Benneviaspidida

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.

Phylum:Chordata

Infraphylum:Agnatha

Class:†Osteostraci

Order:†Benneviaspidida

Quick facts Scientific classification, Subgroups ...

Benneviaspidida Temporal range: 416–398 Ma PreꞒ Ꞓ O S D C P T J K Pg N Early Devonian
Life restoration of Boreaspis
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Infraphylum:	Agnatha
Class:	†Osteostraci
Order:	†Benneviaspidida
Subgroups[1]
†Benneviaspis †Ectinaspis †Securiaspis †Boreaspidoidea †Hoelaspis †Severaspis †Boreaspididae †Belonaspis †Boreaspis †Spatulaspis †Tauraspis

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