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

Rhodonascia
  -
Rhodonascia sp. Deak 1964
Psilatricolpites
  -
Pinopsida
 Pinales - Podocarpaceae
 Pinales - Cheirolepidiaceae
Ginkgoopsida
 Ephedrales - Ephedraceae
Ephedripites sp. Bolkhovitina and Potonié 1958 jointfir
Monocotyledoneae
  -
 Liliales - Liliidae
Pteridopsida
  -
Achradosporis sp. Srivastava 1975
Achradosporis lurensis Ruiz and Quattrocchio 1997
 Salviniales - Azollaceae
Azolla sp. Lamark 1783
 Schizaeales - Schizaeaceae
Biretisporites "sp. 1" Delcourt et al. 1963
 Gleicheniales - Matoniaceae
Dictyophyllidites mortoni Playford and Dettmann 1965
 Gleicheniales - Gleicheniaceae
  -
Lycopsida
  - Lycopodiaceae
Retitriletes austroclavatidites Döring et al. 1963
Mtchedlishvilia
  -
Magnoliopsida
  -
Rhoipites "sp. A" Wodehouse 1933
Rhoipites baculatus Archangelsky 1973
Rhoipites minusculus Archangelsky 1973
 Magnoliales - Lactoridaceae
Rosannia manika Srivastava and Braman 2010
  -
 Myrtales -
Myrtaceidites mesonesus Cookson and Pike 1954
 Caryophyllales - Chenopodiaceae
 Santalales -
Anacolosidites diffusa Archangelsky 1973
 Proteales -
Triatriopollenites bertelsii Archangelsky 1973
Triatriopollenites lateflexus Archangelsky 1973
Proteacidites sp. Cookson and Couper 1953
Proteacidites parvus Cookson 1950
  -
Tricolpites gillii Cookson 1957
Tricolpites reticulata Cookson 1947
Striatricolporites gamerroi Archangelsky 1973