Definition of Astraspis. Meaning of Astraspis. Synonyms of Astraspis

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Definition of Astraspis

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Meaning of Astraspis from wikipedia

- Astraspis ('star shield') is an extinct, monotypic genus of primitive jawless fish from the Ordovician of Central North America including the Harding...
- & Gilbert-Tomlinson, 1977 Family †Astraspididae Halstead 1993 Genus †Astraspis Dineley & Loeffler 1976 Family †Arandaspididae Ritchie & Gilbert-Tomlinson...
- Astraspididae Astraspis Arandaspididae Andinaspis Apedolepis Arandaspis Areyongalepis Pircanchaspis Porophoraspis Ritchieichthys Sacabambaspis...
- that consist dorsal and ventral webs and an elongated notochordal lobe. Astraspis Sacabambaspis "Pteraspidomorphi". Retrieved 28 October 2013. Ritchie,...
- †Archipelepis †Archodus †Ariaspis †Aserotaspis †Asketaspis †Aspidosteus †Astraspis †Atelaspis †Athenaegis †Auchenaspis †Australolepis Contents:  A B C D...
- ventral shield of their head armor. They are represented by a single genus, Astraspis, including possibly two species, A. desiderata and A. splendens but their...
- excellent, this lagoonal site provides early vertebrate fossils such as Astraspis and Eriptychius. Walcott-Rust Quarry about 455? Ma New York, US This site...
- competed by newer Mesozoic taxa. Ostracoderms †Pteraspidomorphi (extinct) Astraspis †Pteraspidomorphi is an extinct group of early jawless fish. The fossils...
- Astraspididae Astraspis Arandaspididae Andinaspis Apedolepis Arandaspis Areyongalepis Pircanchaspis Porophoraspis Ritchieichthys Sacabambaspis...
- Astraspididae Astraspis Arandaspididae Andinaspis Apedolepis Arandaspis Areyongalepis Pircanchaspis Porophoraspis Ritchieichthys Sacabambaspis...