Trilobita - Olenida - Aphelaspidae
Alternative combination: Olenaspella separata
Full reference: A.R. Palmer. 1962. Glyptagnostus and associated trilobites in the United States. United States Geological Survey Professional Paper 374(F):F1-F49
Belongs to Eugonocare (Olenaspella) according to D. R. Schwimmer and W. M. Montante 2012
See also Palmer 1962
Sister taxa: Eugonocare (Olenaspella) cylindrata, Olenaspella consimila, Olenaspella evansi, Olenaspella paucisegmenta, Olenaspella regularis
Type specimen: USNM 143182, an exoskeleton. Its type locality is Steptoean Stage, Duck Creek, Nevada - Palmer 1999, which is in the Steptoean/Dolgellian of shale/limestone the Dunderberg Formation Nevada.
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of Canada (2: Yukon collections), United States (3: Nevada)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.