Trilobita - Ptychopariida - Proasaphiscidae
Parent taxon: Ptychopariida according to H. B. Whittington et al. 1997
See also Adrain 2011
Sister taxa: Acrocephalitidae, Alokistocaridae, Amphorella, Atratebiinae, Bifodina, Bolaspididae, Bulnibarbi, Bvalbardites, Catillicephalidae, Chondrastaulina, Chuangiformis, Cliffiidae, Conococheaquea, Conocoryphidae, Conokephalinidae, Crepicephalidae, Diceratocephalidae, Elviniidae, Harpina, Indiligens, Kazelina, Kingstoniidae, Kirengelia, Lisaniidae, Lonchocephalidae, Lorenzellidae, Marjumiidae, Meniscocorphye, Menomoniidae, Neoanomocerella, Norwoodiidae, Olenina, Papyriaspididae, Phylacteridae, Plethopeltidae, Propeltura, Ptychopariidae, Ptychopariina, Ptychoparoides, Raymondinidae, Shumardiidae, Solenopleuracea, Solenopleuridae, Tricrepicephalidae, Xianquianaspis, Yuehsieszella
Subtaxa: Alomataspis Atilayus Chelidonocephalus Dananzhuangaspis Daopingia Derikaspis Eymekops Gangdeeria Gloriagloria Grandioculus Guankouia Hadraspis Hatangia Holanshaniidae Honanaspis Honania Huaibeia Hundwarella Iranoleesia Jiangsuaspis Jiangsucephalus Jiangsuia Jiubaspis Jixianella Koptura Kutsingocephalus Lioparella Luonanocephalus Manchuriella Maotunia Memmatella Miaobanpoia Plectrocrania Proacanthocephalus Proasaphiscina Proasaphiscus Pseudanomocarina Shanxiella Stella Sudanomocarina Szeaspis Tankhella Tengfengiidae Urjungaspis Wolfartius Yujinia Zhongtiaoshanaspis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Amgan of Iran (1 collection), Kazakhstan (4), the Russian Federation (1)
• Cambrian of Antarctica (2), Australia (1), China (105), India (8), Iran (3), Kazakhstan (4), the Russian Federation (1), Turkey (20)
Total: 150 collections including 255 occurrences