Euomphalus is a genus of fossil marine gastropods known to have lived from the Silurian to the Middle Permian.
Euomphalus is a genus of fossil marine gastropods known to have lived from the Silurian to the Middle Permian.
==Description== Euomphalus is characterized by a closely coiled shell with a depressed to slightly elevated spire and a channel-bearing angulation (a selenizone) on the upper surface of the whorls. The lower surface of the whorls is rounded to angular.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).