Calymenella

Calymenella is a genus of trilobites in the order Phacopida, which existed in what is now France during the upper Ordovician. It was described by Bergeron in 1890, and the type species is Calymenella boisseli. The species was described from the Glauzy Formation in the Montagne Noire mountain range.^[1]

Calymenella Temporal range: Upper Ordovician–Wenlock PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Clade:	†Artiopoda
Class:	†Trilobita
Order:	†Phacopida
Family:	†Calymenidae
Genus:	†Calymenella Bergeron, 1890