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Hybocystites

Crinoidea - Hybocrinida - Hybocystitidae

Taxonomy
Hybocystites was named by Wetherby (1880) [Sepkoski's age data: O Cara-m]. It is not extant. It is the type genus of Hybocystitidae.

It was assigned to Hybocrinidae by Parsley (1981); to Hybocystitidae by Ausich (1998); and to Hybocrinida by Sepkoski (2002).

Species
Hybocystis, H. problematicus
Sister genera
Hybocystis

Synonyms
Synonymy list
YearName and author
1880Hybocystites Wetherby
1890Hybocystis Bather p. 324
1981Hybocystites Parsley
1998Hybocystites Ausich p. 28
2002Hybocystites Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
RankNameAuthor
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
—Cladida(Moore and Laudon 1943)
superorderPorocrinoidea
orderHybocrinidaJaekel 1918
familyHybocystitidaeJaekel 1918
genusHybocystitesWetherby 1880

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. †Hybocystites Wetherby 1880
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†Hybocystites problematicus Wetherby 1880
Invalid names: Hybocystis Bather 1890 [nomen vanum]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationaryo
Attached: yessubc
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 16:36:32
Modified: 2004-02-28 18:36:32
Source: o = order, subc = subclass, c = class, p = phylum
References: Aberhan 1992, Kiessling 2004, Hendy et al. 2009, Aberhan et al. 2004

Age range: base of the Turinian to the top of the Chatfieldian or 457.30000 to 451.00000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Turinian457.3 - 453.8USA (Kentucky) H. problematicus (99655 100128 101377 101378 184657)
Trentonian457.3 - 449.6Canada (Ontario) H. sp. (401)
Chatfieldian453.8 - 451.0Canada (Ontario) H. sp. (26263)
Katian452.8 - 445.2Canada (Ontario) H. problematicus (192275 192278) H. sp. (228229)