Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Eugonocare (Olenaspella) separatum

Trilobita - Olenida - Aphelaspidae

Olenaspella separata was named by Palmer (1962). Its type specimen is USNM 143182, an exoskeleton, and it is a 3D body fossil. Its type locality is Steptoean Stage, Duck Creek, Nevada - Palmer 1999, which is in the Steptoean/Dolgellian of shale/limestone the Dunderberg Formation Nevada.

It was recombined as Eugonocare (Olenaspella) separatum by Schwimmer and Montante (2012).

Synonymy list
YearName and author
1962Olenaspella separata Palmer pp. F-39 figs. Pl. 5, fig. 13
2012Eugonocare (Olenaspella) separatum Schwimmer and Montante pp. 38 - 39 figs. 3.8-3.10

Is something missing? Join the Paleobiology Database and enter the data

EubilateriaAx 1987
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
familyAphelaspidae(Palmer 1960)

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.

show all | hide all
No diagnoses are available
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-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: well-developedf
Created: 2009-06-09 11:32:13
Modified: 2009-06-09 13:32:13
Source: g = genus, f = family, c = class
References: Aberhan et al. 2004, Whittington et al. 1997, Harrington et al. 1959

Age range: base of the Dresbachian to the top of the Dolgellian or 501.00000 to 485.40000 Ma

Collections (5 total)

Time interval Ma Country or state Original ID and collection number
Dresbachian501.0 - 485.4Canada (Yukon) Eugonocare separatum (55280 55282)
Dresbachian501.0 - 485.4USA (Nevada) Olenaspella separata (75741 75742)
Steptoean - Dolgellian501.0 - 485.4USA (Nevada) Olenaspella separata (type locality: 10506)