Pozo Puerto Belgrano N° 20 sample 395 (Paleocene of Argentina)

Also known as Pedro Luro Fm.

Where: Buenos Aires, Argentina (38.9° S, 62.1° W: paleocoordinates 41.7° S, 50.4° W)

• coordinate based on nearby landmark

When: Pedro Luro Formation, Danian (66.0 - 61.6 Ma)

• .

Environment/lithology: terrestrial; gray, green, argillaceous, calcareous siltstone

• Depth: 799.5-799.6 mts. from the entrance of the well.

Size class: microfossils

Preservation: original sporopollenin

Collection methods: core, chemical, hydrochloric, hydroflouric

Primary reference: L. C. Ruiz and M. E. Quattrocchio. 1997. Estudio Palinológico de la Formación Pedro Luro (?Maastrichtiano-Paleoceno) en la Cuenca del Colorado, República Argentina. Parte 1: Esporas triletes, Laevigati, Murornati, Tricassati, Cingulati y Zonati. Revista Española de Micropaleontología 29(1):13-29 [C. Jaramillo/C. Jaramillo/C. Jaramillo]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 168422: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 22.04.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Foraminifera
  -
Rhodonascia sp. Deak 1964
Equisetopsida
 Pinidae - Pinidae
Psilatricolpites
  -
Lycopodiopsida
 Lycopodiales -
Retitriletes austroclavatidites Döring et al. 1963 clubmoss
Pteridopsida
  -
Polypodiopsida
  - Gleicheniaceae
 Gleicheniales - Polypodiidae
Dictyophyllidites mortoni Playford and Dettmann 1965
 Salviniales - Polypodiidae
Azolla sp. Lamarck 1783
  -
Biretisporites "sp. 1" Delcourt et al. 1963
Ginkgoopsida
 Ephedrales -
Ephedripites sp. Bolkhovitina and Potonié 1958
Mtchedlishvilia
  -
Dicotyledoneae
 Myrtales -
Myrtaceidites mesonesus Cookson and Pike 1954
Angiospermae
 Piperales - Aristolochiaceae
Rosannia manika Srivastava and Braman 2010 magnoliids
 Gunnerales -
Tricolpites gillii Cookson 1957
 Caryophyllales - Chenopodiaceae
 Santalales -
Anacolosidites diffusa Archangelsky 1973
 Proteales - Proteaceae
Proteacidites sp. Cookson and Couper 1953
Proteacidites parvus Cookson 1950
 Proteales -
Triatriopollenites bertelsii Archangelsky 1973
Triatriopollenites lateflexus Archangelsky 1973
 Mesangiosperms - Liliaceae
  -
 Coniferales - Podocarpaceae
Microcachryidites antarcticus Couper 1953 podocarp
Podocarpidites marwickii Couper 1953 podocarp
Podocarpidites rugulosus Romero 1977 podocarp
Podocarpidites verrucosus Volkheimer 1972 podocarp
Magnoliopsida
  -