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Hydriocrinus

Crinoidea - Dendrocrinida - Scytalocrinidae

Taxonomy
Hydriocrinus was named by Trautschold (1867) [Sepkoski's age data: C Mosc-u C Step-l]. It is not extant.

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

Synonymy list
YearName and author
1867Hydriocrinus Trautschold
1978Hydriocrinus Ubaghs et al. p. T643
2002Hydriocrinus 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
superfamilyScytalocrinacea
familyScytalocrinidaeMoore and Laudon 1943
genusHydriocrinusTrautschold 1867

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. †Hydriocrinus Trautschold 1867
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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: base of the Wuchiapingian to the top of the Changhsingian or 259.51000 to 251.90200 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Wuchiapingian259.51 - 254.14Pakistan H. sp. (119553)
Changhsingian254.14 - 251.902Pakistan H. sp. (119554)