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Eurekia

Artiopoda - 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 Eurekiidae by Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).

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
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou 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 eos Hall 1863
†Eurekia plectocanthus Loch et al. 1993
†Eurekia rintintini Adrain and Westrop 2004
†Eurekia ulrichi Rasetti 1945
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: Whittington et al. 1997, Hendy et al. 2009, Aberhan et al. 2004, Hendy 2009

Age range: base of the Dolgellian to the top of the Skullrockian or 490.20000 to 483.40000 Ma

Collections (59 total)


Time interval Ma Country or state Original ID and collection number
Merioneth497.0 - 486.85USA (Vermont) E. spp. (6871)
Sunwaptan493.5 - 488.9Canada (Alberta) E. eos (54096 81298 81301) E. longifrons (54094)
Sunwaptan493.5 - 488.9USA (Nevada) E. rintintini (235995) E. sp. (8975 204002)
Sunwaptan493.5 - 488.9Canada (Newfoundland and Labrador) E. ulrichi (81270 81271)
Sunwaptan493.5 - 488.9USA (Texas) E. eos (185210)
Sunwaptan493.5 - 488.9USA (Oklahoma) E. eos (240393 240399 240400 240412 240415 240416 240417 240418 240419 240441 240442 240443 240444 240445 240447 240451 240453 240454)
Stage 10 - Skullrockian491.0 - 483.4USA (Oklahoma) Corbinia apopsis (240384)
Dolgellian490.2 - 486.85Canada (Quebec) Bayfieldia ulrichi (8933)
Trempealeauan490.2 - 486.85USA (Utah) E. sp. (259)
Trempealeauan490.2 - 486.85USA (Wisconsin) E. eos (54180) E. sp. (256)
Trempealeauan490.2 - 486.85USA (Wyoming) E. sp. (9776)
Trempealeauan490.2 - 486.85Canada (Alberta) E. apopsis (54119)
Trempealeauan490.2 - 486.85USA (Texas) Corbinia apopsis (216009 216016 219656) E. eos (216014 216015 219652 219654 219657)
Trempealeauan490.2 - 486.85Canada (Newfoundland and Labrador) Corbinia apopsis (105857)
Trempealeauan490.2 - 486.85Canada (Yukon) E. apopsis, E. ulrichi (55312 55313) E. bacata (55311) E. sp. (55285 55308) E. ulrichi (55310)
Trempealeauan490.2 - 486.85USA (Nevada) E. angustifrons, E. dissimilis, E. granulosa (233789) Eurekia indet. (50831)
Trempealeauan - Skullrockian490.2 - 483.4USA (Oklahoma) Corbinia apopsis (240385)
Skullrockian488.9 - 483.4USA (Texas) Corbinia apopsis (189086 240193)
Tremadocian486.85 - 477.1Canada (Yukon) E. apopsis (55315)
Tremadocian486.85 - 477.1Canada (Newfoundland and Labrador) E. ulrichi (81289 81290)