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Eurekia

Trilobita - Asaphida - Eurekiidae

Taxonomy
Eurekia was named by Walcott (1924) [Sepkoski's age data: Cm Trep-l O Trem-l Sepkoski's reference number: 379].

It was assigned to Asaphida by Sepkoski (2002); and to Eurekiidae by Jell and Adrain (2002).

Species
E. apopsis, E. plectocanthus
Species lacking formal opinion data
E. eos

Synonymy list
YearName and author
1924Eurekia Walcott
2002Eurekia Jell and Adrain p. 375
2002Eurekia Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
familyEurekiidaeHupé 1953
genusEurekiaWalcott 1924

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.

G. †Eurekia Walcott 1924
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†Eurekia apopsis Winston and Nicholls 1967
†Eurekia plectocanthus Loch et al. 1993
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
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: carnivorec
Vision: well-developedf
Comments: BODY SIZE: Data from Williams et al. (2002).g
Created: 2009-06-02 14:46:41
Modified: 2009-06-02 16:46:41
Source: g = genus, f = family, o = order, c = class
References: Hendy et al. 2009, Whittington et al. 1997, Aberhan et al. 2004, Hendy 2009

Age range: base of the Trempealeauan to the top of the Tremadocian or 492.50000 to 477.70000 Ma

Collections (34 total)


Time interval Ma Country or state Original ID and collection number
Merioneth497.0 - 485.4USA (Vermont) E. spp. (6871)
Sunwaptan493.5 - 487.5Canada (Alberta) E. eos (54096 81298 81301) E. longifrons (54094)
Sunwaptan493.5 - 487.5USA (Nevada) E. sp. (8975)
Sunwaptan493.5 - 487.5Canada (Newfoundland and Labrador) E. ulrichi (81270 81271)
Trempealeauan492.5 - 485.4USA (Utah) E. sp. (259)
Trempealeauan492.5 - 485.4USA (Nevada) E. angustifrons, E. dissimilis, E. granulosa (233789) Eurekia indet. (50831) E. sp. (204002)
Trempealeauan492.5 - 485.4Canada (Newfoundland and Labrador) Corbinia apopsis (105857)
Trempealeauan492.5 - 485.4USA (Texas) Corbinia apopsis (216009 216016 219656) E. eos (216014 216015 219652 219654 219657)
Trempealeauan492.5 - 485.4USA (Wyoming) E. sp. (9776)
Trempealeauan492.5 - 485.4Canada (Alberta) E. apopsis (54119)
Trempealeauan492.5 - 485.4USA (Wisconsin) E. eos (54180) E. sp. (256)
Trempealeauan492.5 - 485.4Canada (Yukon) E. bacata (55311) E. sp. (55285 55308) E. ulrichi (55310) E. ulrichi, E. apopsis (55312 55313)
Tremadocian485.4 - 477.7Canada (Newfoundland and Labrador) E. ulrichi (81289 81290)
Tremadocian485.4 - 477.7Canada (Yukon) E. apopsis (55315)