Also known as Umsohryngkew, Wahrew River, Therriaghat
Where: Meghalaya, India (25.2° N, 91.8° E: paleocoordinates 36.6° S, 70.9° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Langpar Formation, Late/Upper Cretaceous (100.5 - 66.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: fluvial; lithology not reported
Size class: microfossils
Primary reference: R. N. Lakhanpal, H. K. Maheshwari, and N. Awasthi. 1976. A Catalogue of Indian Fossil Plants. 1-318 [B. Allen/B. Allen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 224615: authorized by Bethany Allen, entered by Bethany Allen on 24.03.2022
Creative Commons license: CC BY (attribution)
Taxonomic list
Chlorophyceae | |
cf. Pediastrum sp. Meyen 1829 | |
Birbalipites pseudodrimys | |
Birbalipites pseudodrimys n. gen. n. sp.
Birbalipites pseudodrimys n. gen. n. sp. Biswas 1962 | |
Monocolpopites | |
Monocolpopites sp. Biswas 1962 | |
Angiospermae | |
Sapindaceaepites dubia n. gen. n. sp.
Sapindaceaepites dubia n. gen. n. sp. Biswas 1962 soapberry | |
Rhamneaepites minuta n. gen. n. sp.
Rhamneaepites minuta n. gen. n. sp. Biswas 1962 buckthorn | |
Nymphaeaceaepites rarispina n. sp.
Nymphaeaceaepites rarispina n. sp. Biswas 1962 water lily | |
Alismataceaepites rogalskae n. gen. n. sp.
| |
Coniferaepites sp. Biswas | |
Polypodiopsida | |
Dicksoniaceaesporites sp. Biswas 1962 | |
| |
Fromea acambra n. sp., Baltisphaeridium sp.
Fromea acambra n. sp. Sah et al. 1970 acritarchs
Baltisphaeridium sp. Eisenack 1958 acritarchs | |
Polysphaeridium subtile Davey and Williams 1966 | |
Dinophyceae | |
Ascodinium cf. scabrosum Cookson and Hughes 1964 | |
Apteodinium sp. Eisenack 1958 | |
Canningia sp. Cookson and Eisenack 1960 | |
Oligosphaeridium cephalum n. sp., Achomosphaera sp., Achomosphaera convexa n. sp., Achomosphaera valianta n. sp., Achomosphaera globulata n. sp., Achomosphaera cambra n. sp., Achomosphaera robusta n. sp., Achomosphaera delicata n. sp., Achomosphaera operculata n. sp., Leptodinium ovum n. sp.
Oligosphaeridium cephalum n. sp. Sah et al. 1970
Achomosphaera sp. Evitt 1963
Achomosphaera convexa n. sp. Sah et al. 1970
Achomosphaera valianta n. sp. Sah et al. 1970
Achomosphaera globulata n. sp. Sah et al. 1970
Achomosphaera cambra n. sp. Sah et al. 1970
Achomosphaera robusta n. sp. Sah et al. 1970
Achomosphaera delicata n. sp. Sah et al. 1970
Achomosphaera operculata n. sp. Sah et al. 1970
Leptodinium ovum n. sp. Sah et al. 1970 | |
Hystrichosphaeridium sp., Hystrichosphaeridium assamicum n. sp., Hystrichosphaeridium transculentum n. sp., Hystrichosphaeridium robustum n. sp.
Hystrichosphaeridium sp. Deflandre 1936
Hystrichosphaeridium assamicum n. sp. Sah et al. 1970
Hystrichosphaeridium transculentum n. sp. Sah et al. 1970
Hystrichosphaeridium robustum n. sp. Sah et al. 1970 |