Class Pterobranchia* Order Cephalodiscida** Family Atubaridae*** Genus "Atubaria"**** Species "Atubaria heterolopha" Sato, 1935** Family Cephalodiscidae*** Genus "Cephalodiscus"**** "Cephalodiscus agglutinans" Harmer & Ridewood, 1914**** "Cephalodiscus atlanticus" Bayer, 1962**** "Cephalodiscus australiensis" author unknown**** "Cephalodiscus calciformis" Emig, 1977**** "Cephalodiscus densus" Andersson 1907**** "Cephalodiscus dodecalophus" McIntosh 1882**** "Cephalodiscus evansi" Ridewood**** "Cephalodiscus fumosus" John, 1932**** "Cephalodiscus gilchristi" Ridewood, 1908**** "Cephalodiscus gracilis" Harmer 1905**** "Cephalodiscus graptolitoides" Dilly 1993**** "Cephalodiscus hodgsoni" Ridewood, 1907**** "Cephalodiscus indicus" Schepotieff 1909**** "Cephalodiscus kempi" John, 1932**** "Cephalodiscus levinsoni" Harmer**** "Cephalodiscus nigrescens" Lankester, 1905**** "Cephalodiscus sibogae" Harmer 1905**** "Cephalodiscus solidus" Andersson, 1907* Order Rhabdopleurida** Family Rhabdopleuridae*** Genus "Rhabdopleura"**** "Rhabdopleura annulata" Norman, 1921**** "Rhabdopleura compacta" Hincks, 1880**** "Rhabdopleura grimaldi" Julien**** "Rhabdopleura manubialis" Julien 1903**** "Rhabdopleura normani" Allmann, 1869**** "Rhabdopleura striata" Schepotieff, 1909==Evolution==The earliest pterobranchs, including "Yuknessia" and "Galeaplumosus", are known from mid-Cambrian lagerstatten.
* Отряд "Cephalodiscida"** Семейство "Atubaridae"**** Вид "Atubaria heterolopha" Sato, 1935** Семейство "Cephalodiscidae"**** "Cephalodiscus agglutinans" Harmer & Ridewood, 1914**** "Cephalodiscus atlanticus" Bayer, 1962**** "Cephalodiscus australiensis" author unknown**** "Cephalodiscus calciformis" Emig, 1977**** "Cephalodiscus densus" Andersson 1907**** "Cephalodiscus dodecalophus" McIntosh 1882**** "Cephalodiscus evansi" Ridewood**** "Cephalodiscus fumosus" John, 1932**** "Cephalodiscus gilchristi" Ridewood, 1908**** "Cephalodiscus gracilis" Harmer 1905**** "Cephalodiscus graptolitoides" Dilly 1993**** "Cephalodiscus hodgsoni" Ridewood, 1907**** "Cephalodiscus indicus" Schepotieff 1909**** "Cephalodiscus kempi" John, 1932**** "Cephalodiscus levinsoni" Harmer**** "Cephalodiscus nigrescens" Lankester, 1905**** "Cephalodiscus sibogae" Harmer 1905**** "Cephalodiscus solidus" Andersson, 1907* Отряд "Rhabdopleurida"** Семейство "Rhabdopleuridae"**** "Rhabdopleura annulata" Norman, 1921**** "Rhabdopleura compacta" Hincks, 1880**** "Rhabdopleura grimaldi" Julien**** "Rhabdopleura manubialis" Julien 1903**** "Rhabdopleura normani" Allmann, 1869**** "Rhabdopleura striata" Schepotieff, 1909* Cameron, C. B.