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Acernaspis orestes

Trilobita - Phacopida - Phacopidae

Taxonomy
Phacops orestes was named by Billings (1860).

It was recombined as Acernaspis orestes by Campbell (1967).

Sister species lacking formal opinion data
A. becsciensis, A. salmoensis

Synonymy list
YearName and author
1860Phacops orestes Billings
1967Acernaspis orestes Campbell

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderPhacopinaStruve 1959
superfamilyPhacopoideaHupe 1953
familyPhacopidaeHawle and Corda 1847
genusAcernaspisCampbell 1967
speciesorestes(Billings 1860)

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.

†Acernaspis orestes Billings 1860
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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-movingc
Life habit: low-level epifaunalc
Diet: carnivoresubo
Vision: well-developedf
Created: 2009-06-11 18:21:11
Modified: 2009-12-16 01:24:24
Source: f = family, subo = suborder, c = class
References: Aberhan et al. 2004, Fortey and Owens 1999, Hendy 2009

Age range: base of the Aeronian to the top of the Telychian or 440.50000 to 432.90000 Ma

Collections (54 total)


Time interval Ma Country or state Original ID and collection number
Aeronian440.5 - 438.6Canada (Québec) Acernaspis orestes (24416 24418)
Aeronian440.5 - 438.6Canada (Quebec) Acernaspis orestes (184645 184996 185540 186040 186048 186075 186076 186080 186081 186082 186092 187764 187765 187766 187772 187776 187777)
Aeronian - Telychian440.5 - 432.9Canada (Québec) Acernaspis orestes (24412)
Aeronian - Telychian440.5 - 432.9Canada (Quebec) Acernaspis orestes (184407 184409 184999 186061 186064 186065 186066 186067 186068 186069 186070 186071 186078 186079 186088 187767 187774 187775)
Telychian438.6 - 432.9United Kingdom (England) Phacops orestes (49635)
Telychian438.6 - 432.9Canada (Québec) Acernaspis orestes (24420 24423 24424 24435)
Telychian438.6 - 432.9Canada (Quebec) Acernaspis orestes (184641 186053 186055 186073 186077 186083 186085 186086 186087 186089 187768)