surv., p. 331, 1892; 

 Dall, List Cameron Sh. Not the Xxw.^ gouldii oi Dall. 

 Note. — This may be identical with Chenu's D. aynericavtmi 

 1843. Closely related to gouldii Dall, with which it has 

 been confused. 



Distribution. — N.Carolina to Yucatan, 3-9 fms. Gulf coast: 

 Point au Fer and Cameron, La.; Galveston, Corpus Christi 

 and Pass Cabello, Tex. Pleistocene, Lake Borgne bor- 

 ings, La. 



texasianum cestum Henderson, Bull, iii, U. S. N. M., p. 29, 



pi. 2, f. I, 4, 8, 1920. 



Distribution. — Pass Cabello, Texas. Probabl)^ in very 

 shallow water. 



rebeccaensis Henderson, Bull, iii, U. S. N. M. pp. 16, 31, pi. 3, 

 f. 2, 1920. 



