Gyracanthidae
| Gyracanthidae Temporal range: Lochkovian - Moscovian | |
|---|---|
| Reconstruction of Gyracanthus | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | †Acanthodii |
| Order: | †Climatiiformes (?) |
| Family: | †Gyracanthidae Woodward, 1906 |
| Genera | |
Gyracanthidae is an family of extinct fish belonging to the class Acanthodii, known from early Devonian to late Carboniferous. Members are characterized by large, broad-based, paired fin spines with the pectoral fin spines having a distinct longitudinal curvature. Although it is originally classified in order Climatiiformes, but later study questioned this.
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