TRANSACTIONS OF WAGNER 

 1442 



^^ TERTIARY FAUNA OF FLORIDA 



Cyanocyclas Bourguignat, Rev. et Mag. de Zool., 2me Ser., vi., p. 673, 1854, = Cyrena 



s. s. Not Cyanocyclas Ferussac. 

 Cyrnea Deshayes, An. s. Vert. has. de Paris, i., p. 484, 1858; err. typ. pro Cyrena Lam. 



Section Polyniesoda Rafinesque. 

 Cyclas (sp.) Bosc, Hist. Nat. Coq., iii., p. 35, 1802. 

 Corneocyclas (sp.) Ferussac, Diet. Sci. Nat., xii., p. 278, 1818; Deshayes, Enc. Meth., ii., 



p. 36, 1830. 

 Polyniesoda Rafinesque, Ann. Gen. des Sci. Phys., Bruxelles, 1820, p. 319, Cyclas caro- 



liniana Bosc. 

 Polymeroda Rafinesque, op. cit., p. 319 (err. typ.). 

 Polymesoda Morch, Mai. Blatt, vii., p. 193, 1861 ; Journ. de Conchyl., ix., p. 348, 1861 



(Cyrena carolinensis Hanley, = C. caroUniana Bosc) ; Pilsbry, Nautilus, xv., p. 48, 



1901. 

 Leptosiphon Fischer, Ann. Lye. Nat. Hist. N. Y., x., p. 195, 1872 ; C. carolinensis Hanley. 

 Cyprinella Gabb, Pal. Cal., i., p. 170, 1864; C. tenuis Gabb, Cretaceous, California. (Not 



Cyprinella Girard, 1856.) 

 Diodus Gabb, Pal. Cal., ii., p. 242, 1868. New name for Cyprinella Gabb non Girard. 



Section Pseiidocyrena Bourguignat. 

 <^Anomala Deshayes, P. Z. S., 1854, p. 20; not Anomala Hiibner, 1816; Cyrena in- 



signis Deshayes, West Mexico. 

 <^Pseudocyrena Bourguignat, Rev. et Mag. de Zool., 2me Ser., vi., p. 675, 1854; Cyclas 



maritima Orbigny. 

 <^Egeta H. and A. Adams, Gen. Rec. Moll., ii., p. 651, 1858; Chenu, Man. de Conch., ii., 



p. 103, 1862; Cyrena angulata Deshayes; Meek, Inv. Fos. Upper Missouri, p. 157, 



1876. 

 <^Cyrenocapsa Fischer, Ann. Lye. N. Hist. N. Y., x., p. 195, 1872; Cyrena Aoridana 



Conrad. 



Section Egeiaria Morch. 

 ^Egetaria Morch, Mai. Blatt., vii., p. 194, 1861 ; E. pullastra Morch, West Central 



America. 



Section Isodoma Deshayes. 

 Isodoma Deshayes, Descr. des An. s. Vert. has. de Paris, i., p. 481, 1858; /. cyprinoides 



Deshayes, Eocene; Cossmann, Cat. lUustr., i., p. 125, 1*886. 



Subgenus LEPTESTHES Meek. 



Leptesthes Meek, Prel. Rep. Geol: Surv. Wyoming, p. 316, 1872; Corbicula fracta Meek, 

 Eocene; U. S. Geol. Surv. Terr., 6th Ann. Rep., p. S12, 1873; Pal. Upper Missouri, 

 p. 161, 1876. 



