†subfamily Oidalagnostinae Opik 1967 (artiopod)
Artiopoda - Agnostida - Diplagnostidae
Parent taxon: Diplagnostidae according to J. B. Jago et al. 2004
Sister taxa: Acadagnostus, Agnostotes, Baltagnostus, Denagnostus, Diplagnostinae, Diplagnostus, Dolichagnostus, Iniospheniscus, Linguagnostus, Machairagnostus, Nahannagnostus, Oedorhachis, Pseudagnostus, Xestagnostus
Subtaxa: Oidalagnostus
Type: Oidalagnostus
Ecology: slow-moving epifaunal detritivore
Distribution:
• Cambrian of Australia (2 collections), China (16), Greenland (6), Kazakhstan (5), the Russian Federation (4), Spain (1)
Total: 34 collections including 36 occurrences