Confluencia locality (Eocene of Argentina)

Where: Argentina (40.7° S, 71.1° W: paleocoordinates 43.2° S, 61.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

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

Environment/lithology: lacustrine; lithified mudstone

Size class: macrofossils

Preservation: adpression

Collected by Peter Smekal

• Repository: Servicio Geologico Nacional, Asociacion Paleontologica Nireco, San Carlos de Bariloche

Primary reference: E. Rossi de Garcia. 1983. Insectos fosiles en la Formacion Vetana (Eoceno). Provincia de Neuquen. Asociación Geológica Argentina, Revista 38:17-23 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138697: authorized by Matthew Clapham, entered by Matthew Clapham on 25.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Hymenoptera - Formicidae
"Polanskiella smekali n. gen. n. sp." = Archimyrmex smekali
"Polanskiella smekali n. gen. n. sp." = Archimyrmex smekali Rossi de Garcia 1983 bulldog ant
Counterpart of lectotype is NHMW 1972/1574/9
 Diptera - Stratiomyidae
Stratiomyidae indet. Latreille 1802 soldier fly
 Ephemeroptera - Leptophlebiidae
? Atalophlebia "sp. A" Eaton 1881 mayfly