PBDB Collection

Vallecito (Miocene of Argentina)

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

• La Formacion Chiquimil, en el area de estudio, presenta una potencia de 360 metros. Sedimentologicamente, esta constituida por areniscas medianas a finas, de color predominantemente amarillo, con intercalaciones de conglomerados, alternando con limolitas y arcilitas verdes o rojizas

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

Show authors, comments, and common names

unclassified
-	Haloragracidites trioratus² Haloragracidites trioratus²
Lycopsida
-	Foveotriletes microfoveolatus¹ Foveotriletes microfoveolatus¹ Menéndez 1968 Reworked species according with the authors
Muricingulisporis
-	Muricingulisporis verrucosus Muricingulisporis verrucosus Mautino and Anzótegui 1998
Polypodiopsida
- Polypodiaceae	Laevigatosporites ovatus¹ Laevigatosporites ovatus¹ Wilson and Webster 1946
-	Biretisporites sp.¹, Biretisporites potoniaei¹ 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) Biretisporites potoniaei¹ Delcourt and Sprumont 1955 Reworked species according with the authors
- Osmundaceae	Baculatisporites comaumensis¹, Rugulatisporites caperatus¹ Baculatisporites comaumensis¹ Potonie 1953 Rugulatisporites caperatus¹ van Hoeken-Klinkenberg 1964
- Gleicheniaceae	Gleicheniidites senonicus¹ Gleicheniidites senonicus¹ Ross 1949
- Blechnaceae	Leptolepidites major¹ Leptolepidites major¹ Couper 1953 Reworked species according with the authors
Gleicheniales - Polypodiidae	Dictyophyllidites arcuatus¹, Dictyophyllidites mortoni¹, Dictyophyllidites chiquimilense Dictyophyllidites arcuatus¹ Pocknall and Mildenhall 1984 Dictyophyllidites mortoni¹ Playford and Dettmann 1965 Dictyophyllidites chiquimilense Mautino and Anzótegui 1998
Polypodiales - Polypodiidae	Polypodiisporites speciosus¹ Polypodiisporites speciosus¹ Sah and Dutta 1968
Schizaeales - Polypodiidae	Undulatisporites sp.¹, Klukisporites sp.¹ Undulatisporites sp.¹ Pflug 1953 Klukisporites sp.¹ Couper 1958
Pteridopsida
-	Todisporites minor¹, Todisporites major¹, Cyathidites congoensis¹, Cyathidites minor¹, Leiotriletes sp.¹, Leiotriletes regularis¹, Deltoidospora sp.¹, Deltoidospora minor¹, Polypodiaceoisporites tumulatus¹, Polypodiaceoisporites simplex¹, Reticuloidosporites tenellis¹, Osmundacidites ciliatus¹ Todisporites minor¹ Couper 1953 Todisporites major¹ Couper 1953 Cyathidites congoensis¹ Sah 1967 Cyathidites minor¹ Couper 1953 Leiotriletes sp.¹ Potonie and Kremp 1954 Leiotriletes regularis¹ Krutzsch 1959 Deltoidospora sp.¹ Miner 1935 Deltoidospora minor¹ Pocock 1970 Polypodiaceoisporites tumulatus¹ Partridge 1973 Polypodiaceoisporites simplex¹ Sah 1967 Reticuloidosporites tenellis¹ Krutzsch 1959 Osmundacidites ciliatus¹ Sah 1967
Annulispora folliculosa
-	Annulispora folliculosa¹ Annulispora folliculosa¹ De Jersey 1959 Reworked species according with the authors
Bryopsida
-	Stereisporites antiquasporites¹ Stereisporites antiquasporites¹ Dettmann 1963
Angiospermae
Mesangiosperms - Arecaceae	Arecipites sp.², Arecipites asymmetricus² Arecipites sp.² Nichols et al. 1973 palm Arecipites asymmetricus² Fredriksen 1983 palm
Poales - Poaceae	Graminidites sp.², Graminidites media² Graminidites sp.² Potonie 1960 bamboo Graminidites media² Cookson 1947 bamboo
Poales - Typhaceae	Sparganiaceaepollenites sp.², Sparganiaceaepollenites delicata² Sparganiaceaepollenites sp.² Thiergart 1937 Sparganiaceaepollenites delicata² Mautino and Anzótegui 2002
Mesangiosperms - Liliaceae	Liliacidites vermireticulatus² Liliacidites vermireticulatus² Archangelsky and Zamaloa 1986
Caryophyllales - Chenopodiaceae	Chenopodipollis multicavus³, Chenopodipollis chenopodiaceoides³ Chenopodipollis multicavus³ Anzotegui and Cuadrado 1996 Chenopodipollis chenopodiaceoides³ Truswell 1985
Caryophyllales - Polygonaceae	Polycolporopollenites sp.³, Polycolporopollenites esobalteus³ Polycolporopollenites sp.³ Kedves 1965 knotweed Polycolporopollenites esobalteus³ Pocknall and Mildenhall 1984 knotweed
Asterales - Asteraceae	Tubulifloridites sp.³, Tubulifloridites antipodica³ Tubulifloridites sp.³ Potonie 1960 daisy Authors described Tubulifloridites sp.1, sp.2, sp.3, and sp.4 Tubulifloridites antipodica³ Cookson 1947 daisy
Gentianales - Rubiaceae	Palaeocoprosmadites zelandiae³ Palaeocoprosmadites zelandiae³ Pocknall 1982 coffee
Gentianales - Apocynaceae	Cricotriporites guianensis² Cricotriporites guianensis² Leidelmeyer 1966 dogbane
Gunnerales -	Tricolpites sp.², Tricolpites reticulatus² Tricolpites sp.² Couper 1953 Tricolpites reticulatus² Couper 1953
Solanales - Convolvulaceae	Perfotricolpites sp.² Perfotricolpites sp.² González-Guzmán 1967 bindweed
Buxales -	Tuberculatosporites sp.¹, Tuberculatosporites parvus¹ Tuberculatosporites sp.¹ Imgrund 1952 Tuberculatosporites parvus¹ Archangelsky 1972
Fabales - Fabaceae	Margocolporites sp.³ Margocolporites sp.³ Ramanajuan 1966 legume
Fagales -	Nothofagidites saraensis² Nothofagidites saraensis² Menendez and Caccavari 1975
Fagales - Betulaceae	Alnipollenites verus² Alnipollenites verus² Potonie 1931 birch
Malvales -	Echiperiporites sp.³, Echiperiporites parviechinatus³ Echiperiporites sp.³ Anzotegui and Cuadrado 1996 Echiperiporites parviechinatus³ Anzotegui and Cuadrado 1996
Dicotyledoneae
Myrtales -	Myrtaceidites sp.³ Myrtaceidites sp.³ Cookson and Pike 1960
-	Triorites orbiculatus² Triorites orbiculatus² McIntyre 1965
Magnoliopsida
-	Haloragacidites trioratus², Striatricolporites gamerroi³, Malvacipollis argentina², Rhoipites santafesii³, Rhoipites exiguus³, Rhoipites cienaguensis³, Rhoipites baculatus³, Rhoipites karamuensis³, Rhoipites alveolatus³, Periporopollenites vesicus³, Verrustephanoporites simplex², Psilatricolporites cyamus³, Parsonsidites multiporus³ Haloragacidites trioratus² Couper 1953 Striatricolporites gamerroi³ Archangelsky 1973 Malvacipollis argentina² Zamaloa and Romero 1990 Rhoipites santafesii³ Anzotegui and Garralla 1986 Rhoipites exiguus³ Pocknall 1982 Rhoipites cienaguensis³ Barreda 1997 Rhoipites baculatus³ Archangelsky 1973 Rhoipites karamuensis³ Pocknall 1985 Rhoipites alveolatus³ Couper 1953 Periporopollenites vesicus³ Partridge 1973 Verrustephanoporites simplex² Leidelmeyer 1966 Psilatricolporites cyamus³ Van der Hammen and Wijmstra 1964 Parsonsidites multiporus³ Mildenhall 1960

Coniferales - Podocarpaceae	Podocarpidites exiguus², Podocarpidites marwickii², Podocarpidites ellipticus² Podocarpidites exiguus² Harris 1965 podocarp Podocarpidites marwickii² Couper 1953 podocarp Podocarpidites ellipticus² Cookson 1947 podocarp
Retistephanocolpites
-	Retistephanocolpites sp.² Retistephanocolpites sp.² Leidelmeyer 1966
Psilamonocolpites grandis
-	Psilamonocolpites grandis² Psilamonocolpites grandis² Van der Hammen 1954
Ginkgoopsida
Ephedrales -	Equisetosporites sp.², Equisetosporites notensis², Equisetosporites claricristatus², Equisetosporites lusaticus² Equisetosporites sp.² Daugherty 1941 Equisetosporites notensis² Romero 1977 Equisetosporites claricristatus² Barreda 1997 Equisetosporites lusaticus² Barreda 1997
Lycopodiopsida
Lycopodiales - Lycopodiaceae	Reticulatisporites sp.¹ 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)
Plicifera
-	Plicifera delicata¹ Plicifera delicata¹ Bolchovitina 1968 Reworked species according with the authors
Tetracolporopollenites
-	Tetracolporopollenites megadolium³ Tetracolporopollenites megadolium³ Frederiksen 1980
Cyperaceaepollis neogenicus
-	Cyperaceaepollis neogenicus² Cyperaceaepollis neogenicus² Krutzsch 1970
Psilaperiporites minimus
-	Psilaperiporites cf. minimus³ Psilaperiporites cf. minimus³ Regali et al. 1974
Verrucingulatisporites
-	Verrucingulatisporites sp.¹ Verrucingulatisporites sp.¹ Kedves 1961
Gomphrenipollis
-	Gomphrenipollis sp.³ Gomphrenipollis sp.³ Anzotegui and Cuadrado 1996

¹Mautino and Anzótegui 2000; ²Mautino and Anzótegui 2002; ³Mautino and Anzótegui 2002