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Tricrepicephalus asiaticus

Trilobita - Ptychopariida - Tricrepicephalidae

Taxonomy
Tricrepicephalus asiaticus was named by Yuan and Yin (1998). It is not extant. Its type locality is Yangweizhou-Jimachong, Blackwelderia zone, which is in a Guzhangian slope limestone in the Chefu Formation of China.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1998Tricrepicephalus asiaticus Yuan and Yin

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyTricrepicephalidae
genusTricrepicephalusKobayashi 1935
speciesasiaticus

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.

Tricrepicephalus asiaticus Yuan and Yin 1998
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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: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-02-26 12:10:07
Modified: 2009-02-26 14:10:07
Source: g = genus, f = family, c = class
References: Whittington et al. 1997, Aberhan et al. 2004, Hendy 2009

Age range: Guzhangian or 500.50000 to 497.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Guzhangian500.5 - 497.0China (Guizhou) Tricrepicephalus asiaticus (type locality: 125072)