protoavis
- protoavis
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/proh'toh ay"vis/, n.a fossil bird of the genus Protoavis, from the Triassic Period, having a birdlike, partly toothless jaw structure, a tail and hind legs resembling those of the dinosaur, and the hollow bones and keellike breast that are characteristic of modern birds: the oldest known avian type, preceding the archaeopteryx by an estimated 75 million years.
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Universalium. 2010.
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Protoavis — Zeitraum Obertrias 225 bis 210 Mio. Jahre Fundorte Dockum Gruppe (Texas, USA) Systematik Theropoda ? … Deutsch Wikipedia
Protoavis — Saltar a navegación, búsqueda ? Protoavis Rango fósil: Triásico superior … Wikipedia Español
Protoavis — NOTOC Taxobox name = Protoavis fossil range = Late Triassic regnum = Animalia phylum = Chordata classis = Sauropsida superordo = Dinosauria (disputed) ordo = Saurischia (disputed) subordo = Theropoda (disputed) familia = Protoavidae familia… … Wikipedia
Protoavis — … Википедия
Protoavis texensis — … Википедия
Протоптицы — ? † Протоавис Protoavis texensis Научная классификация Царство: Животные Тип … Википедия
Протоавис — ? †Протоавис Протоавис Скелет Protoavis texensis Научная классификация Царство: Животные Тип: Хордовые … Википедия
Archaeopteryx — Taxobox name = Archaeopteryx fossil range = fossil range|155.0|150.0Late Jurassic image width = 300px image caption = A model of Archaeopteryx lithographica on display at the Oxford University Museum. regnum = Animalia phylum = Chordata classis … Wikipedia
1991 in paleontology — Birds* Sankar Chatterjee s discovery of a possible Triassic bird, Protoavis , if genuine, would push avian origins back almost 70 million years. The find ignites controversy over the connection between dinosaurs and birds.Newly named birdsGenera… … Wikipedia
Avicephala — Taxobox name = Avicephalans image width = 200px image caption = Coelurosauravus fossil range = Permian Triassic regnum = Animalia phylum = Chordata classis = Sauropsida subclassis = Diapsida unranked ordo = Avicephala unranked ordo authority =… … Wikipedia

