Pteraspididae is an extinct family of heterostracan vertebrates. It is an Early Devonian-aged family that contains the stereotypical, torpedo-shaped pteraspidids...
2 KB (181 words) - 05:53, 17 December 2021
incertae sedis Palanasaspis Pteraspididae Althaspis Blieckaspis Brachipteraspis Errivaspis Escharaspis Grumantaspis Helaspis Larnovaspis Loricopteraspis...
9 KB (918 words) - 09:03, 25 August 2024
Pteraspidiformes (section Pteraspididae)
Panamintaspis, share various features with these derived pteraspidids. Pteraspididae is an Early Devonian-aged family that contains the stereotypical, torpedo-shaped...
6 KB (623 words) - 12:39, 4 July 2023
five families, four of which, Anchipteraspididae, Gigantaspididae, Pteraspididae, and Protaspididae are monophyletic: Protopteraspididae has recently...
6 KB (517 words) - 17:40, 4 February 2024
incertae sedis Palanasaspis Pteraspididae Althaspis Blieckaspis Brachipteraspis Errivaspis Escharaspis Grumantaspis Helaspis Larnovaspis Loricopteraspis...
5 KB (430 words) - 10:09, 26 May 2024
incertae sedis Palanasaspis Pteraspididae Althaspis Blieckaspis Brachipteraspis Errivaspis Escharaspis Grumantaspis Helaspis Larnovaspis Loricopteraspis...
3 KB (250 words) - 08:59, 16 May 2024
though while it was originally described as a member of the same family, Pteraspididae, a recent phylogenetic reassessment of the order Pteraspidiformes places...
2 KB (178 words) - 09:36, 1 March 2021
incertae sedis Palanasaspis Pteraspididae Althaspis Blieckaspis Brachipteraspis Errivaspis Escharaspis Grumantaspis Helaspis Larnovaspis Loricopteraspis...
5 KB (332 words) - 15:33, 22 November 2023
†Pteraspidiformes Suborder: †Pteraspidoidei sensu Pernègre, 2006 Families †Pteraspididae †Gigantaspididae †Protaspididae incertae sedis - Genus: †Palanasaspis...
1 KB (61 words) - 10:16, 1 March 2021
define them as pteraspidids. Elliott, D. K. "A new subfamily of the Pteraspididae (Agnatha, Heterostraci) from the upper Silurian and lower Devonian of...
2 KB (151 words) - 09:18, 1 March 2021