(Polita). 



SMITH : NOMENCLATURE OF CERTAIN GENERA. 339 



Vitrea fitzinger. 



Section i (typical). V. crystallina Miiller. 



V. diaparnaudi Beck. 



V. a Hi aria Miller. 



V. glabra Studer. 



V. nitidula Drap. 



V. pura x\lder. 



V. radiatula Alder. 



,^ . . , , { V. excavata Bean. 

 ,, 3 (Zonitoides). •, 

 ' "^ ^ ' i V. nitlda Miiller. 



,, 4 (Conulus). V.fidva Miiller. 



abridged synonymy of Vitrea. 



(1817 Not Hyalina Schumacher, Syst. Vers. Test. p. 234 ; be- 

 longs to Margiiiei/idcB). 



1819 Helix ( Helicella) sp. hyalince, part, Fe'rus. Prodrom, p. 44. 



(1820 Not Hyalina Studer, Syst. Verzeich. Schweiz. Conch, 

 p. 11= F/Vm/rt', Drap. 1805.) 



1833 Vitrea Fitzinger, Syst. Verzeich. Weichth., p. 99. 



1833 Oxychilus^ Fitzinger, part, 1. c. p. 100. 



1837 Hyaliuia Agassiz MSS. Charpentier Nouv. Mem. Soc. 

 Helv. I, p. 13, as a subgenus oi Helix. 



1837 Polita Held, Isis 1837, p. 915. 



1840 Zonites ( Hyalince) Gray in Turton's Manual, p. 168. 



1853 Zonites Gray (!) Forbes & Han., Brit. Moll. vol. iv. p. 32. 



1862 Zonites Jeffreys, Brit. Conch, vol. i. p. 158. 



1863 Zonites Reeve, Brit. Land and F. water Moll. p. 45. 

 1890 Hyalinia Ferussac (!), Norman, Ann. Mag. Nat. Hist. 



vol. vi. p. 329. 



COCHLICOPA, FERUSSACIA, ZUA, AZECA, CIONELI.A, C^CILIOIDES, 

 AND C^CILIANELLA. 



Much diversity of opinion appears to exist respecting the 

 generic names which should be applied respectively to the 



J Preoccupied in 1825 by Dejean for a genus of Beetles, Oxijch.i'i'.a. 



