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Eirmocrinus

Crinoidea - Dendrocrinida - Pirasocrinidae

Taxonomy
Eirmocrinus was named by Strimple and Watkins (1969) [Sepkoski's age data: C Mosc-u]. It is not extant.

It was assigned to Pirasocrinidae by Ubaghs et al. (1978); and to Cladida by Sepkoski (2002).

Synonymy list
YearName and author
1969Eirmocrinus Strimple and Watkins
1978Eirmocrinus Ubaghs et al. p. T726
2002Eirmocrinus Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
RankNameAuthor
infraclassInadunata(Wachsmuth and Springer 1897)
Cladida(Moore and Laudon 1943)
Eucladida
superorderCyathoformes
orderDendrocrinida
superfamilyPirasocrinoidea(Moore and Laudon 1943)
familyPirasocrinidaeMoore and Laudon 1943
genusEirmocrinusStrimple and Watkins 1969

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. †Eirmocrinus Strimple and Watkins 1969
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Eirmocrinus brewi Webster and Lane 1970
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Invalid names: Eirmocrinus jeani Brew and Beus 1976 [synonym]
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: Hendy et al. 2009, Aberhan 1992, Kiessling 2004

Age range: Moscovian or 315.20000 to 307.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Moscovian315.2 - 307.0USA (Arizona) Sciadiocrinus brewi, E. jeani (90772)