Isalaux

Isalaux is a trilobite in the order Phacopida (family Pterygometopidae), that existed during the upper Ordovician in what is now the United States. It was described by Frederickson and Pollack in 1952, and the type species is Isalaux canonensis. The type locality was the Harding Formation in Colorado.^[1]

Isalaux
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Clade:	†Artiopoda
Class:	†Trilobita
Order:	†Phacopida
Family:	†Pterygometopidae
Genus:	†Isalaux Frederickson & Pollack, 1952
Species
Isalaux canonensis Frederickson & Pollack, 1952 (type)