arthrodire
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arthrodire — ● arthrodire nom masculin (du grec deirê, cou) Poisson cuirassé de l ère primaire, aux pectorales réduites, tel que coccosteus. (Les arthrodires forment une sous classe probablement à l origine des requins actuels.) … Encyclopédie Universelle
arthrodire — arthrodiran /ahr threuh duy reuhn/, arthrodirous, adj. /ahr threuh duyeur /, n. 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 shield of… … Universalium
Arthrodire — Arthrodires … Wikipédia en Français
arthrodire — ar·thro·dire … English syllables
arthrodire — noun see arthrodira * * * arthrodiran /ahr threuh duy reuhn/, arthrodirous, adj. /ahr threuh duyeur /, n. any of numerous fishes of the extinct order Arthrodira, widely distributed during the Devonian Period, having the anterior part of the body… … Useful english dictionary
Arthrodira — Arthrodire Arthrodires … Wikipédia en Français
Arthrodires — Arthrodire Arthrodires … Wikipédia en Français
Placodermi — Taxobox name = Placodermi fossil range = fossil range|430|360Early/Mid Silurian – Late Devonian image width = 200px image caption = Dunkleosteus attacking Gorgonichthys regnum = Animalia phylum = Chordata subphylum = Vertebrata infraphylum =… … Wikipedia
Dunkleosteus — Temporal range: Late Devonian, 380–360 Ma … Wikipedia
Onychodus — Temporal range: Eifelian–Famennian … Wikipedia
