Formación Loreto (Eocene to of Chile)

Where: Doceava Región, Chile (53.1° S, 71.0° W: paleocoordinates 55.0° S, 61.7° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Loreto Formation, Late/Upper Eocene to Late/Upper Eocene (37.2 - 23.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; lithified, sandy sandstone and lithified, argillaceous mudstone

• Se sugieren ambientes de bosque de Fagaceas y Gimnospermas.

Size class: microfossils

• Other: Palynomorphs

Preservation: soft parts, original sporopollenin

Collection methods: bulk, chemical, hydrochloric, hydroflouric,

• Repository: Sección Paleobotánica del Museo de Historia Natural de Santiago.

Primary reference: A. Fasola. 1969. Estudio palinológico de la Formación Loreto (Terciario Medio), Provincia de Magallanes, Chile. Ameghiniana VI(1):3-49 [C. Jaramillo/P. Santamarina]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 151436: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 01.10.2013, edited by Carlos Jaramillo

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Pteridopsida
  -
Triletes "sp.", Cyathidites "sp.", ? Osmundacidites "sp."
Triletes "sp." Reinsch 1881
Cyathidites "sp." Couper 1953
Polypodiopsida
  - Gleicheniaceae
Gleicheniidites "sp."
Gleicheniidites "sp." Dettmann 1963
  - Dicksoniaceae
Cyatheacidites annulatus, "Triletes tuberculiformis" = Trilites tuberculiformis
"Triletes tuberculiformis" = Trilites tuberculiformis Cookson 1947
 Schizaeales - Polypodiidae
? Lygodium "sp."
? Lygodium "sp." Swartz 1800 climbing fern
unclassified
  -
cf. Pilularia "sp."
Lycopodiopsida
 Lycopodiales - Lycopodiaceae
cf. Lycopodium "sp."
cf. Lycopodium "sp." Linnaeus 1753 ground pine
Angiospermae
 Proteales - Proteaceae
Beaupreaidites elegansiformis, Proteacidites "sp.", Proteacidites cf. subscabratus, Proteacidites cf. symphyonemoides
Proteacidites "sp." Cookson and Couper 1953
 Gunnerales -
Tricolpites "sp. 1", Tricolpites "sp. 2"
Tricolpites "sp. 1" Couper 1953
Tricolpites "sp. 2" Couper 1953
 Fagales -
Nothofagidites "sp.", Nothofagidites cincta, Nothofagidites cf. cranwellae, Nothofagidites cf. waipawaensis
Nothofagidites "sp." Potonié 1960
Nothofagidites cincta Cookson 1969
 Coniferales - Podocarpaceae
Trisaccites "sp. 1", Trisaccites "sp. 2", Trisaccites microsaccatum, Podocarpidites "sp.", Dacrydiumites florinii, Phyllocladidites mawsonii
Trisaccites "sp. 1" Menéndez 1968 podocarp
Trisaccites "sp. 2" Menéndez 1968 podocarp
Trisaccites microsaccatum Couper 1953 podocarp
Podocarpidites "sp." Cookson 1947 podocarp
Dacrydiumites florinii Cookson and Pike 1953 podocarp
Phyllocladidites mawsonii Cookson 1947 podocarp
Magnoliopsida
  -
Tricolporites "sp. 1", Tricolporites "sp. 2"
Tricolporites "sp. 1" Cookson 1947
Tricolporites "sp. 2" Cookson 1947
Equisetopsida
 Pinidae - Pinidae
Araucariacites "sp."
Araucariacites "sp." Cookson and Couper 1953
 Life -
Gorgonisphaeridium "sp.", Baltisphaeridium "sp.", Solisphaeridium "sp. 1", Solisphaeridium "sp. 2"
Gorgonisphaeridium "sp." Staplin et al. 1965 acritarchs
Baltisphaeridium "sp." Eisenack 1958 acritarchs
Solisphaeridium "sp. 1" Staplin et al. 1965 acritarchs
Solisphaeridium "sp. 2" Staplin et al. 1965 acritarchs
Bivalvia
 Mytilida - Mytilidae
Dacrydium aff. cupressinum
Dacrydium aff. cupressinum Couper 1960 mussel
Dinoflagellata
 Hystrichosphaeridea -
Hystrichosphaera "sp."