Where: Junín, Peru (12.2° S, 75.2° W: paleocoordinates 13.1° S, 41.0° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Condorsinga Formation (Pucará Group), Pliensbachian to Pliensbachian (190.8 - 170.3 Ma)
• Between "[Middle Liasicus]" and Aalenian based on biostratigraphy (Velazco 2008)
• group of beds-level stratigraphic resolution
Environment/lithology: limestone
Size class: macrofossils
Primary reference: Y. P. Velazco. 2008. Algunos invertebrados fósiles de Huacrapuquio, provincia de Huancayo, departamento de Junín–Perú [Some invertebrate fossils from Huacrapuquio, province of Huancayo, Junin, Peru]. Revista del Instituto de investigación de la Facultad de minas, metalurgia y ciencias geográficas 11:39-48 [A. Dunhill/B. Allen]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 202438: authorized by Alex Dunhill, entered by Bethany Allen on 11.07.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
Rhabdocidaris sp. Desor 1855 pencil urchin | |
Crinoidea | |
Isocrinus sp. von Meyer 1836 Sea lily | |
Rhynchonellata | |
Lobothyris punctata Sowerby 1812 | |
Bivalvia | |
Martesia sp. Sowerby 1824 clam | |
Myophorella (Myophorella) araucana Leanza 1942 clam | |
Antiquilima succincta von Schlotheim 1813 file clam | |
Cephalopoda | |
"Belemnites acuarius" = Cuspiteuthis acuaria
"Belemnites acuarius" = Cuspiteuthis acuaria von Schlotheim 1820 belemnite |