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Isalaux canyonensis

Trilobita - Phacopida - Pterygometopidae

Taxonomy
Isalaux canyonensis was named by Frederickson and Pollack (1952). Its type specimen is OGM 117-1-8, an exoskeleton, and it is a 3D body fossil. Its type locality is Harding Formation Trilobites, which is in a Caradoc marine shale in the Harding Formation of Colorado. It is the type species of Isalaux.

Synonymy list
YearName and author
1952Isalaux canyonensis Frederickson and Pollack p. 643 figs. Figs. 1-4

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderPhacopinaStruve 1959
superfamilyPhacopoideaHupe 1953
familyPterygometopidaeReed 1905
subfamilyPterygometopinaeReed 1905
genusIsalaux
speciescanyonensis

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.

Isalaux canyonensis Frederickson and Pollack 1952
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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: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivoresubo
Vision: well-developedf
Created: 2009-06-11 18:42:15
Modified: 2009-12-19 04:28:20
Source: f = family, subo = suborder, c = class
References: Aberhan et al. 2004, Hendy 2009, Fortey and Owens 1999

Age range: Caradoc or 458.40000 to 449.50000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Caradoc458.4 - 449.5USA (Colorado) Isalaux canyonensis (10380 type locality: 10391)