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Euptychaspis lawsonensis

Trilobita - Asaphida - Ptychaspididae

Taxonomy
Euptychaspis lawsonensis was named by Adrain and Westrop (2005). Its type specimen is SUI 97685, a cephalon/head (cranidium), and it is a cast.

Synonymy list
YearName and author
2005Euptychaspis lawsonensis Adrain and Westrop p. 386

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyDikelocephaloidea(Miller 1889)
familyPtychaspididaeRaymond 1924
genusEuptychaspisUlrich 1931
specieslawsonensis

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.

Euptychaspis lawsonensis Adrain and Westrop 2005
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 1.0 to < 10g
Adult width: 1.0 to < 10g
Spines: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-09 09:39:28
Modified: 2009-06-09 11:39:28
Source: g = genus, f = family, o = order, c = class
References: Whittington et al. 1997, Hendy 2009, Aberhan et al. 2004, Hendy et al. 2009

Age range: Sunwaptan or 493.50000 to 487.50000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Sunwaptan493.5 - 487.5USA (Utah) Euptychaspis lawsonensis (235997 235998 235999)
Sunwaptan493.5 - 487.5USA (Nevada) Euptychaspis lawsonensis (236000)