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Protopresbynileus willdeni

Trilobita - Asaphida - Asaphidae

Taxonomy
Pseudonileus willdeni was named by Hintze (1953) [Paratypes: 26301-3 (AMNH).]. Its type specimen is 26300 (AMNH), a cephalon/head (cranidium), and it is a 3D body fossil.

It was misspelled as Protopresbynileus wildeni by Ross (1970); it was recombined as Protopresbynileus willdeni by Hintze (1954), Adrain et al. (2009).

Synonymy list
YearName and author
1953Pseudonileus willdeni Hintze p. 224 figs. Pl. 15, figs. 14a-c
1954Protopresbynileus willdeni Hintze
1970Protopresbynileus wildeni Ross p. 32
2009Protopresbynileus willdeni Adrain et al. p. 563 figs. Fig. 13 J, N

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyAsaphoideaSalter 1864
familyAsaphidaeBurmeister 1843
genusProtopresbynileusHintze 1954
specieswilldeni()

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.

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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 14:38:06
Modified: 2009-12-14 00:45:08
Source: f = family, o = order, c = class
References: Hendy 2009, Hendy et al. 2009, Aberhan et al. 2004

Age range: base of the Stairsian to the top of the Tulean or 483.40000 to 475.30000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Stairsian483.4 - 481.7USA (Nevada) Protopresbynileus wildeni (278 104511)
Tulean481.7 - 475.3USA (Idaho) Protopresbynileus willdeni (228300)
Tulean481.7 - 475.3USA (Utah) Protopresbynileus willdeni (228309) Pseudonileus willdeni (104103 104105 104115 104132)