Where: Bolivia (22.0° S, 65.0° W: paleocoordinates 46.3° S, 128.3° W)
• outcrop-level geographic resolution
When: Guanacuna Formation, Tremadoc (486.5 - 477.7 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; lithified, gray, green sandstone and shale
Collection methods: JA: marked by Novack-Gottshall without explanation as omitting some genera, some macrofossils, some microfossils, and species names, but apparently complete
Primary reference: A. Pribyl and J. Vanek. 1980. Ordovician trilobites of Bolivia. Rozpravy Ceskoslovenske Akademie Ved. Rada Matematickych a Prirodnich Ved. Academia Praha, Prague, Czechoslovakia 90(2):1-90 [A. Miller/P. Novack-Gottshall/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 8837: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 01.09.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Pterobranchia | |
Dictyonema sp. Hall 1851 graptolite | |
Rhynchonellata | |
Nanorthis sp. Ulrich and Cooper 1936 | |
Lingulata | |
Broeggeria sp. Walcott 1902 | |
Gastropoda | |
Tropidodiscus sp. Meek and Worthen 1866 snail | |
Trilobita | |
Saltaspis sp. Harrington and Leanza 1952 trilobite
Angelina sp. Salter 1859 trilobite
Parabolina sp. Salter 1849 trilobite
Jujuyaspis sp. Kobayashi 1936 trilobite
Leptoplastides sp. Raw 1908 trilobite
Parabolinella sp. Brögger 1882 trilobite | |
Palquiella sp. Suárez-Soruco 1975 trilobite
Araiopleura sp. Harrington and Leanza 1957 trilobite | |
Koldinioidia sp. Kobayashi 1931 trilobite
Shumardia sp. Billings 1862 trilobite | |
Onychopyge sp. Harrington 1938 trilobite | |
Asaphellus sp. Callaway 1877 trilobite | |
Kainella sp. Walcott 1925 trilobite | |
Deltacare sp. Harrington and Leanza 1957 trilobite | |
Leiostegium sp. Raymond 1913 trilobite | |
Pharostomina sp. Sdzuy 1955 trilobite
Altiplanelaspis sp. Pribyl and Vanek 1980 trilobite | |
Sphaerocare sp. Harrington and Leanza 1957 trilobite | |
Artiopoda | |
Micragnostus sp. Howell 1935 |