354 



Polygyra 



Pars 13 



W AUG:.0 1323 ^ 



Lion*"* 



Fam. Polygyridae. 



Genus Polygyra Say 1818. 101 ) 



Gonotyp: Polygyra septemvolva (Say). 

 Syn.: Dacdocheila Beck, 1837. 102 ) 



Ulosloma Albers, 1830 103 ) (part!). 



Anchistoma H. and A. Adams, 1858 104 ) (partl). 



Nechelix, Ihering, 1892. 105 ) 



(Vgl. auch Pilsbry, Manual of Conchology. 2. series Pul- 

 monala. vol. IX, p. 68.) 



Polygyra adamnis (Dall). 



Helix (Polvgyra) adamnis, Dall, (90a) Transact. Wagner Free 



Inst. of Sci. of Philadelphia. Vol. III, pt. I, p. 12, tab. I, fig. 



5 5a. 

 Helix (Polygyra) adamnis, Dall, (OOa) Transact. Wagner Free 



Inst. of Sci. of Philadelphia. Vol. III, pt. VI, p. 1566. 

 Helix (Daedochila) adainnis, Schuchcrt, (05a) Bull. U. S. Na- 



lional Museum No. 53, pt. I, p. 306. 

 Polvgyra adamnis. Dall (15a) Bull. U. S. National Museum No. 



90, p. 24, tab. II, fig. 7, 9. 

 Vorkonimen: U. Miocan, Aquitanien: Tampa Silex beds. 



Ballast Point (Florida). 



Polygyra caloosaensis (Johnson). 



*1899 Polygyra caloosaensis, Johnson, (99a) The Nautilus XIII, p. 67, 

 Textfig. 

 Vorkommen: 0. Pliocan: Caloosahatchie Beds: Caloo- 

 sahatchio River (Florida). 



Polygyra cercolus microdonta (Dcshayes). 



(*1S42 Helix microdonta, Deshayes in Ferussac, Hisloire naturelle . . . 

 des Mollusques ... p. 6, tab. 72, fig. 13.) 

 1885 Polygyra cereolus microdonla, Dall, Proc. U. S. National Museum 

 VIII, p. 260. 



'1890 



1903 

 1905 

 1915 



m ) Journ. of the Acad. of Nat. Sci. of Philadclphia I, p. 278 [Restr. 

 Pilsbry!] 



m ) Indcx Molluscorum praesentis aevi, Musaci principis augustis- 

 simi Christiani Frederici. p. 21. 



103 ) Die Helicecn nach natiirlicher Verwandtschaft systematisch ge- 

 ordnet. p. 95. 



10 ') Genera of reccnt Mollusca II, p. 205. 



10s ) Zeitschr. f. wissenschaftl. Zool. LIV, p. 482. 



