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Asaphellus riojanus

Trilobita - Asaphida - Asaphidae

Taxonomy
Asaphellus riojanus was named by Harrington and Leanza (1957). It is not extant.

Sister species lacking formal opinion data
A. cianus, A. convexus, A. elizabethae, A. eudocia

Synonymy list
YearName and author
1957Asaphellus riojanus Harrington and Leanza p. 153
1970Asaphellus riojanus Ross p. 79 figs. Plate 13, figures 6, 8, 9, 11, H, 15, 17-19

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyAsaphoideaSalter 1864
familyAsaphidaeBurmeister 1843
genusAsaphellusCallaway 1877
speciesriojanus

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.

†Asaphellus riojanus Harrington and Leanza 1957
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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: minorg
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-08 11:35:14
Modified: 2009-06-08 13:35:14
Source: g = genus, f = family, o = order, c = class
References: Hendy et al. 2009, Hendy 2009, Aberhan et al. 2004

Age range: base of the Tremadoc to the top of the Stairsian or 486.50000 to 478.60000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Furongian497.0 - 485.4Argentina Asaphellus riojanus (235392 235393)
Furongian497.0 - 485.4Argentina (La Rioja) Asaphellus riojanus (42518)
Skullrockian487.5 - 482.3Argentina (La Rioja) Asaphellus riojanus (116138)
Tremadoc486.5 - 477.7Argentina (La Rioja) Asaphellus riojanus (116139)
Tremadoc486.5 - 477.7Bolivia Asaphellus riojanus (8804)
Stairsian485.4 - 478.6USA (Nevada) Asaphellus riojanus (278)
Gasconadian485.4 - 477.7USA (Nevada) Asaphellus riojanus (104518)
Tulean480.8 - 474.9USA (Nevada) Asaphellus riojanus (104519 104520 104521)