Quarry RP3, Río Pichileufú (Eocene of Argentina)

Where: Rio Negro, Argentina (41.1° S, 70.8° W: paleocoordinates 43.6° S, 61.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Ventana Formation, Lutetian (47.8 - 41.3 Ma)

• The locality was dated using 40Ar/39Ar analyses in Wilf et al. (2005) and recalculated in Wilf (2012), giving an age of 47.74 ± 0.05 Ma (million years ago).

• group of beds-level stratigraphic resolution

Environment/lithology: crater lake; lithified mudstone

• Volcanic caldera-lake beds

Size class: macrofossils

Preservation: adpression

Collection methods: Repository: Museo Asociación Paleontológica Bariloche (repository prefix MAPBAR), San Carlos de Bariloche, Río Negro, Argentina

Primary reference: J. F. Petrulevičius and Y. A. Popov. 2014. First fossil record of Discocephalinae (Insecta, Pentatomidae): a new genus from the middle Eocene of Río Pichileufú, Patagonia, Argentina. ZooKeys 422:23-33 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 157776: authorized by Matthew Clapham, entered by Matthew Clapham on 03.07.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Insecta
 Odonata - Synlestidae
Madres delpueblo n. gen. n. sp.1
Madres delpueblo n. gen. n. sp.1 Petrulevičius 2018 malachite
MAPBAR 4140
 Hemiptera - Pentatomidae
Acanthocephalonotum martinsnetoi n. gen. n. sp.
Acanthocephalonotum martinsnetoi n. gen. n. sp. Petrulevičius and Popov 2014 stink bug
MAPBAR 4137
 Coniferales - Podocarpaceae
Retrophyllum spiralifolium2
Retrophyllum spiralifolium2 Wilf et al. 2017 podocarp
1Petrulevičius 2018; 2Wilf et al. 2017