Where: Catamarca, Argentina (26.8° S, 66.0° W: paleocoordinates 27.0° S, 64.0° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Chiquimil Formation, Late/Upper Miocene (11.6 - 5.3 Ma)
• La Formacion Chiquimil integra la secuencia basal del Grupo Santa Maria, estando apoyada sobre la Formacion Las Arcas, e infrayacente a la Formacion Andalhuala.
• bed-level stratigraphic resolution
Environment/lithology: "floodplain"; lithified, fine-grained, medium, yellow, sandy sandstone and lithified, green, red, argillaceous siltstone
Size class: microfossils
Preservation: soft parts, original sporopollenin
Collection methods: bulk, chemical,
Primary reference: L. R. Mautino and L. M. Anzótegui. 1998. Palinología de la Formación Chiquimil (Mioceno superior) en Vallecito, provincia de Catamarca, Argentina. Parte I. Esporas: Especies nuevas. Ameghiniana 35(2):227-233 [C. Jaramillo/A. Cardenas ]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 137142: authorized by Carlos Jaramillo, entered by Andrés Cárdenas on 11.12.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Lycopsida | |
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Pteridopsida | |
Reticuloidosporites tenellis1, Polypodiaceoisporites tumulatus1, Polypodiaceoisporites simplex1, Leiotriletes sp.1, Leiotriletes regularis1, Deltoidospora sp.1, Deltoidospora minor1, Todisporites minor1, Todisporites major1, Cyathidites minor1, Cyathidites congoensis1, Osmundacidites ciliatus1
Reticuloidosporites tenellis1 Krutzsch 1959
Polypodiaceoisporites tumulatus1 Partridge 1973
Polypodiaceoisporites simplex1 Sah 1967
Leiotriletes sp.1 Potonie and Kremp 1954
Leiotriletes regularis1 Krutzsch 1959
Deltoidospora sp.1 Miner 1935
Deltoidospora minor1 Pocock 1970
Todisporites minor1 Couper 1953
Todisporites major1 Couper 1953
Cyathidites minor1 Couper 1953
Cyathidites congoensis1 Sah 1967
Osmundacidites ciliatus1 Sah 1967 | |
Polypodiopsida | |
Laevigatosporites ovatus1 Wilson and Webster 1946 | |
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Biretisporites sp.1 Delcourt et al. 1963 Reworked species according with the authors. According with the authors is the same Biretisporites sp. A from Archangelsky & Seoane (1994)
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Baculatisporites comaumensis1 Potonie 1953
Rugulatisporites caperatus1 van Hoeken-Klinkenberg 1964 | |
Polypodiisporites speciosus1 Sah and Dutta 1968 | |
Dictyophyllidites mortoni1 Playford and Dettmann 1965
Dictyophyllidites arcuatus1 Pocknall and Mildenhall 1984
Dictyophyllidites chiquimilense Mautino and Anzótegui 1998 | |
Undulatisporites sp.1 Pflug 1953
Klukisporites sp.1 Couper 1958 | |
Gleicheniidites senonicus1 Ross 1949 | |
Muricingulisporis | |
Muricingulisporis verrucosus Mautino and Anzótegui 1998 | |
Annulispora folliculosa | |
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Bryopsida | |
Stereisporites antiquasporites1 Dettmann 1963 | |
Retistephanocolpites | |
Retistephanocolpites sp.2 Leidelmeyer 1966 | |
Psilamonocolpites grandis | |
Psilamonocolpites grandis2 Van der Hammen 1954 | |
Lycopodiopsida | |
Reticulatisporites sp.1 Ibrahim 1933 clubmoss Reworked species according with the authors. According with the authors is the same Reticulatisporites sp. from Baldoni & Archangelsky (1983)
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Magnoliopsida | |
Striatricolporites gamerroi3, Haloragacidites trioratus2, Psilatricolporites cyamus3, Periporopollenites vesicus3, Malvacipollis argentina2, Verrustephanoporites simplex2, Rhoipites baculatus3, Rhoipites exiguus3, Rhoipites alveolatus3, Rhoipites cienaguensis3, Rhoipites santafesii3, Rhoipites karamuensis3, Parsonsidites multiporus3
Striatricolporites gamerroi3 Archangelsky 1973
Haloragacidites trioratus2 Couper 1953
Psilatricolporites cyamus3 Van der Hammen and Wijmstra 1964
Periporopollenites vesicus3 Partridge 1973
Malvacipollis argentina2 Zamaloa and Romero 1990
Verrustephanoporites simplex2 Leidelmeyer 1966
Rhoipites baculatus3 Archangelsky 1973
Rhoipites exiguus3 Pocknall 1982
Rhoipites alveolatus3 Couper 1953
Rhoipites cienaguensis3 Barreda 1997
Rhoipites santafesii3 Anzotegui and Garralla 1986
Rhoipites karamuensis3 Pocknall 1985
Parsonsidites multiporus3 Mildenhall 1960 | |
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Dicotyledoneae | |
Myrtaceidites sp.3 Cookson and Pike 1960 | |
Triorites orbiculatus2 McIntyre 1965 | |
Angiospermae | |
| |
Chenopodipollis chenopodiaceoides3 Truswell 1985
Chenopodipollis multicavus3 Anzotegui and Cuadrado 1996 | |
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Tubulifloridites sp.3 Potonie 1960 daisy Authors described Tubulifloridites sp.1, sp.2, sp.3, and sp.4
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Tuberculatosporites sp.1 Imgrund 1952
Tuberculatosporites parvus1 Archangelsky 1972 | |
Tricolpites sp.2 Couper 1953
Tricolpites reticulatus2 Couper 1953 | |
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Sparganiaceaepollenites sp.2 Thiergart 1937
Sparganiaceaepollenites delicata2 Mautino and Anzótegui 2002 | |
Liliacidites vermireticulatus2 Archangelsky and Zamaloa 1986 | |
Echiperiporites sp.3 Anzotegui and Cuadrado 1996
Echiperiporites parviechinatus3 Anzotegui and Cuadrado 1996 | |
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Nothofagidites saraensis2 Menendez and Caccavari 1975 | |
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Ginkgoopsida | |
Equisetosporites sp.2, Equisetosporites claricristatus2, Equisetosporites notensis2, Equisetosporites lusaticus2
Equisetosporites sp.2 Daugherty 1941
Equisetosporites claricristatus2 Barreda 1997
Equisetosporites notensis2 Romero 1977
Equisetosporites lusaticus2 Barreda 1997 | |
Psilaperiporites minimus | |
Psilaperiporites cf. minimus3 Regali et al. 1974 | |
Plicifera | |
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Cyperaceaepollis neogenicus | |
Cyperaceaepollis neogenicus2 Krutzsch 1970 | |
Gomphrenipollis | |
Gomphrenipollis sp.3 Anzotegui and Cuadrado 1996 | |
Verrucingulatisporites | |
Verrucingulatisporites sp.1 Kedves 1961 | |
Tetracolporopollenites | |
Tetracolporopollenites megadolium3 Frederiksen 1980 |