Definition of Atrypa. Meaning of Atrypa. Synonyms of Atrypa

- Atrypa is a genus of brachiopod with round to short egg-shaped s**** covered with many fine radial ridges (or costae). Growth lines form perpendicular...
- first recognised Silurian fossils. These fossils were brachiopods, mostly Atrypa duntroonensis. He discovered them around 1844 century and it was the first...
- southeastern part of the state. The Benton County brachiopods included Atrypa and Spirifer. Corals of Mississippian Iowa included the colonial Hexagonaria...
- Temporal range: Middle Ordovician–Frasnian PreꞒ Ꞓ O S D C P T J K Pg N Atrypa reticularis Scientific classification Domain: Eukaryota Kingdom: Animalia...
- merges with its south arm. The Stairway Glacier lies to the west, and the Atrypa Glacier to the south. The mountain cannot be seen from any roads, but can...
- †Arctinurus †Armenoceras †Artisia †Asterotheca †Athyris †Atrypa †Atrypa reticularis †Atrypa reticularus – report made of unidentified related form or...
- spiriferid brachiopod Euryspirifer Brachyspirifer Orbiculoidea Anoplotheca Atrypa Chonetes ?Cryptonella Leptostrophia Loreleiella Meganteris Oligoptycherhynchus...
- Dalmanites, Encrinurus and Proteus. Ostracods (beyrichids etc.), brachiopods (Atrypa reticularis, Leptaena, Eospirifer etc.), bryozoans and tentaculitids are...
- †Acrospirifer †Acrospirifer murchisoni – or unidentified comparable form †Atrypa †Atrypa reticularis – or unidentified comparable form †Coelospira †Cyrtia –...
- †Asthenospongia acantha – type locality for species †Atrypa †Atrypa oneidensis – type locality for species †Atrypa putilla – or unidentified related form †Aulopora...