200px|thumb|right|a Mortoniceras fossil found in the Philippines
200px|thumb|right|a Mortoniceras fossil found in the Philippines
Mortoniceras is an ammonoid genus belonging to the superfamily Acanthocerataceae, named by Meek in 1876, based on Ammonites vespertinu, named by Morton in 1834.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).