''Celtencrinurus'' is a genus of

trilobite Trilobites (; meaning "three lobes") are extinct marine arthropods that form the class Trilobita. Trilobites form one of the earliest-known groups of arthropods. The first appearance of trilobites in the fossil record defines the base of the At ...

s in the order

Phacopida Phacopida ("lens-face") is an order of trilobites that lived from the Late Cambrian to the Late Devonian. It is made up of a morphologically diverse assemblage of taxa in three related suborders. Characteristics Phacopida had 8 to 19 thorac ...

that existed during the upper

Ordovician The Ordovician ( ) is a geologic period and System (geology), system, the second of six periods of the Paleozoic Era (geology), Era. The Ordovician spans 41.6 million years from the end of the Cambrian Period million years ago (Mya) to the start ...

in what is now

Northern Ireland Northern Ireland ( ga, Tuaisceart Éireann ; sco, label= Ulster-Scots, Norlin Airlann) is a part of the United Kingdom, situated in the north-east of the island of Ireland, that is variously described as a country, province or region. Nort ...

. It was described by Evitt and Tripp in 1977, and the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

is ''Celtencrinurus multisegmentatus'', which was originally described under the genus ''

Amphion There are several characters named Amphion in Greek mythology: * Amphion, son of Zeus and Antiope, and twin brother of Zethus (see Amphion and Zethus). Together, they are famous for building Thebes. Pausanias recounts an Egyptian legend accordi ...

'' by Portlock in 1843. It was described from the Killey Bridge Formation.Available Generic Names for Trilobites
P.A. Jell and J.M. Adrain.

References

External links

''Celtencrinurus''
at the

Paleobiology Database The Paleobiology Database is an online resource for information on the distribution and classification of fossil animals, plants, and microorganisms. History The Paleobiology Database (PBDB) originated in the NCEAS-funded Phanerozoic Marine Pale ...

Ordovician trilobites of Europe Phacopida genera Fossil taxa described in 1977 Fossils of Ireland Paleozoic life of Quebec {{Phacopida-stub