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Radiaspis

Trilobita - Odontopleurida - Odontopleuridae

Taxonomy
Radiaspis was named by Richter and Richter (1917) [Sepkoski's age data: S Wenl-l D Fras Sepkoski's reference number: 2,421,1245].

It was assigned to Odontopleurinae by Ramsköld and Chatterton (1991) and Adrain and Ramskold (1997); to Odontopleuridae by Jell and Adrain (2002); and to Odontopleurida by Sepkoski (2002).

Species
R. taghonorum, Xanionurus bispinosus
Species lacking formal opinion data
R. bispinosa, R. comes

Synonyms
Synonymy list
YearName and author
1917Radiaspis Richter and Richter
1967Xanionurus Wgittington and Campbell
1991Radiaspis Ramsköld and Chatterton p. 357
1997Radiaspis Adrain and Ramskold p. 260
2002Radiaspis Jell and Adrain p. 437
2002Radiaspis Sepkoski
2002Xanionurus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderOdontopleuridaWhittington 1959
familyOdontopleuridaeBurmeister 1843
subfamilyOdontopleurinaeBurmeister 1843
genusRadiaspisRichter and Richter 1917

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. †Radiaspis Richter and Richter 1917
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†Radiaspis taghonorum Van Viersen and Magrean 2019
Invalid names: Xanionurus Wgittington and Campbell 1967 [synonym]
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: carnivoref
Vision: well-developedf
Created: 2009-06-11 18:09:49
Modified: 2012-08-27 07:16:17
Source: f = family, c = class
References: Aberhan et al. 2004, Hendy 2009

Age range: base of the Ashgill to the top of the Eifelian or 449.50000 to 387.70000 Ma

Collections (30 total)


Time interval Ma Country or state Original ID and collection number
Ashgill449.5 - 443.7Spain (Aragon) R. tuberata (80725) R. tuberata, R. sp. (80768)
Sheinwoodian433.4 - 430.5Canada (Nunavut) R. sp. 1 (690)
Sheinwoodian433.4 - 430.5Canada (Northwest Territories) R. sp. 1 (682)
Wenlock433.4 - 427.4Canada (Northwest Territories) R. norfordi (683 689) R. sp. (684 685) Xanionurus sp. (26062)
Wenlock - Gorstian433.4 - 425.6USA (Maine) Xanionurus boucoti (216752)
Homerian430.5 - 427.4Czech Republic R. formosa (14050 14102)
Whitwellian430.5 - 425.4Canada (Northwest Territories) Xanionurus norfordi (26035 26042 26048 26050)
Pridoli423.0 - 419.2Czech Republic R. nauseola (14045 14131 14157)
Pragian410.8 - 407.6Czech Republic R. sp. (10378)
Pragian410.8 - 407.6Czech Republic (Prague) R. sp. (12083)
Early/Lower Emsian409.1 - 402.5Spain (León) R. sp. (235101)
Zlichovian - Daleje409.1 - 393.3Australia (New South Wales) R. bispinosa (188101)
Emsian407.6 - 393.3Australia (New South Wales) Xanionurus bispinosus (39884)
Late/Upper Emsian402.5 - 391.9France (Alsace) R. sp. (40065)
Eifelian393.3 - 387.7Belgium R. comes (223279) R. sp. (205312) R. taghonorum (205311)
Eifelian - Early/Lower Givetian393.3 - 383.7Belgium (Namur) R. sp. (229333)
Early/Lower Givetian388.1 - 383.7Germany (Nordrhein-Westfalen) R. sp. (229458)