Tonopahella walcotti Sundberg and McCollum 2000 (trilobite)

Trilobita - Ptychopariida

Alternative combination: Kochina walcotti

Full reference: F. A. Sundberg and L. B. McCollum. 2000. Ptychoparid trilobites of the Lower-Middle Cambrian boundary interval, Pioche Shale, southeastern Nevada. Journal of Paleontology 74(4):604-630

Belongs to Tonopahella according to F. A. Sundberg and L.B. McCollum 2003

See also Sundberg and McCollum 2000

Sister taxon: Tonopahella goldfieldensis

Type specimen: USNM 497954, a cephalon/head (nearly complete shield). Its type locality is Litho #1, Split Mountain East Section, which is in a Delamaran offshore shale/mudstone in the Emigrant Formation of Nevada.

Ecology: fast-moving low-level epifaunal deposit feeder

Distribution:

• Solvan of United States (6: Nevada collections)

• Delamaran of United States (3: California, Nevada)

Total: 9 collections each including a single occurrence

Show more details


Specimen images are retrieved through the ePANDDA API.


Click image to enlarge. Click to access iDigBio record.