Benneviaspidida Temporal range: Early Devonian | |
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Life restoration of Boreaspis | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | †Osteostraci |
Order: | †Benneviaspidida |
Subgroups[1] | |
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Benneviaspidida is an order of osteostracan jawless fishes which lived in the Early Devonian. The fishes in this order have a flat headshield and are dorsoventrally depressed. The first canal to lateral sensory field bifurcates near the orbit.
Phylogeny
The cladogram below is adapted from Sansom (2009):[1]
Benneviaspidida |
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References
- 1 2 Sansom, R. S. (2009). "Phylogeny, classification and character polarity of the Osteostraci (Vertebrata)". Journal of Systematic Palaeontology. 7 (1): 95–115. doi:10.1017/S1477201908002551.
External links
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