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Thalamocrinus

Crinoidea - Cyathocrinida - Thalamocrinidae

Taxonomy
Thalamocrinus was named by Miller and Gurley (1895) [Sepkoski's age data: S Wenl-l S Ludl-l]. It is not extant. Its type is Thalamocrinus ovatus. It is the type genus of Thalamocrinidae.

It was assigned to Cladida by Sepkoski (2002); and to Thalamocrinidae by Ausich and Cournoyer (2019).

Species
T. daoustae, T. ovatus (type species)
Species lacking formal opinion data
T. arenaceus, T. elongatus, T. ovalis

Synonymy list
YearName and author
1895Thalamocrinus Miller and Gurley
2002Thalamocrinus Sepkoski
2019Thalamocrinus Ausich and Cournoyer

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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
orderCyathocrinida(Bather 1899)
superfamilyCyathocrinitoidea(Roemer 1854)
familyThalamocrinidaeMiller and Gurley 1895
genusThalamocrinusMiller and Gurley 1895

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. †Thalamocrinus Miller and Gurley 1895
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†Thalamocrinus daoustae Ausich and Cournoyer 2019
†Thalamocrinus ovatus Miller and Gurley 1895
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationaryg
Attached: yesg
Life habit: intermediate-level epifaunalg
Diet: suspension feederg
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Comments: LIFE HISTORY: Stem lengths of 10 cm according to Brett (1984), therefore intermediate level epifaunal.g
Created: 2009-10-09 11:50:00
Modified: 2009-10-09 13:50:00
Source: g = genus, c = class, p = phylum
References: Aberhan 1992, Hendy et al. 2009, Kiessling 2004

Age range: base of the Telychian to the top of the Late/Upper Emsian or 438.60000 to 393.47000 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Silurian443.1 - 419.62USA (Oklahoma) T. sp. (528)
Aeronian - Telychian440.5 - 432.9Canada (Quebec) T. daoustae (202386)
Telychian - Sheinwoodian438.6 - 430.6USA (Iowa) T. sp. (26810)
Telychian - Sheinwoodian438.6 - 430.6USA (Indiana) T. sp. (26798 26803)
Sheinwoodian432.9 - 430.6USA (Indiana) T. sp. (26805)
Wenlock432.9 - 426.7USA (Iowa) T. sp. (25044)
Wenlock432.9 - 426.7USA (Indiana) T. sp. (26700 26771 26778 26811)
Wenlock432.9 - 426.7USA (New York) T. sp. (13052)
Wenlock - Ludlow432.9 - 422.7USA (Illinois) T. sp. (26816)
Ludlow426.7 - 422.7USA (Missouri) T. ovalis (26822) T. sp. (26821)
Ludfordian - Pridoli425.0 - 419.62USA (Oklahoma) T. elongatus (26824)
Lochkovian419.62 - 413.02USA (Tennessee) T. spp. (26786)
Late/Upper Emsian399.5 - 393.47South Africa T. arenaceus (35599)