Definition of Helderbergian. Meaning of Helderbergian. Synonyms of Helderbergian

Here you will find one or more explanations in English for the word Helderbergian. Also in the bottom left of the page several parts of wikipedia pages related to the word Helderbergian and, of course, Helderbergian synonyms and on the right images related to the word Helderbergian.

Definition of Helderbergian

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Meaning of Helderbergian from wikipedia

- In North America the Lochkovian Stage is represented by Gedinnian or Helderbergian time. Parry, S. F.; Noble, S. R.; Crowley, Q. G.; Wellman, C. H. (2011)...
- Lepidocoleus sp. Bois d’Arc Formation, Cravat Member. Coal County, Oklahoma Helderbergian, Lower Devonian Plumulites richorum (Plumulitidae) Humevale Formation...
- Paleontological Society. In the state of New York, she contributed to the Helderbergian crinoids and studied the faunas of Stafford limestone. Born in Iowa...
- Angelin, 1878 Hapalocrinidae extinct Silurian (Wenlockian) & Devonian (Helderbergian) United States, Sweden : 3  Corematocrinus Goldring 1923 C. plumosus...
- Mountain. Moving west from outcrops of early Devonian limestone, the Helderbergian limestones pinch out and the formation consists of clastic rocks that...