- cornulitids
- Inv. корнулитиды
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
Ordovician — Period 488.3–443.7 million years ago … Wikipedia
Mesozoic Marine Revolution — The Mesozoic marine revolution (MMR) was a fundamental restructuring of marine ecosystems during the Mesozoic era, particularly in the Jurassic and Cretaceous,[1] caused by increased predation pressure. The term was coined by Geerat J. Vermeij… … Wikipedia
Cornulitida — Temporal range: Mid Ordovician–Mid Devonian[1] … Wikipedia