— 364 ~ 



C'yrenoides G. B. Sow. jun. 1842. Conch. Man. ed. 2a 

 p. 136. 

 Genus Concharum fluviatilluin. 

 = Cyrenella Desh. 

 ^yrtlioceratites G. Leonh. 1844. PalJioz. Geb. passim vid. 

 Cyrtoceratites. 



Cyrtia Dalman 1828. Uppslalln. och Beskr. af Terebrat. * 

 > Oken Isis 1830. p. 57. 

 Elym. xvQTog, gibbus. 

 Novum genus Brachiopodum. 

 Pariler Bronn 1837. Leth. 83. 



G. B. Sovv. jun. 1842 Conch. Man. ed. 2a 

 p. 135. 

 Meake 1830. Syn. p. 96. — in Terebratulaceis. 

 Bucn 1834. Ueber Terebr. ]). 18. et 1837. Ueber 

 Delthyris p. 9. — Delthyri injungit. 

 Cyrtoeera Goldf. obm 1832 ap. De la Beche, Handb. d. 

 Geogn. von v. Dechen. p. 536. * teste Bronn. 

 Etym. xiQTog, curvus; HSQag , cornu. 

 Novum genus Nautilaceorum. 



Pariler Bronn 1837. Leth. p. 101. 

 = Cyrtoceras Goldf. 



Cyrtoceras Goldfuss. * teste De Koninck. (D'Orb. 1840. 

 Pal. franc. L * teste Agass. Nom.) 

 RoMER 1843. Verst. d. Harzgeb. p. 35. 

 MoRRis 1843. Brit. foss. p. 178. 

 De koMNCK 1844. Terr. houill. p. 521. 

 Geinitz 1845. Grundr. d. Verst. p. 277. — subgenus 

 Lituitae. 

 = Campylites Desh. 



Cyrtoeerates Quenst. err. typ. 1840 in Leonh. et Bronn 

 Jahrb. p. 277. vid. Cyrtoceratites. 



ryrto<«eratites Goldf. 1830. Leonh. et Br. Jahrb. * teste 

 Agass. Nom. Tum Quexstedt 1840 in Leonh. et 

 Br. Jahrb. f. Min. p. 277. (Cyrtocerates.) 

 Prima sectio Lituitae. 



