— 207 — 



Ceratite» De Haan contin. 



Bkonn 1837. Lcth. p. 177. — gcnus adoptat. 

 Bucn 1834. Ucber Ammon. * — divisio Ammonitae. 



Pnriter Quknstkdt 1846. Pelref. Deutschl. p. 69. 

 CeratotleM Guildino 1828. Zool. Journ. III. N. 12. p. 537. 

 Etijm. xeQaTwdt;g, cornu formam refercns. 

 Genus novum al) Ampullariis minus bene disjunctum, 



ex typo AmpuUariae cornu arictis Linn. 

 Adoptat WiEGMANN 1 832. Handb. d. Zool. p. 533. — 



in familia Ampullariarum. 

 D'Orbigny 1837. Voy. Am. * teste Troschel in 



Wiegni. Archiv 1838. II. — Ampullariae subgeneri 



suo injungit. 

 Desh. 1838. inLamck. ed. 2a VIII. p. 529. — genus 



rejicit. 

 SwAiAsoN 1840. 3Ialac. p. 339. — subgenus Am- 



pullariae. 



Pariter G. B. Sow. jun. 1842. Concli. Man. ed. 

 2a p. 102. 

 ' D^Orbigny 1841. Moll. cub. I. p. 199. tabl. et 1842. 



Pal. franc. * — gcnus Ampullaridarum. 

 Conf. Troschel 1845. Arch. f. Natgsch. I. p. 211. 

 Synun. Cornu Hammonis spurium (spec.) Klein. 



Hebx (spec.) Linn. etc. 



Planorbis (spec.) 0. F. Miill. Bolt. Lamck. Feruss. 



Ceratoides Agricola teste Schrot. Lithol. Lex. I. p. 266. 

 Efym. xeQaToeidi^g, corneus. 

 = Ammonites Breyn. 



Ceratoitles ScnEUcnz. 1702. Lith. Helvet. p. 59. * teste 

 Klein in Nomcnd. lithol. p. 36. C? Bromell in 

 Act. liter. Suec. 1730. p. 30. *) 

 = Homaloceratites Hiipsch. 



Ceratostoitia vid. Cerastoma. 

 Ceraiinitet^ Auctt. * 



Etym. xeQavvog, tonitrus. 

 = Belemnites Agric. 



