Heterosteidae
| Heterosteidae | |
|---|---|
| |
| Comparison of genera | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | †Placodermi |
| Order: | †Arthrodira |
| Suborder: | †Brachythoraci |
| Clade: | †Eubrachythoraci |
| Clade: | †Pachyosteomorphi |
| Superfamily: | †Dunkleosteoidea |
| Family: | †Heterosteidae Jaekel, 1903 |
| Genera | |
Heterosteidae (also known as Heterostiidaearthrodire placoderms with distinctive, flattened, triangular skulls that are extremely broad posteriorly, but become very narrow anteriorly.[3]
Heterosteidae belongs to the
superfamily Dunkleosteoidea, a relative of the giant Dunkleosteus, as shown in the cladogram below:[1]
| Dunkleosteoidea |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Genera
Herasmius Orvig, 1969
Heterosteus Asmuss, 1856
Yinostius J. Wang & N. Wang, 1984
References
- ^ ISSN 0024-4082.
- hdl:1807/76893.
- ISBN 978-0-89574-027-4.