Pterobranchia - Graptoloidea - Dicranograptidae
Parent taxon: Diplograptina according to J. Maletz 2014
See also Bulman 1970, Mitchell et al. 2007 and Storch et al. 2011
Sister taxa: Climacograptoidea, Dicaulograptidae, Dicranograptoidea, Diplograptidae, Lasiograptidae, Peiragraptidae
Subtaxa: Dicellograptus Dicranograptus Nemagraptinae
Ecology: passively mobile planktonic suspension feeder
Distribution:
• Whiterockian of United States (1: Nevada collection)
• Chazyan of United States (1: California)
• Arenig of China (2)
• Ordovician of Argentina (12), Australia (2), Belgium (2), Canada (18: British Columbia, New Brunswick, Northwest Territories, Northwest Territories and Yukon, Ontario, Quebec, Québec, Yukon), China (106), Czechia (6), Ireland (1), Kazakhstan (5), Latvia (1), Lithuania (1), New Zealand (10), Norway (6), the Russian Federation (14), Sweden (15), the United Kingdom (6), United States (96: Alaska, California, Idaho, Nevada, New York, Ohio, Oklahoma, Texas, Virginia), Venezuela (1), Vietnam (1)
Total: 307 collections including 525 occurrences