Cr Cranocephalites Craspedites Craspedodiscus Crassiceras Crassiplanulites Crassotornoceras Cravenites Cravenoceras Cravenoceratoides Creniceras Crickites Crimites Crioceras Crioceratites Cruasiceras Crucilobiceras Crussoliceras Cryptoclymenia Cryptotexanites
Ct Ctenobactrites Cteroclymenia
Cu Cubaochetoceras Cuccoceras Cuneicardioceras Cunitoceras Cunningtoniceras Cutchisphinctes Cuyaniceras
Cy Cyclobactrites Cycloceltites Cyclolobus Cycloclymenia Cylioceras Cymaceras Cymaclymenia Cymahoplites Cymbites Cymoceras Cyrtobactrites Cyrtochilus Cyrtoclymenia Cyrtopleurites Cyrtosiceras
Cz Czekanowskites
D Da Dactylioceras thumb|250px|right|Rodzaj Dactylioceras Dagnoceras Daixites Dalmasiceras Dalmatites Damesiceras Damesites Danubisphinctes Danubites Daphnites Daraelites Darellia Darvasiceras Dasyceras Daxatina Dayiceras
De Decipia Decorites Deiradoceras Delecticeras Delepinoceras Delphinites Demarezites Derolytoceras Deshayesites Desmoceras Desmophyllites Desmoscaphites Devonobactrites Devonopronorites
Dh Dhosaites Dhrumaites