Hettangian
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English
[edit]Etymology
[edit]From French Hettange, now Hettange-Grande, a commune in northeastern France, (German Hettingen, Luxembourgish (Lorraine Franconian) Hetténgen).
Proper noun
[edit]Hettangian
- (geology, paleontology) The earliest age of the Jurassic period, from 199.3–201.3Ma
- The corresponding lowest stage of the Jurassic system, marked by the lowest strata in which the neoammonite genus Psiloceras appears.
Translations
[edit]age/stage of the Jurassic period/system
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