Pterobranchia - Graptoloidea - Peiragraptidae

Parent taxon: Diplograptina according to O. M. B. Bulman 1970

Sister taxa: Climacograptoidea, Dicaulograptidae, Dicranograptidae, Dicranograptoidea, Diplograptidae, Lasiograptidae

Subtaxa: Peiragraptus

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Type: Peiragraptus

Ecology: passively mobile planktonic suspension feeder

Distribution: found only at Lower Vaureal (Petryk 75-MP3-L3-F), Patate River, Anticosti Island (Ordovician of Québec)

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