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
| Pteridopsida | |
Apiculatosporites caperatus, ? Granulatisporites "sp.", Granulatisporites varigranifer, Leiotriletes "sp. A", Leiotriletes "sp. B", Leiotriletes politus, Leiotriletes petilus, Leiotriletes gracilis
Apiculatosporites caperatus Menendez and Azcuy 1969
? Granulatisporites "sp." Potonié and Kremp 1954
Granulatisporites varigranifer Menendez and Azcuy 1971
Leiotriletes "sp. A" Potonie and Kremp 1954
Leiotriletes "sp. B" Potonie and Kremp 1954
Leiotriletes politus Love 1960
Leiotriletes gracilis Menéndez 1965 | |
| Polypodiopsida | |
|
Verrucosisporites minutus Menendez and Azcuy 1971 | |
| Algae | |
|
Tetraporina "sp." Naumova 1950
Tetraporina cf. sibirica Kondratyev 1963
Tetraporina horologia Playford 1963 | |
| Raistrickia | |
|
Raistrickia "sp." Potonié and Kremp 1954
Raistrickia densa Menéndez 1965 | |
| Raistrickia aculeata | |
|
Raistrickia cf. aculeata Kosanke 1950 | |
| Sphenopsida | |
|
Calamospora "sp." Schopf et al.
Calamospora multiplicata Menendez and Azcuy 1969 | |
| Cyclogranisporites | |
|
Cyclogranisporites "sp." Potonié and Kremp 1954 | |
| Anapiculatisporites | |
|
? Anapiculatisporites variornatus Menendez and Azcuy 1969 Apiculiretusispora variornata (nov. comb.)
| |
| Phyllothecotriletes | |
|
? Phyllothecotriletes aggregatus Menendez and Azcuy 1969
Phyllothecotriletes cf. belloyensis Staplin 1960 | |
| Retusotriletes simplex | |
|
| |
| Retusotriletes | |
|
Retusotriletes anfractus Menendez and Azcuy 1969 | |
| Punctatisporites | |
|
Punctatisporites "sp." Potonié and Kremp 1954
Punctatisporites glaber Playford 1962
Punctatisporites cf. irrasus Hacquebard 1957 | |
| Lophotriletes | |
|
Lophotriletes "sp." Potonié and Kremp 1954 | |
| Irmosporites circumpolaris | |
|
Irmosporites circumpolaris Menendez and Azcuy 1969 | |
| Pustulatisporites | |
|
Pustulatisporites cf. papillosus Potonié and Kremp 1955 | |
| Apiculiretusispora | |
|
Apiculiretusispora "sp." Streel 1964
Apiculiretusispora papillata Menendez and Azcuy 1971
Apiculiretusispora sparsa Menendez and Azcuy 1971 | |