Where: La Rioja, Argentina (30.2° S, 67.3° W: paleocoordinates 54.6° S, 68.0° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Inferior Member (Lagares Formation), Carboniferous (358.9 - 298.9 Ma)
• member-level stratigraphic resolution
Environment/lithology: terrestrial; lithified, conglomeratic conglomerate and lithified, conglomeratic sandstone
Size class: microfossils
• Other: Palynomorphs
Preservation: soft parts, original sporopollenin
Collection methods: bulk, chemical, hydrochloric, hydroflouric,
• Repository: Laboratorio de Palinología de la Cátedra de Paleontología, Facultad de Ciencias exactas y Naturales de la Universidad de Buenos Aires.
Primary reference: C. A. Menendez and C. L. Azcuy. 1969. Microflora carbónica de la ciudad de Paganzo, Provincia de La Rioja. Parte I. Ameghiniana VI(2):77-97 [C. Jaramillo/P. Santamarina/P. Santamarina]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 151440: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 02.10.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Raistrickia | |
Raistrickia "sp." Potonié and Kremp 1954
Raistrickia densa Menéndez 1965 | |
Raistrickia aculeata | |
Raistrickia cf. aculeata Kosanke 1950 | |
Phyllothecotriletes | |
? Phyllothecotriletes aggregatus Menendez and Azcuy 1969
Phyllothecotriletes cf. belloyensis Staplin 1960 | |
Algae | |
Tetraporina "sp." Naumova 1950
Tetraporina horologia Playford 1963
Tetraporina cf. sibirica Kondratyev 1963 | |
Pteridopsida | |
Leiotriletes "sp. A", Leiotriletes "sp. B", Leiotriletes gracilis, Leiotriletes petilus, Leiotriletes politus, ? Granulatisporites "sp.", Granulatisporites varigranifer, Apiculatosporites caperatus
Leiotriletes "sp. A" Potonie and Kremp 1954
Leiotriletes "sp. B" Potonie and Kremp 1954
Leiotriletes gracilis Menéndez 1965
Leiotriletes politus Love 1960
? Granulatisporites "sp." Potonié and Kremp 1954
Granulatisporites varigranifer Menendez and Azcuy 1971
Apiculatosporites caperatus Menendez and Azcuy 1969 | |
Polypodiopsida | |
Verrucosisporites minutus Menendez and Azcuy 1971 | |
Punctatisporites | |
Punctatisporites "sp." Potonié and Kremp 1954
Punctatisporites glaber Playford 1962
Punctatisporites cf. irrasus Hacquebard 1957 | |
Lophotriletes | |
Lophotriletes "sp." Potonié and Kremp 1954 | |
Sphenopsida | |
Calamospora "sp." Schopf et al.
Calamospora multiplicata Menendez and Azcuy 1969 | |
Anapiculatisporites | |
? Anapiculatisporites variornatus Menendez and Azcuy 1969 Apiculiretusispora variornata (nov. comb.)
| |
Cyclogranisporites | |
Cyclogranisporites "sp." Potonié and Kremp 1954 | |
Retusotriletes simplex | |
| |
Retusotriletes | |
Retusotriletes anfractus Menendez and Azcuy 1969 | |
Apiculiretusispora | |
Apiculiretusispora "sp." Streel 1964
Apiculiretusispora papillata Menendez and Azcuy 1971
Apiculiretusispora sparsa Menendez and Azcuy 1971 | |
Irmosporites circumpolaris | |
Irmosporites circumpolaris Menendez and Azcuy 1969 | |
Pustulatisporites | |
Pustulatisporites cf. papillosus Potonié and Kremp 1955 |