Coccosteidae is a family of arthrodire placoderms from the Early to Late Devonian. Fossils appear in various strata in Europe, North America and China.
Coccosteidae is a family of arthrodire placoderms from the Early to Late Devonian. Fossils appear in various strata in Europe, North America and China.
==Phylogeny== Coccosteidae belongs to the larger clade Coccosteomorphi, which together with its sister clade Pachyosteomorphi forms the group Eubrachythoraci. The phylogeny of Coccosteidae can be shown in the cladogram below: {{clade| style=font-size:85%;line-height:85% |label1=Eubrachythoraci |1={{clade |label1=Coccosteomorphi |1={{clade |label1=Coccosteoidea |1= |label2=Incisoscutoidea |2={{clade |1=Harrytoombsia elegans |2= |3={{clade |1=Mcnamaraspis kaprios |2= }} }} }} |label2=Pachyosteomorphi |2={{clade |1=Rhachiosteus pterygiatus |2={{clade |label1=Dunkleosteoidea |1={{clade |1=Eastmanosteus calliaspis |2= }} |label2=Aspinothoracidi |2={{clade |1=Tapinosteus heintzi |2= }} }} }} }} }}
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).