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Anomalocrinus astrictus

Crinoidea - Homocrinida - Anomalocrinidae

Taxonomy
Anomalocrinus astrictus was named by Ausich et al. (2018). Its type specimen is UMMP 74661, a calyx, and it is a 3D body fossil. Its type locality is Carden Quarry, Bobcaygeon-Verulam contact zone, which is in a Katian shallow subtidal wackestone/siltstone in the Bobcaygeon-Verulam Formation of Canada.

Synonymy list
YearName and author
2018Anomalocrinus astrictus Ausich et al. p. 859 figs. 5.3, 5.4, 6, 7

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
RankNameAuthor
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
superorderDisparida(Moore and Laudon 1943)
orderHomocrinida
familyAnomalocrinidaeWachsmuth and Springer 1886
genusAnomalocrinusMeek and Worthen 1868
speciesastrictus

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.

Anomalocrinus astrictus Ausich et al. 2018
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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: stationaryg
Attached: yesg
Life habit: intermediate-level epifaunalg
Diet: suspension feederg
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2009-10-09 11:22:27
Modified: 2009-10-09 13:22:27
Source: g = genus, c = class, p = phylum
References: Aberhan et al. 2004, Aberhan 1992, Kiessling 2004, Hendy et al. 2009

Age range: Katian or 453.00000 to 445.20000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Katian453.0 - 445.2Canada (Ontario) Anomalocrinus astrictus (type locality: 192275 192276)