Didymograptidae
Didymograptidae is an extinct family of graptolites.
Genera
List of genera from Maletz :- †Aulograptus Skevington, 1965
- †Baltograptus Maletz, 1994
- †Cladograpsus Geinitz, 1852
- †Cymatograptus Jaanusson, 1965
- †Didymograpsus M’Coy, 1851 in Sedgwick & M’Coy
- †Expansograptus Bouček & Přibyl, 1951
- †Janograptus Tullberg, 1880
- †Jenkinsograptus Gutiérrez-Marco, 1986
- †Parazygograptus Kozłowski, 1954
- †Trigonograpsus Nicholson, 1869