Pterobranchia - Rhabdopleuridae
Parent taxon: Graptolithina according to J. Maletz 2014
See also Bulman 1970
Sister taxa: Acanthastida, Ascograptus, Camaroidea, Ceramograptus, Crinocaulis, Crustoidea, Cyclograptidae, Dendroidea, Diplograptoidea, Dithecodendridae, Dithecodendrum, Dithecoidea, Graptoblasti, Graptolithus, Graptoloida, Graptoloidea, Graptovermida, Leveillites, Limpidograptus, Palmatophycus, Pilograptus, Siryngotaenia, Stolonoidea, Thamnograptus, Trigonograptus, Tuboidea, Wimanicrustidae
Subtaxa: Archaeocryptolaria Calyxhydra Chitinodendron Cylindrotheca Epigraptus Fasciculitubus Graptovermis Haplograptus Kystodendron Rhabdopleura Rhabdopleurites Rhabdopleuroides Rhabdotubus Rhapdopleura Stolonodendrum
Type: Rhabdopleura
Ecology: passively mobile planktonic suspension feeder
Distribution:
• Ordovician of China (3 collections), United States (1: Montana)
• Cambrian of the Russian Federation (2), United States (1: Wisconsin)
• Solvan of Sweden (1)
Total: 8 collections including 9 occurrences