Lomas Coloradas - Fomación Allen (Cretaceous to of Argentina)

Where: Neuquen, Argentina (37.9° S, 68.5° W: paleocoordinates 40.6° S, 53.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Allen Formation (Malargüe Group), Late/Upper Campanian to Late/Upper Campanian (83.5 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithified, muddy mudstone

• La entidad litoestratigráfica incluye areniscas en la base, pelitas

•intermedias y yeso en la parte superior

Size class: microfossils

• other: Palynomorphs

Preservation: soft parts, original sporopollenin

Collection methods: bulk, chemical, hydrochloric, hydroflouric,

• Repository: Laboratorio de Bioestratigrafía de la Universidad Nacional de la Patagonia San Juan Bosco.

Primary reference: P. Vallati. 2010. Asociaciones palinológicas con Angiospermas en el Cretácico Superior de la Cuenca Neuquina, Argentina. Revista Brasileira de Paleontolgia 13(2):143-158 [C. Jaramillo/P. Santamarina]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 150621: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 12.09.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Fraxinoipollenites
  -
Pinopsida
 Pinales - Podocarpaceae
Dacrycarpites australiensis Cookson and Pike 1953
Podocarpidites cf. auriculatus Archangelsky and Villar de Seoane 2005
 Pinales -
Monocotyledoneae
 Arecales -
Clavamonocolpites "sp." González-Guzmán 1967
 Liliales - Liliidae
Gabonisporis
  -
Gabonisporis "sp." Boltenhagen 1967
Pteridopsida
  -
Cyathidites "sp." Couper 1953
Cyathidites minor Couper 1953
Cyathidites patagonicus Archangelsky 1972
 Salviniales - Azollaceae
Azolla "sp." Lamark 1783
Másula
 Schizaeales - Schizaeaceae
Klukisporites "sp." Couper 1958
Cicatricosisporites "sp." Potonie and Gelletich 1933
Biretisporites "sp." Delcourt et al. 1963
 Gleicheniales - Matoniaceae
 Gleicheniales - Gleicheniaceae
Clavifera triplex Bolkhovitina 1966
  -
Lycopsida
 Lycopodiales -
  - Selaginellaceae
Ceratosporites equalis Cookson and Dettmann 1958
  - Lycopodiaceae
Hamulatisporis "sp." Krutzsch 1959
cf. Rugulatisporites rionegrensis
Bryopsida
  -
Magnoliopsida
  -
Retitricolporites "sp." Van der Hammen and Wymstra 1964
 Proteales - Proteaceae
Lewalanipollis cf. senectus Dettmann and Jarzen 1996
cf. Beaupreaidites "sp." Potonié 1960
 Proteales -
Peninsulapollis "sp." Dettmann and Jarzen 1988
? Proteacidites "sp." Cookson and Couper 1953
  -
 Gymnospermophyta -
Tricesticillus
  -
Tricesticillus tetris Vallati 2010