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1271 

 TERTIARY FAUNA OF FLORIDA 



bifid ; the anterior lateral inconspicuous ; the anterior left and posterior right 

 dorsal margins grooved to receive the edge of the opposite valve, the basal 

 margins entire; the pallial sinus large, linguiform, ascending towards the 

 umbo. Length 7.75, height 7.5, diameter 4.0 mm. 



This odd little shell recalls Gouldia by its form and Dosinia by its sinus. 

 Nothing very close^ it inJjjeJMiocene has turned up. 



/ ^Genua/fofTHEREA Boltei. 

 <^Cytherea Bolten, Mus. Boltenianum, p. 177, 1798; ed. ii., p. 124, 1819; not Cytherea 



Fabricius (Diptera), 1804, or Oken, 1815; Citherea Lamarck in Roissy, 1805; Ly- 



therea Lamarck, 1806; or H. and A. Adams, Gen. Rec. Moll., ii., p. 660, 1858. Types 



(by elimination) Venus puerpera L., V . rugosa Gmelin, and V. verrucosa L. 

 Gafrarium (sp.) Bolten, Mus. Boltenianum, p. 176, 1798; ed. ii., p. 123, 1819; Venus 



reticulata Linne. 



Venusarius Dumeril (Froriep's translation), Zool. Analyt., p. 169, 1806; Venus verru- 

 cosa Linne. 

 >Antigona Schumacher, Essai, pp. 51, 154, 1817; sole ex. A. lamellaris Schum., loc. cit., 



pi. xiv., fig. 2, = Dosina lamarckii Gray, 1838; not Antigonus Hiibner, Lepidoptera, 



1816. 



> Cythereites Kriiger, Gesch. der Urwelt, ii., p. 449, 1823 ; C. rugosus Kriiger. 

 Dosina Gray, Analyst, viii., p. 308, 1838, no type selected ; P. Z. S., 1847, p. 183 ; Venus 



verrucosa L. ; not Dosinia Scopoli, 1777- 

 Clausina Brown, 111. Conch. Gt. Brit., expl. pis. xix., xx., 1827; ed. ii., pp. 90-91, 1844; 



Gray, P. Z. S., 1847, p. 183; Venus verrucosa Linne; not Clausina Romer, Krit. 



Unters., p. 16, 1857 (V. tiara Dillw.). 

 Omphaloclathrum Morch, Cat. Yoldi, ii., p. 25, 1853; Romer, Mai. Blatt., xiv., p. 29, 1867; 



Fischer, Man. de Conchyl., p. 1084, 1887. 

 Venus Swainson, Malac., p. 372, fig. i igc, 1840 ; Venus verrucosa L. ; H. and A. Adams, 



Gen. Rec. Moll., ii., p. 417, 1857; Deshayes, Cat. Conch. Brit. Mus., i., p. 97, 1853; 



Stoliczka, Cret. Pel. India, p. 147, 1871 ; not Venus (L.) Lamarck, 1799. 

 Calista Leach, Syn. Moll. Gt. Brit., p. 305, 1852; V. verrucosa Linne; not Callista 



Morch, 1853. 

 Callista Fischer, Man. de Conchyl., p. 1084, 1887; V. verrucosa Linne; not of Morch, 



1853- 

 >Ventricola Romer, Mai. Blatt., xiv., p. 115, 1867, ist species V. rugosa Gmelin, no 



type selected; Sacco, Moll. terz. Piem. e Lig., p. 27, 1900. 

 Cytherea Dall, Proc. U. S. Nat. Mus., xxvi., No. 1312, p. 354, 1902. 



^Antigona Romer, Krit. Unters., p. 17, 1857, V- puerpera L , 



>Artena Conrad, Am. Journ. Conch., vi., p. 76, 1870, Venus staminea Conrad; Fischer, 



Man. de Conchyl., p. 1084, 1887. 

 >Artenia Tryon, Syst. Conch., iii., p. 178, 1884; = Artena Conrad. 



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