Parent taxon: Graptoloidea according to J. Maletz et al. 2017
See also Maletz 2014
Sister taxa: Apiograptus, Arienigraptus, Arnheimograptus, Axonophora, Bergstroemograptus, Bryograptidae, Crinitograptus, Dichograptacea, Dichograptina, Didymograptidae, Didymograptina, Dimorphograptoides, Eisenackograptus, Eoglyptograptus, Euclimacograptus, Exigraptus, Glossograptina, Hirsutograptus, Joamgsjamotes, Kinnegraptidae, Laxograptus, Lenzograptus, Metabrograptus, Monograptina, Neocolonograptus, Neocucullograptus, Neodicellograptus, Neolobograptus, Parapetalolithis, Pararetiograptus, Plectodinemagraptus, Pseudamplexograptus, Pseudoisograptus, Pseudomonoclimacis, Pseudoplectograptus, Pseudorthograptus, Rivagraptus, Semiplectograptus, Sinograpta, Sinograptina, Sinoreteograptus, Stromatograptus, Uncinatograptus, Urbanekograptus, Virgellina
Subtaxa: Anisograptidae Mastigograptidae
Ecology: passively mobile planktonic suspension feeder
Distribution:
• Devonian of Czechia (1 collection), Germany (1)
• Silurian of United States (3: Michigan, Oklahoma)
• Arenig of Canada (1: Yukon), Norway (1), United States (1: Montana)
• Ningkuo of China (1)
• Ordovician of Argentina (8), Australia (9), Bolivia (7), Canada (42: New Brunswick, Newfoundland, Newfoundland and Labrador, Northwest Terrorities, Ontario, Quebec, Yukon), China (22), Czechia (2), Estonia (7), Lithuania (1), Mexico (2), Morocco (2), New Zealand (7), Norway (10), the Russian Federation (8), Sweden (3), the United Kingdom (11), United States (15: Montana, New York, Ohio, Texas, Utah)
• Canadian of United States (2: Utah)
• Ibexian of United States (1: Nevada)
• Skullrockian of Greenland (1)
• Cambrian to Ordovician of the Russian Federation (1)
• Cambrian of Argentina (1), Australia (1), United States (1: Wisconsin)
Total: 173 collections including 357 occurrences