— 341 — 



C>das C. Pfeifier. contin. 



Me^ke 1828. Syn. p. 66. et 1830. ib. ed. 2a p. 110. 



— genus Cycla«leorum. 



Cuv. 1830. R. a. cd. 2a. (ed. Voigt. III. p. 520.) — 

 subgenus Cycladis prinunn. 



Pariter Anton 1839. Verzeichn. p. 13. 

 Gray 1840 in Turton Man. ed. 2a p. 279. — genus 



Cycladaruni. 

 G. B. Sow. jun. 1842. Conch. Man. ed. 2a p. 130. 



— genus Conchaceorum fluviatilium. 



eyclasidae (D'Orb.?) Geinitz 1846. Gr. d. Verst. p. 436. 

 Etym. Cyclas. Vocab. pessimum. 

 Quarla lamilia Orthoconcharum integropalliatorum. 

 Genera: Cyrena, Cyclas. 

 = Cycladea Menke. 



C^clemis Rafi>esoue 1819. Journ. de phys. tom. 88. p. 424. 

 Etym. xvxlog, circulusj "? tJ/higv, semis. 

 Novum genus Lymnideorum, adhuc obscurum. 

 Adoptat Menke 1830. Syn. ed. 2a p. 36. — in Lim- 

 naeaceis. 



Cycliuae Swains. 1840. Malac. p. 369. 

 Elym. Cyclas. 



SubCamilia Tellinidarum. Genera : Cyclas , Cyrena, 

 Megadesma , Gnathodon , Cumingia , Erycina. 



Cyclobrancliia Blainv. olim. (Dict. sc nat.) vid. Cyclo- 

 branchiata Blainv. 



Cyclohrancliia Cuvier 1817. R. a. * et 1830. ib. ed. 2a. 



(ed. Voigt. in. p. 424.) 

 Eiym. xvxXog, circulus; (^(iayyja, branchiae. 

 Septimus ordo Gasteropodum. Genera: Patella, 



Chiton. 

 Ferussac 1821. Tabl. syst. p. XXVII. — octavus ordo 

 Gasteropodum. Subordines: Schismobranchia, 

 Polyplaxiphora. 

 Pariter Risso 1826. llist. IV. p. 260. 



