Ribeiria is a genus of rostroconch mollusc with a pegma, once interpreted as an intermediate between helcionellids (such as Anabarella and Latouchella) and primitive scaphopods (such as Pinnocaris).
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Ribeiria".
Except where otherwise indicated, Everything.Explained.Today is © Copyright 2009-2024, A B Cryer, All Rights Reserved. Cookie policy.