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Gravicalymene truncatus

Artiopoda - Phacopida - Calymenidae

Taxonomy
Gravicalymene truncatus was named by Ross (1979). Its type specimen is USNM 206853 and is a 3D body fossil. Its type locality is USGS 7984-CO. along Moffett Road, 0.5 miles west of Kenton, which is in an Edenian offshore ramp packstone/mudstone in the Kope Formation of Kentucky.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1979Gravicalymene truncatus Ross p. D6 figs. Plate 3, figures 11-20
2020Gravicalymene truncatus Smith and Ebach p. 497

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCalymeninaSwinnerton 1915
familyCalymenidaeMilne-Edwards 1840
genusGravicalymene
speciestruncatus

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: actively mobilef
Life habit: nektobenthicf
Diet: carnivoref
Vision: well-developedf
Created: 2009-06-11 14:42:12
Modified: 2012-08-27 07:17:38
Source: f = family, c = class
References: Hendy 2009, Aberhan et al. 2004

Age range: Edenian or 451.00000 to 450.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Edenian451.0 - 450.2USA (Kentucky) Gravicalymene truncatus (type locality: 209418)