- 516 — 



Heliomaiies Fernss. contin. 



Sectio Helicellae. Typo sunt Helix rugosa Lamck. 

 et Hel. pyramidata Drap. 

 Pariter Ra^g 1829. 31an. p. 164. 

 Gray 1840 in Turt. 3Ian. ed. 2a p. 158. — subge- 

 nns Helicis. 

 = Theba (sp.) Leach et Lencochroa Beck etOch- 

 thephila Beck. 



Helisisa Lesson 1829. Voy. de la Coq. p. 316. Conf. Okeii 

 Isis 1833. p. 117. t. 2. 

 Etym. elio, torqueo^ aiycco), taceo, caelo. 

 = Amphibulima Blainv. 



HeUsoina Swains. 1840. Mal. p. 337. 



Etym. (lio , torqueo; atofiu, corjnis. 



Subgenus Planorbis. Typus : Plan. bicarinatus Say. 



Helix LiNN. 1758. Syst. nat. ed. X. p. 768. et 1767. Ib. ed. 



XII. p. 1241. Ed. Gmel. p. .3613. 

 Etym. eh'^, quod contorlum est. 

 Genus Cochlearum incong^ruum, nullis certis limiti- 



bus circumscriptum. Emendare coepit 0. F. Miill. 



vid. seq. 



Helix MiiLLER 1774. Hist. Verm. II. p. 12. 



Genus Testaceorum strictius definitum, segregatis 



Planorbe^ Vertigine, Carychio, Vertigine. 

 Helix MuLLER einend. 



ScopoLi 1786. Delic. Flor. et Faun. Insubr. L * — 



Bulimos secernit. 

 Brug. 1789. Enc. meth. I. p. XVI. — idem genus 



sensu latiori et Planorbes agnoscit. 

 Similiter Cuvier 1798. Tabl. elem. * — in Gastero- 



podis testaceis. 

 Lamck. 1799. Prodr. * — ejicitur Helicina (etSigare- 



tus.) 1801. 8yst. an. s. vert. p. 94. — distinguitur 



Janthina. 

 Cuvier 1800. Anat. comp. * — subgenus Helicis. 



Pariter Cuvier 1817. H. anim. " 



