†family Cyrtograptidae Boucek 1933 (graptolite)
Pterobranchia - Graptoloidea - Cyrtograptidae
Parent taxon: Glossograptina according to S. Piras et al. 2012
See also Bulman 1970
Sister taxa: Glossograptidae, Isograptidae
Subtaxa: Cyrtograptinae
Type: Cyrtograptinae
Ecology: passively mobile planktonic suspension feeder
Distribution:
• Silurian of Algeria (3 collections), Australia (1), Canada (4: British Columbia, Northwest Territories, Nunavut), China (5), the Czech Republic (7), Denmark (3), France (1), Greenland (1), Lithuania (1), Morocco (4), Serbia and Montenegro (2), Spain (1), Ukraine (2), the United Kingdom (1), United States (2: Idaho, Oklahoma)
Total: 38 collections including 52 occurrences