Cyathaspidida is a taxon of extinct cyathaspidiform heterostracan agnathans whose fossils are found in Silurian to Lower Devonian marine strata of Europe...
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Cyathaspidiformes (section Cyathaspidida)
taxa. Until recently, there were several families within the suborder Cyathaspidida, including Cyathaspididae, Irregularaspididae, Anglaspididae, Poraspididae...
6 KB (579 words) - 01:00, 15 September 2024
grouped together with their relative Ctenaspis of Canada), and the Cyathaspidida (i.e., Cyathaspis, Poraspis, and Anglaspis), grouped together with their...
6 KB (517 words) - 12:59, 26 November 2024
Vernonaspis (category Cyathaspidida)
Vernonaspis is an extinct genus of jawless fish that lived in the Silurian in the Paleozoic approximately 419 million years ago, in what is now Canada...
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Nakaolinaspis？ Cyathaspidida Amphiaspidida...
6 KB (623 words) - 12:39, 4 July 2023
Ctenaspis (category Cyathaspidida)
Phylum: Chordata Class: Pteraspida Order: Cyathaspidiformes Suborder: Cyathaspidida Family: Ctenaspidae Genus: Ctenaspis Binomial name C. kiaeri Zych, 1931...
2 KB (143 words) - 22:19, 1 October 2023
Lechriaspis and Poraspis thomasi represent the first true members of the Cyathaspidida to be described from the Devonian of the western United States. Lechriaspis...
2 KB (151 words) - 09:45, 1 March 2021
Nakaolinaspis？ Cyathaspidida Amphiaspidida...
5 KB (332 words) - 10:53, 28 June 2025
Poraspis (category Cyathaspidida)
Chordata Class: Pteraspidomorphi Subclass: Heterostraci Order: Cyathaspidiformes Suborder: Cyathaspidida Family: Cyathaspidae Genus: Poraspis Kiær, 1930...
1 KB (62 words) - 21:45, 27 March 2025
Ctenaspidae (category Cyathaspidida)
of extinct cyathaspidiform heterostracan agnathans in the suborder Cyathaspidida. If Amphiaspidida can be ignored as a daughter-taxon, the family Ctenaspidae...
1 KB (77 words) - 01:11, 23 August 2022
Ariaspis (category Cyathaspidida)
Animalia Phylum: Chordata Class: Pteraspidomorphi Subclass: Heterostraci Order: Cyathaspidiformes Suborder: Cyathaspidida Family: Ariaspidae Genus: Ariaspis...
2 KB (85 words) - 09:38, 1 March 2021
Anglaspis (category Cyathaspidida)
Phylum: Chordata Class: Pteraspidomorphi Subclass: Heterostraci Order: Cyathaspidiformes Suborder: Cyathaspidida Family: Ariaspidae Genus: Anglaspis...
4 KB (308 words) - 06:45, 12 July 2025
Cyathaspis (category Cyathaspidida)
Cyathaspis is the type genus of the heterostracan order Cyathaspidiformes. Fossils are found in late Silurian strata in the Cunningham Creek Formation...
2 KB (118 words) - 21:36, 27 March 2025
Nakaolinaspis？ Cyathaspidida Amphiaspidida...
3 KB (240 words) - 13:16, 26 November 2024
Nakaolinaspis？ Cyathaspidida Amphiaspidida...
2 KB (175 words) - 18:18, 25 August 2023
Alainaspis (category Cyathaspidida)
Phylum: Chordate Class: Heterostraci Order: Cyathaspidiformes Suborder: Cyathaspidida Family: Ctenaspidae Genus: Alainaspis Elliott & Dineley, 1985 Species:...
2 KB (127 words) - 21:33, 27 March 2025
Ariaspidae (category Cyathaspidida)
of extinct cyathaspidiform heterostracan agnathans in the suborder Cyathaspidida. Family Ariaspidae contains Ariaspis, and its sister-taxa originally...
1 KB (90 words) - 01:10, 23 August 2022
Liliaspis (category Cyathaspidida)
Pteraspidomorphi Subclass: Heterostraci Order: Cyathaspidiformes Suborder: Cyathaspidida Family: Ariaspidae Genus: Liliaspis Species: L. philippovae Binomial...
2 KB (86 words) - 20:07, 5 October 2024
Capitaspis (category Cyathaspidida)
Capitaspis is an extinct genus of cyathaspidine cyathaspidid heterostracan jawless vertebrate known from the Late Silurian Somerset Island Formation (Pridolian...
2 KB (87 words) - 19:14, 1 May 2025
Cyathaspididae (category Cyathaspidida)
†Pteraspidomorpha Subclass: †Heterostraci Order: †Cyathaspidiformes Clade: †Cyathaspidida Family: †Cyathaspididae Romer, 1945 Type genus †Cyathaspis Lankester...
2 KB (117 words) - 07:54, 26 June 2025
Paraliliaspis (category Cyathaspidida)
Pteraspidomorphi Subclass: Heterostraci Order: Cyathaspidiformes Suborder: Cyathaspidida Family: Ariaspidae Genus: Paraliliaspis Species: P. egregia Binomial...
1 KB (77 words) - 21:28, 29 June 2022