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Gravicalymene truncatus

Trilobita - 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
G. blumenbachi, G. praecox

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
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou 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