Utahnax
| Utahnax Temporal range:
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|---|---|
| Fossil of Utahnax | |
| A reconstruction of the known parts of Utahnax | |
| Scientific classification | |
| Kingdom: | Animalia |
| Stem group: | Arthropoda |
| Class: | †Dinocaridida |
| Family: | †Kerygmachelidae |
| Genus: | †Utahnax Lerosey-Aubril and Ortega-Hernández, 2022 |
| Species: | †U. vannieri
|
| Binomial name | |
| †Utahnax vannieri Lerosey-Aubril and Ortega-Hernández, 2022
| |
Utahnax is a genus of kerygmachelid lobopodian from the Drumian of Utah, containing one species, Utahnax vannieri, either from the Marjum or Wheeler formation.