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Trinodus elspethi

Agnostida - Metagnostidae

Taxonomy
Arthrorhachis elspethi was named by Raymond (1925). Its type specimen is MCZ 1626 and 1627 (cotypes) and is a 3D body fossil.

It was recombined as Trinodus elspethi by Cooper (1953).

Sister species lacking formal opinion data
T. abruptus, T. chinianensis, T. corpulentus, T. glabratus, T. oviformis, T. trinodus

Synonymy list
YearName and author
1925Arthrorhachis elspethi Raymond pp. 13-14 figs. pl. 1 f. 2-4
1953Trinodus elspethi Cooper pp. 7-8 figs. pl. 1 f. 1-12

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
orderAgnostidaSalter 1864
suborderAgnostinaSalter 1864
superfamilyCondylopygoideaRaymond 1913
familyMetagnostidaeJaekel 1909
genusTrinodusM'Coy 1846
specieselspethi()

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.

†Trinodus elspethi Raymond 1925
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Entire body: yesg
Adult length: 1.0 to < 10g
Adult width: 1.0 to < 10g
Spines: noneg
Locomotion: slow-movingo
Life habit: epifaunalo
Diet: detritivoreo
Vision: blindf
Created: 2009-06-08 08:56:55
Modified: 2009-06-08 10:56:55
Source: g = genus, f = family, o = order
References: Hendy 2009, Kiessling 2004

Age range: Turinian or 457.30000 to 453.80000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Sandbian458.2 - 452.8Russian Federation Trinodus elspethi (116243)
Caradoc458.2 - 449.5USA (Virginia) Arthrorhachis elspethi (76337)
Turinian457.3 - 453.8USA (Virginia) Arthrorhachis elspethi (76336)
Ashbyan457.3 - 449.6USA (Virginia) Trinodus elspethi (73341 73345)
Blackriveran457.3 - 449.6USA (Virginia) Trinodus elspethi (73403 102231 105255)