Eokinorhynchus

Eokinorhynchus
Temporal range: Cambrian,
Holotype of Eokinorhynchus
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Clade: Scalidophora
Stem group: Kinorhyncha
Genus: Eokinorhynchus
Species:
E. rarus
Binomial name
Eokinorhynchus rarus
Zhang et al 2015

Eokinorhynchus is a Fortunian (earliest Cambrian) ecdysozoan known from three fossils. It is interpreted as a stem-group Kinorhynch, which would make it by far the earliest and indeed only reported member of this group from the fossil record.