Definition of Girtyoceras. Meaning of Girtyoceras. Synonyms of Girtyoceras

- belemnitiforme Eumorphoceras E. plummeri Gastrioceras G. adaense G. ****si Girtyoceras G. limatum Glaphyrites G. oblatus G. morrowensis Goniatites G. choctawensis...
- Genuclymenia Georgioceras Germariceras Gevanites Geyeroceras Giovaraites Girtyoceras Glabrophysodoceras Glamocites Glaphyrites Gl****oceras Glatziella Glaucolithites...
- alaskense Bactrites B. caronarius B. smithi**** Endolobus E. ornatus Girtyoceras G. welleri Goniaties Mitorthoceras Earth sciences portal United States...
- lineolatum Dombarites mapesi Eurmorphoceras plummeri Fayettevillea planorbis Girtyoceras Goniatites granosus Lusitanites subcircularis Metadimorphoceras wiswellense...
- †Gattendorfia †Geisina – tentative report †Geisina retiferiformis †Girtyoceras †Girtyoceras welleri – type locality for species †Girtyspira †Girtyspira microspirula...
- †Girtyella – tentative report †Girtyoceras †Girtyoceras gordoni – type locality for species †Girtyoceras hamiltonense †Girtyoceras primum – type locality for...
- †Girtyella cedarensis – or unidentified related form †Girtyoceras †Girtyoceras hamiltonense †Girtyoceras meslerianum †Girtyocoelia †Girtyocoelia beedei †Girtypecten...
- truncatus †Girtyana †Girtyana stellara – type locality for species †Girtyoceras †Girtyoceras hamiltonense – type locality for species †Girtypecten †Girvanella...