52 BUI.I.ETIN 34 §4 



1, iSo8, (as Ve7tus)\ Dall, Proc. U. S. N. M., 23, p. 799, 

 1901 ; Tr. W. I., 3, p. 1350, '03. 



Lucina squamosa Lamarck, An. s. Vert., 6, p. 542, 181S 



(not Lam., 1806); Dall, Bull. 37, U. S. N. M., p. 50, '89. 

 Lucina peden Lamarck, An. s. Vert., 5, p. 543, 181 8 ; Dall, 



Bull. 37, p. 50, '89. The true L. peden is Mediterranean. 

 Lucina imbricatula C. B. Adams, Proc. Bost. Soc. N. Hist., 



2, p. 10, 1845. 



Note. — Dr. Dall (Sj^nopsis Lucinacea), recognizes four varieties 

 of this species : — orbiculata Montagu, filiata Dall, imbrica- 

 hda C. B. Adams, and recurvata Dall. Our specimens 

 from Cedar Keys seem t3^pical orbiculata. The deep water 

 form, filicata, 85-300 fms., was dredged off Yucatan, and 

 rec7irvata, 8-300 fms., off Cape San Antonio. 



Distribution. — Florida to Brazil, also west coast Africa. Pleis- 

 tocene to Recent. Gulf coast. — Tampa and Cedar Keys, 

 Florida. 

 (Jagonia) costata d'Orbigny, Moll. Cubana., 2, p. 296, pi. 27, 

 f. 40-42, 1846, {q.s Luciyia); Dall and Simpson, Bull. U. S. 

 Fish Comm., i, p. 492, 1901 ; Dall, Proc. U. S. N. M., 23, 

 P- 799. 1901. Not <:(?j'/«/« Tuomey and Holmes. 

 Lucina antillarum Reeve, Conch. Icon., Lucina, pi. 10, f. 

 37, 1850; Dall, B. M. C. Z., 9, p. 136, '81 ; 12, p. 264, 

 1886. 



Distribution. — N. Carolina to Rio de Janeiro. Gulf of Mex- 

 ico : Charlotte Harbor, Fla., 13 fms., Yucatan Strait, 640 

 fathoms. 



Genus PHACOIDES Gray 

 pectinatus Gmelin, Syst. Nat., 6, p. 3236, 1792 ; Index Test., pi- 

 4, f. 44, 1828, (as Tellina pedinata) ] Dall, Proc. U. S. N. 

 M., 23, p. 807, 1901 ; Tr. W. I. 3. p. 1363, '03. Not of 

 Adams, '47 and '52, nor of Carpenter, '57. 

 Jamaicensis Chemnitz, Conch. Cab., 7, p. 24, pi. 39, f. 408, 

 409, 1784, (as Venus). Not binomial. Spengler, Skrift. 

 Nat. Selsk. Kjobn. 4, 1778, (as Tellina); Lamarck, An. s. 



