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Homalopteon

Artiopoda - Asaphida - Nileidae

Taxonomy
Homalopteon was named by Salter (1867) [Sepkoski's age data: O Llde-l O Cara-u Sepkoski's reference number: 378]. It is not extant.

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

Species lacking formal opinion data

Synonymy list
YearName and author
1867Homalopteon Salter
2002Homalopteon Jell and Adrain p. 385
2002Homalopteon 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
superfamilyCyclopygoideaRaymond 1925
familyNileidaeAngelin 1854
genusHomalopteonSalter 1867

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. †Homalopteon Salter 1867
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-11 18:08:02
Modified: 2009-12-14 01:04:11
Source: f = family, o = order, c = class
References: Aberhan et al. 2004, Hendy 2009, Hendy et al. 2009

Age range: base of the Tremadoc to the top of the Soudleyan or 486.40000 to 457.20000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Tremadoc486.4 - 477.1Argentina H. sp. (66205)
Soudleyan458.2 - 457.2Ireland (Lenister) H. sp. (55705)
Caradoc458.2 - 449.5Ireland H. portlockii (182514 182515 182516 182517 182518)