Spiriferina is an extinct genus of brachiopods that lived in the Early Jurassic. Its representatives have been reported from Europe, North Africa, Saudi Arabia, and Alaska.
Spiriferina is an extinct genus of brachiopods that lived in the Early Jurassic. Its representatives have been reported from Europe, North Africa, Saudi Arabia, and Alaska.
The genus used to be treated more widely, so earlier reports were from the Late Silurian to the Middle Jurassic in Asia, Europe, North America, South America, and New Zealand.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).