Pteraspidoidei

Pteraspidoidei is an extinct suborder of heterostracan vertebrates. It contains the more derived taxa within Pteraspidiformes, such as Pteraspis and Errivaspis, though, some protopteraspidids, such as Doryaspis and Panamintaspis, share various features with these derived pteraspidids.

Pteraspidoidei Temporal range: Devonian PreꞒ Ꞓ O S D C P T J K Pg N
Errivaspis
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Infraphylum:	Agnatha
Class:	†Pteraspidomorpha
Subclass:	†Heterostraci
Order:	†Pteraspidiformes
Suborder:	†Pteraspidoidei sensu Pernègre, 2006
Families
†Pteraspididae †Gigantaspididae †Protaspididae incertae sedis - Genus: †Palanasaspis
Synonyms
†Pteraspidina sensu Janvier, 1996