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 , existing for approximately 66.7 million years.PaleoBiology Database: Encrinuridae, basic info
Taxonomy Encrinuridae was named by Angelin (1854). It was assigned to Phacopida by Gregory Edgecombe (1994). It contains the following genera:
Aegrotocatellus Alwynulus Atractocybeloides Atractopyge Avalanchurus Balizoma Batocara Bevanopsis Billevittia Brianurus Celtencrinurus Coronaspis Coronocephalus Cromus Curriella Cybele Cybeloides Cybelurus Dayongia Deacybele Dindymene Distyrax Dnestrovites Elsarella Encrinuroides Encrinurus Eodindymene Erratencrinurus Fragiscutum Frammia Frencrinuroides Johntempleia Kailia Koksorenus Langgonia Lasaguaditas Libertella Lyrapyge Mackenziurus Mitchellaspis Nucleurus Oedicybele Paracybeloides Paraencrinurus Parakailia Perirehaedulus Perryus Physemataspis Plasiaspis Prophysemataspis Prostrix Rielaspis Rongxiella Sinocybele Staurocephalus Stiktocybele Struszia Tewonia Walencrinuroides Wallacia
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.
Sources
Fossils (Smithsonian Handbooks) by David Ward Trilobites by Riccardo Levi-Setti Invertebrate Palaeontology and Evolution by E.N.K. Clarkson Trilobites: Common Trilobites of North America (A NatureGuide book) by Jasper Burns
External links
Encrinurus in the Paleobiology Database