Trilobita - Asaphida - Asaphidae
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 Asaphellus according to R. A. Robison and J. Pantoja-Alor 1968
Sister taxa: Asaphellus artus, Asaphellus catamarcensis, Asaphellus clarksoni, Asaphellus communis, Asaphellus graffi, Asaphellus homfrayi, Asaphellus isabelae, Asaphellus jujuanus, Asaphellus nazarenensis, Asaphellus riojanus, Asaphellus stenorhachis, Asaphellus trinodosus, Hemigyraspis mcconnelli, Megalaspidella kayseri, Megalaspidella (Megalaspidella), Megalaspidella orthometopa
Type specimen: USNM 158906, a cephalon/head (librigenae)
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Tremadoc of Mexico (2 collections)
• Cambrian of Argentina (4)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.