Arthrodira is an order of extinct armoured, jawed fishes of the class Placodermi that flourished in the Devonian period before their sudden extinction, surviving for ...
Arthrodire, any member of an order of extinct, armoured, jawed fishes (placoderms) found in Devonian freshwater and marine deposits. (The Devonian period lasted from ...
noun 1. any of numerous fishes of the extinct order Arthrodira, widely distributed during the Devonian Period, having the anterior part of the body covered by a ...
The gigantic superpreditor Dunkleosteus terrelli (Arthrodira: ... After 50 My, the last arthrodire had two superognathal plates and one inferognathal, ...
As the lower part of the Razvedochnyj Fm is of Pragian age (Matukhin 1995), the age of the arthrodire can provisionally be considered as Pragian.
Arthrodire (Greek for "jointed neck"), one of a group of placoderms (prehistoric, sharklike fish) from the Devonian Period (408 million to 360 million years before ...
Pisces (Fish) , Fossils of Kentucky, Kentucky Geological Survey ... Arthrodire chasing smaller fish in the Devonian seas of Kentucky. Art copyrighted 1995 by Stephen Greb
English Noun . arthrodire (plural arthrodires) Any member of the extinct order Arthrodira, armored jawed fishes that flourished in the Devonian period.
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Arthrodiriformes. From Wikispecies. Jump to: navigation, search. Superregnum: Eukaryota Regnum: Animalia Phylum: Chordata Cladus: Chordata Craniata Subphylum: Vertebrata