- genus Ichthyostega
- nounsecond earliest fossil amphibian ever found; of the Devonian; found in Greenland• Hypernyms: ↑amphibian genus• Member Holonyms: ↑amphibia, ↑class Amphibia• Member Meronyms: ↑Ichyostega
Useful english dictionary. 2012.
genus Ichthyostega
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Ichthyostega — Taxobox name = Ichthyostega fossil range = Fossil range|367|362.5 Famennian (Late Devonian) image width = 250px image caption = Life restoration of Ichthyostega after Ahlberg, 2005. regnum = Animalia phylum = Chordata superclassis = Tetrapoda… … Wikipedia
Ichthyostega — ▪ fossil amphibian genus genus of extinct animals, closely related to tetrapods (four legged land vertebrates) and found as fossils in rocks in eastern Greenland from the late Devonian Period (about 370 million years ago). Ichthyostega was about … Universalium
amphibian genus — noun any genus of amphibians • Hypernyms: ↑genus • Hyponyms: ↑Hynerpeton, ↑genus Hynerpeton, ↑genus Ichthyostega, ↑Salamandra, ↑genus Salamandra, ↑Triturus, ↑ … Useful english dictionary
amphibia — noun the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians • Syn: ↑class Amphibia • Derivationally related forms: ↑amphibious • Hypernyms: ↑class • Member Holonyms … Useful english dictionary
class Amphibia — noun the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians • Syn: ↑amphibia • Derivationally related forms: ↑amphibious (for: ↑amphibia) • Hypernyms: ↑ … Useful english dictionary
Ichyostega — noun early tetrapod amphibian found in Greenland • Hypernyms: ↑amphibian • Member Holonyms: ↑genus Ichthyostega … Useful english dictionary
Ymeria — †Ymeria Научная классификация промежуточные ранги … Википедия
Temnospondyli — Temnospondyls Temporal range: Early Carboniferous Early Cretaceous, 330–120 Ma Possible descendant taxon Lissamphibia survives to present … Wikipedia
Tiktaalik — Temporal range: Late Devonian, 375 Ma … Wikipedia
Eusthenopteron — Taxobox name = Eusthenopteron fossil range = Late Devonian image width = 240px image caption = life restoration of Eusthenopteron foordi regnum = Animalia phylum = Chordata subphylum = Vertebrata classis = Sarcopterygii subclassis =… … Wikipedia
