Encrinuridae

Encrinuridae is a family of trilobite within the order Phacopida that lived in what would be Africa, Asia, Australia, Europe, North America, and South America from the middle Ordovician to the early Devonian from 479—412.3 Ma, existing for approximately 66.7 million years.

Taxonomy
Encrinuridae was named by Angelin (1854). It was assigned to Phacopida by Edgecombe (1994).

Fossil distribution
Fossils were found in strata dating from the Arenig to Lochkovian ages. Locations were varied and stretched from Florentine Valley, Tasmania to Xinjiang Province, China to Will County, Illinois.