†family Dichograptidae Lapworth 1873 (graptolite)

Pterobranchia - Graptoloidea - Dichograptidae

Parent taxon: Dichograptina according to J. Maletz et al. 2018

See also Bulman 1970, Fortey 2011, Lo Valvo et al. 2020, Maletz 2017, Maletz et al. 2009, Toro 1993, Toro and Maletz 2008 and Vento et al. 2012

Sister taxa: Phyllograptidae, Pterograptidae, Tetragraptidae

Subtaxa: Clonograptus Dichograpti Dichograptinae Dichograptus Didymograpti Didymograptus Etagraptus Goniograpti Loganograptus Orthodichograptus Schizograpti Temnograpti Tetragrapti

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Ecology: passively mobile planktonic suspension feeder

Distribution:

• Ordovician of Argentina (17 collections), Australia (7), Bolivia (5), Canada (17: Newfoundland, Newfoundland and Labrador, Northwest Territories, Northwest Terrorities, Quebec, Yukon), Chile (1), China (38), Colombia (1), the Czech Republic (1), Estonia (1), France (7), Iran (3), Latvia (1), Lithuania (6), Morocco (8), New Zealand (36), Norway (4), Peru (1), Portugal (5), the Russian Federation (25), Saudi Arabia (2), Spain (11), Sweden (4), the United Kingdom (4), United States (28: Alaska, British Columbia, California, Idaho, Nevada, New York, Texas, Utah), Venezuela (1)

• Llandeilo of China (12)

• Whiterockian of Canada (3: Newfoundland and Labrador), United States (1: Utah)

• Castlemainian of New Zealand (6), United States (3: Idaho)

• Ningkuo of China (19)

• Arenig of Argentina (2), Australia (12), Bolivia (4), Canada (13: Newfoundland and Labrador, Yukon), Chile (1), China (78), France (4), Morocco (1), Norway (3), Sweden (3), the United Kingdom (3), United States (3: Alaska, Montana, Nevada)

• Klabava of the Czech Republic (2), France (1)

• Dawan of China (7)

• Arenigian of Argentina (7), Canada (2: Northwest Territories), United States (2: Alaska)

• Canadian of Canada (1: Northwest Territories), United States (1: Nevada)

Total: 428 collections including 646 occurrences

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