Artiopoda - Corynexochida - Dorypygidae
Full reference: Y. Chien. 1961. Cambrian trilobites from Sandu and Duyun, southern Kweichow. Acta Palaeontologica Sinica 9(2):110-143
Parent taxon: Kootenia according to Y. Chien 1961
Sister taxa: Kootenia acicularis, Kootenia aculacauda, Kootenia anabarensis, Kootenia asiatica, Kootenia bolis, Kootenia boucheri, Kootenia crassa, Kootenia crassinucha, Kootenia dawsoni, Kootenia diutina, Kootenia exilaxata, Kootenia fida, Kootenia fiorens, Kootenia florens, Kootenia fuyangensis, Kootenia germana, Kootenia gracilens, Kootenia gracilis, Kootenia granulosa, Kootenia henglinheensis, Kootenia idahoensis, Kootenia incerta, Kootenia jialaoensis, Kootenia longa, Kootenia maladensis, Kootenia margoindistincta, Kootenia mathewsi, Kootenia minima, Kootenia moori, Kootenia nitida, Kootenia quadriceps, Kootenia randolphi, Kootenia sagena, Kootenia sanwanensis, Kootenia serrata, Kootenia shangwanensis, Kootenia shanxiensis, Kootenia siberica, Kootenia spencei, Kootenia styrax, Kootenia venusta, Kootenia yichunensis, Kootenia yui
Subtaxa: Kootenia (Duyunia) constrictus
Type: Kootenia (Duyunia) constrictus
Ecology: nektobenthic carnivore
Distribution: found only at Balang section, unit 2 (Cambrian of China)