Onychopterellidae
Onychopterellidae are an extinct family of eurypterids. The family is the only family classified as part of the superfamily Onychopterelloidea. Genera included are Alkenopterus, Onychopterella and Tylopterella.
| Onychopterellidae Temporal range: Late Hirnantian–Early Emsian, | |
|---|---|
| Fossil of Tylopterella. | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Subphylum: | Chelicerata |
| Order: | †Eurypterida |
| Suborder: | †Eurypterina |
| Superfamily: | †Onychopterelloidea Lamsdell, 2011 |
| Family: | †Onychopterellidae Lamsdell, 2011 |
| Type species | |
| †Onychopterella kokomoensis Miller & Gurley, 1896 | |
| Genera | |
| Synonyms | |
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