Artiopoda - Ptychopariida - Shumardiidae
Full reference: R. A. Robison and J. Pantoja-Alor. 1968. Tremadocian trilobites from the Nochixtlan Region, Oaxaca, Mexico. Journal of Paleontology 42(3):767-800
Belongs to Shumardia according to R. A. Robison and J. Pantoja-Alor 1968
Sister taxa: Shumardia (Conophrys), Shumardia (Shumardia), Shumardia acuticaudata, Shumardia ctenata, Shumardia erquensis, Shumardia exopthalmus, Shumardia extensa, Shumardia granulosa, Shumardia karasaiensis, Shumardia keguqinensis, Shumardia lacrimosa, Shumardia matchensis, Shumardia minaretta, Shumardia phalloides, Shumardia sagittula, Shumardia tarimuensis
Type specimen: USNM 158934, a pygidium
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Mexico (7 collections), the United Kingdom (4)
• Cambrian of the United Kingdom (6)
Total: 17 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.