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Dikelokephalina

Artiopoda - Asaphida - Hungaiidae

Taxonomy
Dikelokephalina was named by Broegger (1996) [Sepkoski's age data: O Trem-l O Trem-u Sepkoski's reference number: 80,378]. It is not extant.

It was assigned to Hungaiidae by Jell and Adrain (2002); to Asaphida by Sepkoski (2002); and to Dikelokephalinidae by Corbacho and Vela (2010).

Species lacking formal opinion data
D. asiatica, D. dicraeura, D. furca, D. ulrichi

Synonymy list
YearName and author
1996Dikelokephalina Broegger
2002Dikelokephalina Jell and Adrain p. 367
2002Dikelokephalina Sepkoski
2010Dikelocephalina Corbacho and Vela p. 31

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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
familyHungaiidaeRaymond 1924
familyDikelokephalinidaeKobayashi 1936
genusDikelokephalinaBroegger 1996

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. †Dikelokephalina Broegger 1996
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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
Spines: majorg
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 Harrington et al. (1959).g
Created: 2009-06-09 09:36:54
Modified: 2009-06-09 11:36:54
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 Varangu to the top of the Longvillian or 483.80000 to 455.00000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Tremadocian - Floian486.85 - 471.3Iran D. sp. (66868)
Tremadoc486.4 - 477.1France (Montagne Noire) D. sp. (20829 76571)
Tremadoc486.4 - 477.1China (JiangXi) D. sp. (7758)
Tremadoc486.4 - 477.1Spain (Zaragoza) D. sp. (21073 21074)
Tremadoc486.4 - 477.1Morocco D. sp. (20998)
Tremadoc486.4 - 477.1Czechia D. ulrichi (3837 223845)
Tremadoc486.4 - 477.1Sweden D. sp. (3107)
Lancefieldian484.3 - 474.9Australia (Tasmania) D. asiatica (165771) D. sp. (2671)
Varangu483.8 - 482.9Norway (Oslo) D. dicraeura (3183)
Migneintian481.1 - 477.1United Kingdom (England) D. furca (3710)
Arenig477.1 - 468.0Russian Federation (Siberia) D. sp. (9286)
Bendigonian474.9 - 473.1Australia (Tasmania) Dikelocephalina sp. nov. (210901)
Longvillian457.2 - 455.0China (ShanXi) D. sp. (7885)