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Encrinurus subtrigonalis

Trilobita - Phacopida - Encrinuridae

Taxonomy
Encrinurus subtrigonalis was named by Kobayashi and Hamada (1985). Its type specimen is KGS 3627, a cephalon/head, and it is a 3D body fossil. Its type locality is new trilobite collection, Gomi Quarry, which is in a Ludlow reef, buildup or bioherm reef rocks/shale in the Fukata Formation of Japan.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1985Encrinurus subtrigonalis Kobayashi and Hamada p. 210 figs. Pl 28, fig 4

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderCheirurinaHarrington and Leanza 1957
familyEncrinuridaeAngelin 1854
subfamilyEncrinurinaeAngelin 1854
genusEncrinurusEmmrich 1844
speciessubtrigonalis

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.

Encrinurus subtrigonalis Kobayashi and Hamada 1985
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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: 10 to < 100g
Adult width: 10 to < 100g
Adult height: 1.0 to < 10g
Spines: noneg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedg
Created: 2009-06-09 12:39:28
Modified: 2010-01-09 08:44:57
Source: g = genus, c = class
References: Harrington et al. 1959, Aberhan et al. 2004

Age range: Ludlow or 427.40000 to 423.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Ludlow427.4 - 423.0Japan (Skikoku) Encrinurus sp. (type locality: 188692)