Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Eupachycrinus

Crinoidea

Taxonomy
Eupachycrinus was named by Meek and Worthen (1865) [Sepkoski's age data: C Vise-u C Serp-l]. It is not extant. It is the type genus of Eupachycrinidae.

It was assigned to Eupachycrinidae by Ubaghs et al. (1978); to Cladida by Sepkoski (2002); and to Articuliformes by Wright (2017).

Synonymy list
YearName and author
1865Eupachycrinus Meek and Worthen
1978Eupachycrinus Ubaghs et al. p. T690
2002Eupachycrinus Sepkoski
2017Eupachycrinus Wright

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
RankNameAuthor
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
—Cladida(Moore and Laudon 1943)
—Eucladida
—ArticuliformesWright 2017
genusEupachycrinusMeek and Worthen 1865

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Eupachycrinus Meek and Worthen 1865
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationarysubc
Attached: yessubc
Life habit: intermediate-level epifaunalsubc
Diet: suspension feedersubc
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2009-10-09 11:50:31
Modified: 2009-10-09 13:50:31
Source: subc = subclass, c = class, p = phylum
References: Aberhan 1992, Hendy et al. 2009, Kiessling 2004

Age range: base of the Brigantian to the top of the Moscovian or 335.90000 to 307.00000 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Brigantian335.9 - 330.3USA (Alabama) E. sp. (6764 6773 6780 6791 6795 6807 6811 6823 6831 6847)
Brigantian - Pendleian335.9 - 326.9USA (Pennsylvania) E. sp. (2774)
Pendleian330.3 - 326.9USA (Indiana) E. boydii (6941 6961)
Pendleian330.3 - 326.9USA (Kentucky) E. germanus, E. spartarius (6968)
Morrowan323.4 - 318.6USA (Oklahoma) E. magister (67682 90795 90796)
Morrowan323.4 - 318.6USA (Arkansas) E. magister (90789 90793)
Moscovian315.2 - 307.0USA (Oklahoma) E. verrucosus, E. sp. (90784)
Desmoinesian312.8 - 306.0USA (Oklahoma) E. verrucosus (90781 90782)