— 56 — 



Aiii««is Studer 1820. System. Vcrzchn. p. 23. 

 Etym. aviGos, dissimilis. 



Gasteropodum geniis. Subgenera : Physa, Flanorbis. 

 Anna Risso 1826. Hist. IV. p. 214. Conf. Bronn Ital. Tert. 

 p. 38. sub Murice. 

 Etym. Nom. propr. 

 = Pleurotoma Lamck. (Typus: Pleurotoma purpu- 

 rea Mont.) 

 Aiiniilaria ScnuM. 1817. Ess. p. 196. 

 Etym. annulus. ") 

 = Cyclostoma Lamck. 

 Anodon Oke^ 1815. Lehrb. d. Zool. 1. p. 238. 

 Etym. a privat; odoigy dens. ") 



Paritcr G. B. Sow. Gen. Sh. fasc. 17. * 

 Spix et Wagx. 1827. Tcst. Brasil. p. 27. 

 Fleming 1828. Brit. An. p. 408. 415. — genus 



Unionidarum. 

 TuRTON 1822. Biv. Brit. p. 240. * etl831. Man. * 

 G. B.Sow. jr. 1839, Conch. Man. (ed. 2a p. 68.) 

 Gray 1840 in Turt. 3Ian. ed. 2a p. 289. — genus 



Unionidarum. 

 SwAiNSON 1840. Mak^c. p. 381. — genus Ano- 



dontinarum. 

 GouLD 1841. Invert. of Massach. p. 117. 

 = Anodonta Cuv. 

 Anodonta CuviER 1798. Tabl. elem. * 



Etym. dvodovTog = avodovg, edentulus. 



Genus Acephalorum tertiae sectionis, a Bruguierio 



indicatum. 

 Adoptant Lamck. 1799. Prodr. * et 1801. Syst. an. 

 p. 114. 

 Draparn. 1805. Hist. p. 27. 30. 133. 



16) Annularia Sternb. genus plantarum fossilium. 



17) Anodon Klein genus serpentum teste Daudin in Dict. sc. nat. 

 lom. 2. p. 183. 



