Trilobita - Olenida - Aphelaspidae
Full reference: A.R. Palmer. 1962. Glyptagnostus and associated trilobites in the United States. United States Geological Survey Professional Paper 374(F):F1-F49
Parent taxon: Aphelaspididae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002
Sister taxa: Amorphella, Aphelaspis, Apheloides, Dicanthopyge, Erixanium, Eugonocare, Kazakhius, Kobayashella, Litocephalus, Maduiya, Nganasanella, Notoaphelaspis, Olenaspella, Olentella, Pseudeugonocare, Taenicephalites, Taenora, Tamaranella
Subtaxa: Listroa toxoura
Type: Listroa toxoura
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of Canada (1: Yukon collection), United States (7: Nevada)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.