Di Diaboloceras Diadochoceras Diaplococeras Diaziceras Dichotomites Dichotomoceras Dichotomosphinctes Dickersonia Dicostella Didymites Didymoceras Dieneria Difunites Digitophyllites Dilatobactrites Dimeroceras Dimeroclymenia Dimorphinites Dimorphites Dimorphoceras Dimorphoceratoides Dimorphoplites Dimorphotoceras Dinarites Diodochoceras Dionites Diplacmoceras Diplasioceras Diplesioceras Diplomoceras Diplosirenites Dipoloceras Dipoloceroides Dirrymoceras Discoceratites Discoclymenia Discohoplites Discophiceras Discophyllites Discoptychites Discoscaphites thumb|250px|right|Rodzaj Discoscaphites Discosphinctes Discosphinctoides Discotropites Distichites Distichoceras Distoloceras Dittmarites Divisosphinctes
Dj Djurjuriceras Do Dobrodgeiceras Dobrogeites Docidoceras Dombarigloria Dombarites Dombarocanites Donetzoceras Dorikranites Dorsetensia Dorsoplanites Doryceras Doubichites Douvilleiceras Dr Drepanites Drumoceras Du Duashnoceras Dufrenoya Dumortieria Dunbarites Dunedinites Dunveganoceras Durangites Durotrigensia Durvilleoceras Dy Dyscheiloceras Dz Dzhaprakoceras Dzhulfoceras
E Eb Eboraciceras Eboroceras Ebrayiceras
Ec Echioceratoides Echiocheras Ectocentrites Ectolcites
Ed Edmundites
Eg Egrabensiceras