Where: Argentina (39.1° S, 70.9° W: paleocoordinates 38.2° S, 30.9° W)
• coordinate estimated from map
• hand sample-level geographic resolution
When: Los Molles Formation, Late/Upper Toarcian (180.1 - 175.6 Ma)
• bed-level stratigraphic resolution
Environment/lithology: basinal (siliceous); lithified, cherty/siliceous mudstone
Size class: microfossils
Preservation: original silica
Primary reference: K. G. D. Kochhann, S. Baecker-Fauth, I. Pujana, A. S. Silveira, and G. Fauth. 2011. Toarcian-Aalenian (Early-Middle Jurassic) radiolarian fauna from the Los Molles Formation, Neuquén Basin, Argentina: Taxonomy and paleobiogeographic affinities. Journal of South American Earth Sciences 31:253-261 [J. Pálfy/A. Kocsis/A. Kocsis]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 130006: authorized by József Pálfy, entered by Adam Kocsis on 03.07.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Protozoa | |
Archaeocenosphaera cf. ruesti Pessagno et al. 1989 radiolarian | |
Nassellaria "indet. 2" Ehrenberg 1875 radiolarian
Nassellaria "indet. 3" Ehrenberg 1875 radiolarian | |
Praeparvicingula "sp. 1", Praeparvicingula "sp. 2", Praeparvicingula elementaria, Praeparvicingula tlellensis
Praeparvicingula "sp. 1" Pessagno et al. 1993 radiolarian
Praeparvicingula "sp. 2" Pessagno et al. 1993 radiolarian
Praeparvicingula elementaria Carter et al. 1988 radiolarian
Praeparvicingula tlellensis Gorican et al. 2006 radiolarian | |
Spumellaria "indet. 3" Ehrenberg 1875 radiolarian | |
Homoeoparonaella reciproca radiolarian | |
Praeconocaryomma cf. whiteavesi radiolarian
Praeconocaryomma sp. Pessagno 1976 radiolarian | |
Paronaella "sp. 1" Pessagno 1971 radiolarian
Paronaella "sp. 2" Pessagno 1971 radiolarian | |
Orbiculiformella sp. Kozur and Mostler 1978 radiolarian
Orbiculiformella cf. incognita Blome 1984 radiolarian |