Where: Peru (7.4° S, 75.0° W: paleocoordinates 7.9° S, 72.4° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: MZ8-9 zone, Pebas Formation, Middle Miocene to Middle Miocene (16.0 - 7.2 Ma)
• "latest middle Miocene, Pebasian based on molluscs (MZ8-9; Wesselingh et al., 2006: 304; ~12.2-11 Ma). “Marginal Pebas” in terms of depositional environment. Coeval and similar to Porvenir (Nauta/Iquitos) and to the base of Los Chorros Section"
Environment/lithology: coastal; lithology not reported
Size class: mesofossils
Primary reference: P. Antoine, M. A. Abello, S. Adnet, A. J. A. Sierra, P. Baby, G. Billet, M. Boivin, Y. Calderón, A. Candela, J. Chabain, and F. Corfu. 2016. A 60-million-year Cenozoic history of western Amazonian ecosystems in Contamana, eastern Peru. Gondwana Research 31:30-59 [J. Zijlstra/J. Zijlstra/P. Wagner]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 176134: authorized by Jelle Zijlstra, entered by Jelle Zijlstra on 29.01.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Aylacostoma aff. browni Etheridge 1879 snail
Sheppardiconcha sp. Marshall and Bowles 1932 snail | |
Charadreon cf. eucosmius Pilsbry and Olsson 1935 snail | |
Dyris cf. lintea snail | |
Bivalvia | |
Neocorbicula sp. Fischer 1887 clam | |
Pachydon erectus, Pachydon iquitensis, Pachydon trigonalis, Anticorbula sp., Pachyrotunda pachyrotunda
Pachydon erectus clam
Pachydon iquitensis de Greve 1938 clam
Pachydon trigonalis Nuttall 1990 clam
Anticorbula sp. Dall 1898 clam | |
Diplodon sp. Spix 1827 clam |