Calycoceras is an extinct genus of cephalopods belonging to the subclass Ammonoidea and family Acanthoceratidae that lived during the Cenomanian stage of the Late Cretaceous, 100-94 Mya. Their shells had ornate ribs.
Calycoceras is an extinct genus of cephalopods belonging to the subclass Ammonoidea and family Acanthoceratidae that lived during the Cenomanian stage of the Late Cretaceous, 100-94 Mya. Their shells had ornate ribs.
==Species== C. algeriense Kennedy & Gale, 2017 C. annulatum Collignon, 1964 C. asiaticum (Jimbo, 1894) C. a. asiaticum (Jimbo, 1894) C. a. spinosum (Kossmat, 1897) C. besairieri Collignon, 1937 C. boreale Kennedy, Cobban & Landman, 1996 C. dromense (Thomel, 1972) C. cenomanense (d’Archiac, 1846) C. navicularis (Mantell, 1822) C. orientale Matsumoto, Saito & Fukada C. paucinodatum (Crick) C. tarrantense
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).