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 the Czech Republic (1 collection), Germany (1)
• Silurian of United States (2: Michigan, Oklahoma)
• Arenig of Canada (1: Yukon), Norway (1), United States (1: Montana)
• Ningkuo of China (1)
• Canadian of United States (2: Utah)
• Ordovician of Argentina (4), Australia (9), Bolivia (2), Canada (11: Newfoundland and Labrador, Northwest Terrorities, Ontario, Quebec), China (2), Estonia (7), Lithuania (1), Mexico (2), Morocco (1), New Zealand (7), Norway (8), the Russian Federation (5), Sweden (2), the United Kingdom (7), United States (12: Montana, New York, Ohio, Utah)
• Cressagian of the United Kingdom (3)
• Tremadoc of Argentina (4), Bolivia (5), Canada (31: New Brunswick, Newfoundland, Newfoundland and Labrador, Yukon), China (18), the Czech Republic (2), Morocco (1), Norway (2), the Russian Federation (3), Sweden (1), the United Kingdom (1), United States (3: New York, Texas)
• 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: 170 collections including 348 occurrences