Pterograptidae
Pterograptidae is an extinct family of graptolites.
Genera
List of genera from Maletz :- †Didymograptellus Cooper & Fortey, 1982
- †Pseudobryograptus Mu, 1957
- †Pterograptus Holm, 1881b
- †Xiphograptus Cooper & Fortey, 1982
- †Yutagraptus Riva, 1994