Where: Argentina (30.0° S, 69.0° W: paleocoordinates 34.4° S, 134.6° W)
• local area-level geographic resolution
When: Trapiche Formation, Hirnantian (445.2 - 443.4 Ma)
• formation-level stratigraphic resolution
Environment/lithology: submarine fan; lithified, calcareous 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: T. M. Sanchez. 1990. Una fauna de bivalvos en la Formacion Santa Gertrudis (Ordovicico) de la Provincia de Salta (Argentina). Ameghiniana 23(3-4):131-139 [A. Miller/P. Novack-Gottshall/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 8890: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 02.09.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
Scyphozoa | |
Conularia sp. jellyfish | |
Trilobita | |
Calymenella sp. Bergeron 1890 trilobite | |
Strophomenata | |
"Cyphomena sp." = Dactylogonia
"Cyphomena sp." = Dactylogonia Ulrich and Cooper 1942 | |
? Holtedahlina sp. Foerste 1924 | |
Leptaena sp. Dalman 1828 | |
Rhynchonellata | |
Dalmanella sp. Hall and Clarke 1892 | |
Reuschella sp. Bancroft 1928 | |
Bivalvia | |
Cleionychia sp. Ulrich 1892 clam | |
? Colpomya sp. Ulrich 1893 clam
Modiolopsis sp. Hall 1847 clam | |
Pterobranchia | |
Dicellograptus sp. Hopkinson 1871 graptolite |