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Ithycephalus

Trilobita - Ptychopariida - Kingstoniidae

Taxonomy
Ithycephalus was named by Resser (1938) [Sepkoski's age data: Cm uMid Cm Dres]. It is not extant.

It was assigned to Kingstoniidae by Jell and Adrain (2002); and to Corynexochida by Sepkoski (2002).

Species

Synonymy list
YearName and author
1938Ithycephalus Resser
2002Ithycephalus Jell and Adrain p. 389
2002Ithycephalus Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyKingstoniidaeKobayashi 1935
genusIthycephalusResser 1938

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. †Ithycephalus Resser 1938
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Ithycephalus stricklandi Robison and Babcock 2011
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-12-19 04:05:28
Modified: 2009-12-19 06:05:28
Source: f = family, c = class
References: Whittington et al. 1997, Aberhan et al. 2004

Age range: base of the Menevian to the top of the Merioneth or 504.50000 to 485.40000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Menevian504.5 - 499.5USA (Utah) I. stricklandi (230681)
Merioneth497.0 - 485.4USA (Pennsylvania) I. sp. (77674 77693)