85 MOLLUSCA OF THE GULF OF MEXICO 53 



Vert., 6, p. 539, i8i 8, (as Liicni a); Reeve, Conch. Icon., 

 6, Lucina, pi. 2, f. -] a-b, 1850; Dall, Bull. 37, U. S. N. 

 M., p. 50, '89 ; Singley, 4th Ann. Rept. Tex., p. 326, '92; 

 Mitchell. List Tex. Sh., p. 5. 

 scabra Chemnitz, Conch. Cab., 11, p. 207, pi. 199, f. 1943-4, 



(as l^ellina); Dill\v3"n, Descr. Cat., i, p. 96, 18 17. 

 fuyiiadata Reeve, Conch. Icon., 6, Lucina, pi. 7, f. 40, '50. 

 Distribution. — St. Augustine to Montevideo. Pliocene to Re- 

 cent. Gulf coa.st. — Ft. Barranca, Fla., Galveston, Corpus 

 Christi, Keller's, Lavaca, and Matagorda Bays, Tex. 

 Pleistocene : New Orleans pumping station No. 7 ; North 

 Creek, Manatee Co., Fla. ; Pliocene : Caloosahatchie, 

 Shell and Alligator Creeks and Myakka River, Fla. 



(Here) pennsylvanicus Linnaeus, Syst. Nat., ed. X, p. 688, 1758. 

 (as Venus pennsylvanica)\ Reeve, Conch. Icon., 6, Lucina, 

 pi. 6, f. 29, 1850; Dall, Bull. 37, U. S. N. M., p. 50, '89; 

 Tr. W. I. S., 3, p. 1368, 1903 ; Vaughan, Publ. 133, 

 Carn. Inst., p. 171, 1910. 

 grandinata and speciosa^Q.Q.v^, 1850. 'Not speciosa Rogers, '36. 

 Distribution. — Hatteras to Guadeloupe, and West Florida. 

 Pleistocene : Labelle, West Fla. Pliocene ; Caloosahatchie. 



(Here) sombrerensis B. M C. Z., Harvard Coll., 12, p. 264, 1886; 

 Proc. U. S. N. M., 12, p. 263, pi. 14, f. 13, '89: 23, ]). 808, 

 1901. 

 Distribution — West Fla., 50 fms.. Sombrero, 72 fms. 



(Pleurolucina) leucomya Dall, B. M. C. Z., 12, p. 264, '86 ; P. 

 U. S. N. M., 12, p. 263, pi. 14, f. 6, 7, '89 ; 23, p. 808, '01. 

 Hatteras to Cuba and Gulf of Mexico. 



(Cavilucina) trisuicatus Conrad, Trans. Am. Asso. Nat. and Geol. 

 I, p. no, 1841 {a.s Ljicina trisulcata) ; Fos. Medial Tert., 

 p. 71, pi. 40, fig. 5, '45 ; Tuomey and Holmes, Pleio. Fos. 

 S. C, p. 62, pi. 18, f. 18, 19, '57 ; Holmes, Post-Pl. Fos. S. 

 C, p. 28, pi. 6, f. 4, '60 ; Dall, Bull. 37, p. 50, '89 : Proc. 

 U. S. N. M., 23, p. 808, 1901 ; Tr. W. I., 3, p. 1369. '03: 

 Vanatta, Proc. A. N. S. Phila., 55, p. 756, '03. 



multristriata Conrad, Proc. Acad. Nat. Sci. Phila., p. 307, 1S43 ; 

 Fos. Medial Tert.. p. 71, pi. 40, fig. 6,1845, {ai^ Liichia); 



