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Lichenocrinus

Crinoidea

Discussion

Holdfast for Ectenocrinus and Cincinnaticrinus

Taxonomy
Lichenocrinus was named by Hall (1866) [based on a holdfast]. It is considered to be a form taxon.

It was assigned to Crinoidea by Hall (1866).

Synonymy list
YearName and author
1866Lichenocrinus Hall

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
genusLichenocrinus

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. †Lichenocrinus Hall 1866
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†Lichenocrinus obliquus Ulrich 1925
†Lichenocrinus subaequalis Foerste 1914
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationaryc
Attached: yesc
Life habit: upper-level epifaunalc
Diet: suspension feederc
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 12:31:37
Modified: 2010-02-10 07:13:41
Source: c = class, p = phylum
References: Aberhan 1992, Kiessling 2004

Age range: base of the Middle Ordovician to the top of the Richmondian or 470.00000 to 445.50000 Ma

Collections (33 total)


Time interval Ma Country or state Original ID and collection number
Middle Ordovician470.0 - 458.4USA (New York) L. sp. (335)
Turinian457.3 - 453.8Canada (Ontario) L. crateriformis (184671)
Mohawkian457.3 - 451.0USA (New York) L. sp. (104607)
Shermanian457.3 - 449.6USA (New York) L. sp. (76092)
Trentonian457.3 - 449.6Canada (Ontario) L. sp. (401)
Trentonian457.3 - 449.6USA (Iowa) L. sp. (330)
Chatfieldian453.8 - 451.0Canada (Ontario) L. ottawaensis (197154) L. sp. (26263) L. subaequalis (197145)
Chatfieldian453.8 - 451.0USA (New York) L. sp. (337 431 76089 76090 76091)
Edenian451.0 - 450.2USA (Pennsylvania) L. sp. (34895)
Edenian451.0 - 450.2Canada (Ontario) L. obliquus (173020)
Edenian451.0 - 450.2USA (Ohio) L. sp. (383 384 385 386)
Edenian - Maysvillian451.0 - 449.6Canada (Ontario) L. sp. (26295)
Maysvillian450.2 - 449.6USA (Michigan) L. tuberculatus (26307)
Maysvillian450.2 - 449.6USA (Ohio) L. sp. (387)
Maysvillian - Ashgill450.2 - 443.7USA (Ohio) L. sp. (390)
Richmondian449.6 - 445.5Canada (Nunavut) L. affinis (24118)
Richmondian449.6 - 445.5USA (Michigan) L. tuberculatus (26313 26314)
Richmondian449.6 - 445.5USA (Ohio) L. sp. (372 395 72882)
Richmondian - Ashgill449.6 - 443.7USA (Ohio) L. sp. (392 393 394)