Rank Subclass | Phylum incertae sedis | |
Chonioconarida is an extinct subclass of free living animals from the Tentaculita class, which were common in the Silurian and Devonian oceans. Chonioconarids have a slim and long needle-like larval parts. They are covered with sculpture throughout (Farsan 2005). Their affinity is unknown. Their fossils are known from Australia, Asia, Europe, Africa, North and South America.
References
Chonioconarida Wikipedia(Text) CC BY-SA