Artiopoda - Redlichiida - Olenellidae
Parent taxon: Olenellus according to B. S. Lieberman 1998
See also Palmer 1998 and Palmer and Repina 1993
Sister taxa: Olenellus (Angustolenellus), Olenellus (Georgiellus), Olenellus (Mesolenellus), Olenellus (Olenelloides), Olenellus (Paedeumias), Olenellus agellus, Olenellus alius, Olenellus brachyomma, Olenellus bufrontis, Olenellus buttsi, Olenellus clarki, Olenellus claytoni, Olenellus crassimarginatus, Olenellus georgiensis, Olenellus getzi, Olenellus gigas, Olenellus gilberti, Olenellus howelli, Olenellus latilimbatus, Olenellus megafrontalis, Olenellus nevadensis, Olenellus parvofrontatus, Olenellus peculiaris, Olenellus puertoblancoensis, Olenellus robsonensis, Olenellus roddyi, Olenellus romensis, Olenellus santuccii, Olenellus schucherti, Olenellus terminatus, Olenellus thompsoni, Olenellus walcotti, Olenellus wanneri
Subtaxa: Olenellus (Olenellus) fowleri
Type: Olenus thompsoni
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Cambrian of Canada (1: Northern Territories collection), United States (13: California, Nevada)
Total: 14 collections including 16 occurrences