Stephanoceras (meaning crown horn) is an extinct genus of Stephanoceratoid ammonite which lived during the Bajocian (Middle Jurassic). It is the type genus of the family Stephanoceratidae.
Stephanoceras (meaning crown horn) is an extinct genus of Stephanoceratoid ammonite which lived during the Bajocian (Middle Jurassic). It is the type genus of the family Stephanoceratidae.
==Type species== Ammonites humphriesianum J. de C. Sowerby, 1825, subsequent designation by Buchman, 1898
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).