— 14 — 



Aelcula Risso. contin. 



Caecilioides Ferussac pat. 

 Cecilioides Blainv. 

 Ceclionides Blainv. err. typ. 

 Cionella (spec.) Jeffreys. 

 Cohimna De Cristof. et Jan. 

 ? Crenea Risso. 



Aciona Leach 1815. Zool. Misc. II. p. 79. 

 Etijm. a privat.; y.uov^ columella. 

 A Scalaria segregatum genus. Ty[)us : Scalaria sca- 



laris Linn. 

 Blainv. 1825. Malac. p. 431. — subgenus Scalariae. 

 Desh. 18.30. Enc. meth. II. p. 6, (errore Acyonaea) 



genus rejicit. 

 Synon. Scalaria Schum. 



Acyonaea Desh. err. 



Aclcfsia Rang 1828. Hist. Aplys. * (test. Desh. in Lamck. 



ed. 2» VII. p. 686.)"^ 

 Etym. a privat.; xXf]aig, cLaustrum. 

 Subgenus Aplysiae, species omni testa carentes 



complectens. 

 ? = Notarchus Cuv. 

 Acmaea Eschscholtz 1833. Zool. Atl. Heft 5. p. 17.* (teste 



Menke Zeitschr. f. Malak. 1844. p. 74.) 

 Etym. axfiaiog, floridus. 

 Novum genus Fissurellae affine. 

 Adoptat Reuss 1844. Verst. Bohm. Kr. p. 41 in fa- 



milia Fissurellidarum. 

 Philippi 1846. Zeitschr. f. Malak. p. 22. 49. 

 Synon. Patella (spec.) List. Linn. Chemn. Born etc. 



Patella integra (spec.) Klein. 



Patelloida Quoy et G. Desh. Ant. etc. 



Lottia Gray. G. B. Sow. Gould. Mighels. Phil. Forb. 

 - Patelloidea Couthouy. D'Orb. obm. 



Pileopsis (spec.) Eichw. 



Helcion D'Orbigny. 



