8i 



MoivI^USCA OF THE GuiyF OF MEXICO 



49 



Distribution. — Hatteras to Yucatan, 0-52 fms. Miocene to 

 Recent. Gulf coast. — West Fla. 

 macerophylla Gmelin, Syst. Nat., 6, p. 3304, 1792 ; d'Orbigny, 

 Moll, Cuba., 2, p. 363, 1853 ; Reeve, Conch. Icon., 4, pi. 

 2, f. 6, pi. 8, f. 6 b, '47 ; Dall, ^Bull. 37, U. S. N. M., p. 

 52, '89 ; Tr. W. I. S., 3, p. 1403, 1903. Often, but erron- 

 eously, macrophylla. 

 citrea Gmelin, 1792 ; lazarus Lamarck. 18 19 ; bicornis Krebs, 

 1864, not of Linnaeus. 

 Distribution. — Hatteras to Abrolhos Isls. Pleistocene to Re- 

 cent. Gulf coast. — Tampa. 



Genus ECHSl^OCHAfVJA Fischer 



arcinella 



Chama arcinella Linnaeus, S}^st. Nat. ed. 12, p. 11 39, 1767 ; 

 Reeve, Conch. Icon., 4, pi. 5, f. 26 a-b, 1846 ; Conrad, Am. 

 Jour. Sci., 2d Ser., 1, p. 404, '46 ; Tuomey and Holmes, 

 Pleio. Fos. S. C, p. 22, pi. 7, f. 4-6, '57 ; Emmons, Geol. 

 Rep. N. Car,, p. 287, f. 209, '58 ; Dall, Bull. 37, U. S. N. 

 Mus.. p. 52, 1889 ; Vanatta, Proc. Acad. Nat. Sci. Phila. , 

 vol. 55, p. 757, 1903 ; Mitchell, List Texas Shells. 



Chama (Echinochama) arcinella Fischer, Man. de. Conchyli- 

 ologie, p. 1049, 1887. 



Echinochama arcinella Dall, Tr. W. I. S., 3, p. 1405, 1903. 

 Distribution. — N. Carolina to Sao Paulo, Brazil, 0-26 fms. 

 Pliocene to Recent. Gulf coast. — Recent : St. Joseph's 

 Bay, Florida., Matagorda, Tex. Pleistocene : New Or- 

 leans pumping station No. 7. Pliocene : Caloosahatchie, 

 Shell Creek, &c„ Fla. 



Genus LUCINA Lamarck 

 chrysostoma Mueschen 



Tellina crysostoma Mueschen, Mus. Gevers. , p. 482, 1787. 



(Typographical error.). 

 chrysostoma Philippi, Abb. und Beschr. neu Conchyl., 2, p. 

 206, pi. 1, f. 3, 1847 ; Dall, Proc. U. S. Nat. Mus., 23, p. 

 802, 1901 ; Tr. W. I. S., 3, p. 1354, '03 ; Vanatta, Proc 



