Where: Rajasthan, India (27.9° N, 76.4° E: paleocoordinates 0.0° N, 0.0° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Kushalgarh Formation (Ajabgarh Group), Statherian (1800.0 - 1600.0 Ma)
• Age constraints are limited. The underlying Alwar Group in the North Delhi Belt contains detrital zircons no younger than 1.7 Ga (Kaur et al., 2011a), while the Delhi Supergroup is intruded by plutons dated at 1680-1720 Ma (Kaur et al., 2011b.
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified, cherty/siliceous limestone
Size class: microfossils
Collection methods: peel or thin section
Primary reference: J. Mandal, P. K. Maithy, G. Barman and K. K. Verma. 1984. Microbiota from the Kushalgarh Formation, Delhi Supergroup, India. The Palaeobotanist 32:1-19 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 227965: authorized by Matthew Clapham, entered by Matthew Clapham on 12.11.2022
Creative Commons license: CC BY (attribution)
Taxonomic list
Ghoshia bifurcata n. gen. n. sp.
Ghoshia bifurcata n. gen. n. sp. Mandal and Maithy 1984 | |
Myxococcoides minor | |
Myxococcoides minor Schopf 1968 | |
Myxococcoides inornata | |
Myxococcoides inornata Schopf 1968 | |
Myxococcoides | |
Myxococcoides compactus n. sp.
Myxococcoides compactus n. sp. Mandal and Maithy 1984 | |
Coccogoneae | |
Gloeocapsamorpha prisca Zalessky 1916
Gloeocapsamorpha karauliensis Maithy and Mandal 1982 | |
Hormogoneae | |
Palaeoscytonema indica n. sp., Palaeoscytonema intermingla n. sp., Palaeoscytonema misrae n. sp., Palaeolyngbya distinctica n. sp., Palaeolyngbya elongata n. sp., Palaeolyngbya baraudensis n. sp., Oscillatoriopsis obtusa
Palaeoscytonema indica n. sp. Mandal and Maithy 1984
Palaeoscytonema intermingla n. sp. Mandal and Maithy 1984
Palaeoscytonema misrae n. sp. Mandal and Maithy 1984
Palaeolyngbya distinctica n. sp. Mandal and Maithy 1984
Palaeolyngbya elongata n. sp. Mandal and Maithy 1984
Palaeolyngbya baraudensis n. sp. Mandal and Maithy 1984
Oscillatoriopsis obtusa Schopf 1968 | |
Primorivularia robusta n. sp.
Primorivularia robusta n. sp. Mandal and Maithy 1984 | |
Animikiea septata | |
Animikiea septata Barghoorn 1965 | |
Vesicophycus problematicus n. gen. n. sp.
Vesicophycus problematicus n. gen. n. sp. Mandal and Maithy 1984 | |
Chlorococcaceae | |
Palaeoanacystis vulgaris Schopf 1968 |