- Hettangian
- геттанг, гетгангскии ярус (нижней юры)
English-Russian dictionary of geology. 2011.
Hettangian
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hettangian — HETTANGIÁN s.n. Primul (după unii cercetători, al doilea) etaj al jurasicului inferior (lias). // adj. Care aparţine acestui etaj. [pron. gi an. / < fr. hettangien]. Trimis de LauraGellner, 20.04.2005. Sursa: DN HETTANGIÁN, Ă adj., s. n.… … Dicționar Român
Hettangian — The Hettangian is the first stage of the Early Jurassic Epoch. It spans the time between 199.6 ± 0.6 Ma and 196.5 ± 1 Ma (million years ago). The stage follows the Rhaetian Stage of the Triassic Period.The stage takes its name from Hettange… … Wikipedia
Hettangian Stage — ▪ geology lowest of the four divisions of the Lower Jurassic Series, representing all rocks formed worldwide during the Hettangian Age, which occurred between 199.6 million and 196.5 million years ago during the Early Jurassic Period. The… … Universalium
Jurassic — Period 199.6–145.5 million years ago … Wikipedia
Jurassic Period — Interval of geologic time, 206–144 million years ago, that is one of the three major divisions of the Mesozoic Era, preceded by the Triassic Period and followed by the Cretaceous. During the Jurassic, Pangea began to break up into the present day … Universalium
Middle Jurassic — System Series Stage Age (Ma) Cretaceous Lower Berriasian younger Jurassic Upper Tith … Wikipedia
Scelidosaurus — Taxobox name = Scelidosaurus fossil range = Early Jurassic image width = 250px image caption = Scelidosaurus regnum = Animalia phylum = Chordata classis = Sauropsida superordo = Dinosauria ordo = Ornithischia subordo = Thyreophora infraordo =… … Wikipedia
Pliensbachian — System Series Stage Age (Ma) Cretaceous Lower Berriasian younger Jurassic Upper Tith … Wikipedia
Massospondylus — Opisthokonta Massospondylus Temporal range: Early Jurassic, 200–183 Ma … Wikipedia
Oxfordian (stage) — System Series Stage Age (Ma) Cretaceous Lower Berriasian younger Jurassic Upper Tith … Wikipedia
Geologic time scale — This clock representation shows some of the major units of geological time and definitive events of Earth history. The Hadean eon represents the time before fossil record of life on Earth; its upper boundary is now regarded as 4.0 Ga.[1] Other… … Wikipedia
