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Zacanthoides divergens limbus

Trilobita - Corynexochida - Zacanthoididae

Taxonomy
Zacanthoides divergens limbus was named by Sundberg (1994). Its type specimen is LACMIP 11767 and is a 3D body fossil.

Synonymy list
YearName and author
1994Zacanthoides divergensis limbus Sundberg p. 48 figs. Figures 29.1-29.4

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderCorynexochida
suborderCorynexochinaKobayashi 1935
familyZacanthoididaeSwinnerton 1915
genusZacanthoidesWalcott 1888
speciesdivergens
subspecieslimbus

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
ReferenceDiagnosis
F. A. Sundberg 1994Zacanthoides divergensis with cranidium with anterior border moderately well defined and not upturned, shallow anterior border furrow, frontal area 18-23% cranidial length.
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesg
Adult length: 100 to < 1000g
Adult width: 10 to < 100g
Ribbing: noneg
Spines: majorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedf
Created: 2009-02-26 12:20:01
Modified: 2009-02-26 14:20:01
Source: g = genus, f = family, o = order, c = class
References: Aberhan et al. 2004, Hendy et al. 2009, Hendy 2009

Age range: Delamaran or 509.70000 to 505.30000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Delamaran509.7 - 505.3USA (Utah) Zacanthoides divergensis (134069 134070 134113)
Delamaran509.7 - 505.3USA (Nevada) Zacanthoides divergensis (134248)