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Zacanthoides kelsayae

Artiopoda - Corynexochida - Zacanthoididae

Taxonomy
Zacanthoides kelsayae was named by Shaw (1957). It is not a trace fossil. Its type locality is SA-NE-9, which is in a St Davids carbonate limestone/shale in the Parker Slate Formation of Vermont.

Sister species lacking formal opinion data
Entered
by P. Wagner on 2008-02-19

Synonymy list
YearName and author
1957Zacanthoides kelsayae Shaw

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
classTrilobitaWalch 1771
orderCorynexochida
suborderCorynexochinaKobayashi 1935
familyZacanthoididaeSwinnerton 1915
genusZacanthoidesWalcott 1888
specieskelsayae

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.

Zacanthoides kelsayae Shaw 1957
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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: 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: Hendy 2009, Aberhan et al. 2004, Hendy et al. 2009

Age range: St Davids or 506.50000 to 497.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
St Davids506.5 - 497.0USA (Vermont) Zacanthoides kelsayae (type locality: 78913)