Locality 119b, Cub Creek, 1.5 miles southeast of Morristown (Cambrian of the United States)

Where: Hamblen County, Tennessee (36.2° N, 83.3° W: paleocoordinates 29.0° S, 86.0° W)

• outcrop-level geographic resolution

When: Cedaria trilobite zone, Nolichucky Formation, Dresbachian (501.0 - 485.4 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; shale

Size class: macrofossils

Preservation: cast

Reposited in the USNM

Primary reference: J. B. Knight. 1947. Some new Cambrian bellerophont gastropods. Smithsonian Miscellaneous Collections 106(17):1-11 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 156379: authorized by Pete Wagner, entered by Pete Wagner on 20.05.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Ptychopariida - Crepicephalidae
Crepicephalus thoosa Walcott 1916 trilobite
Crepicephalus comus3 Walcott 1916 trilobite
 Ptychopariida - Tricrepicephalidae
Tricrepicephalus walcotti1 trilobite
Walcott's f. 1a & 1a', not 1d according to Lochman.
 Olenida - Aphelaspidae
"Aphelaspis hamblenensis n. sp." = Aphelaspis walcotti2
"Aphelaspis hamblenensis n. sp." = Aphelaspis walcotti2 Resser 1938 trilobite
Helcionelloida
 Helcionellida - Helcionellidae
Cycloholcus nummus n. gen. n. sp.
Cycloholcus nummus n. gen. n. sp. Knight 1947