†family Cyclograptidae Bulman 1938 (graptolite)

Pterobranchia - Cyclograptidae

Parent taxon: Graptolithina according to J. Maletz 2014

Sister taxa: Acanthastida, Ascograptus, Camaroidea, Ceramograptus, Crinocaulis, Crustoidea, Dendroidea, Diplograptoidea, Dithecodendridae, Dithecodendrum, Dithecoidea, Graptoblasti, Graptolithus, Graptoloida, Graptoloidea, Graptovermida, Leveillites, Limpidograptus, Palmatophycus, Pilograptus, Rhabdopleuridae, Siryngotaenia, Stolonoidea, Thamnograptus, Trigonograptus, Tuboidea, Wimanicrustidae

Subtaxa: Calycotubus Camarotubus Conitubus Cyclograptus Discograptus Galeograptus Kozlowskitubus Marsipograptus Parvitubus Reticulograptus Rhipidodendrum Tubidendrum

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Ecology: passively mobile planktonic suspension feeder

Distribution:

• Devonian of Czechia (1 collection)

• Silurian of Canada (1: Ontario), China (1), Czechia (4), United States (8: Illinois, New York)

• Dobrotivian of Spain (1)

• Ordovician of Canada (1: Quebec), China (1), Spain (2)

Total: 20 collections each including a single occurrence

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