Asifabad A (Ada): Maastrichtian, India
collected 1982-1984
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Charophyta indet.
Migula 1890
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Gastropoda
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Gastropoda indet.
Cuvier 1795
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Bivalvia
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Pelecypoda indet.
Goldfuss 1820
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synonym of Bivalvia | ||||||||||
Ostracoda
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Ostracoda indet.
Latreille 1802
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Chondrichthyes
- Myliobatiformes
- Myliobatidae
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Igdabatis indicus
Prasad and Cappetta 1993
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Prasad and Cappetta 1993 | |||||||||
Chondrichthyes
- Myliobatiformes
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Coupatezia sp.
Cappetta 1982
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Prasad 1989 | |||||||||
Chondrichthyes
- Myliobatiformes
- Rhombodontidae
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Rhombodus sp.
Dames 1881
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Prasad 1989 | |||||||||
= Rhombodus informal sp. 1
Dames 1881
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Prasad and Cappetta 1993 | |||||||||
Rhombodus informal sp. 2
Dames 1881
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Prasad and Cappetta 1993 | |||||||||
Chondrichthyes
- Synechodontiformes
- Orthacodontidae
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Orthacodus sp.
Woodward 1889
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Prasad 1989 | |||||||||
synonym of Sphenodus | ||||||||||
Chondrichthyes
- Rajiformes
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Rajiformes indet.
Berg 1940
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Prasad and Cappetta 1993 | 3 specimens | ||||||||
VPL/JU 128–130 | ||||||||||
Chondrichthyes
- Rajiformes
- Rajidae
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Raja sp.
Linnaeus 1758
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Prasad 1989 | 7 specimens | ||||||||
VPL/JU 100–106 | ||||||||||
= Raja sudhakari n. sp.
Prasad and Cappetta 1993
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Prasad and Cappetta 1993 | |||||||||
Amphibia
- Anura
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Pelobatidae indet.
Lataste 1879
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Sahni 1984 | |||||||||
= Anura indet.
Fischer von Waldheim 1813
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Agnolin 2012 | |||||||||
Reptilia
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Serpentes indet.
Linnaeus 1758
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Sahni et al. 1987 | |||||||||
"snakes" | ||||||||||
= Booidea indet.
Gray 1825
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Prasad 1989 | |||||||||
Reptilia
- Lacertilia
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Lacertilia indet.
Owen 1842
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Sahni et al. 1987 | |||||||||
"lizards" | ||||||||||
Reptilia
- Crocodyliformes
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Crocodylia indet.
(Owen 1842)
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Sahni et al. 1987 | |||||||||
"crocodiles" | ||||||||||
= Crocodyliformes indet.
Hay 1930
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Rio and Mannion 2021 | |||||||||
Reptilia
- Megalosauridae
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cf. Megalosaurus sp.
Parkinson 1822
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Prasad 1989 | |||||||||
Reptilia
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Dinosauria indet.
Owen 1842
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25 specimens | |||||||||
eggshell fragments | ||||||||||
= Sauropoda indet.
Marsh 1878
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Prasad 1989 | |||||||||
Actinopteri
- Pycnodontiformes
- Pycnodontidae
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Pycnodus sp.
Agassiz 1833
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Prasad 1989 | |||||||||
Actinopteri
- Lepisosteiformes
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Lepidotes sp.
Agassiz 1832
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Prasad 1989 | |||||||||
Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Lepisosteus sp.
Agassiz 1843
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Sahni 1984 | |||||||||
Actinopteri
- Amiiformes
- Palaeolabridae
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Palaeolabrus dormaalensis
Casier 1967
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Prasad 1989 | |||||||||
Actinopteri
- Osteoglossiformes
- Osteoglossidae
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Phareodus sp.
Leidy 1873
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Sahni 1984 | |||||||||
Actinopteri
- Aulopiformes
- Alepisauridae
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Apatodus sp.
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Prasad 1989 | |||||||||
Actinopteri
- Aulopiformes
- Enchodontidae
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Enchodus sp.
Agassiz 1835
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Prasad 1989 | |||||||||
Actinopteri
- Tetraodontiformes
- Eotrigonodontidae
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Stephanodus sp.
Zittel 1883
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Prasad 1989 | |||||||||
Eotrigonodon sp.
Weiler 1929
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Prasad 1989 | |||||||||
Actinopteri
- Tetraodontiformes
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Indotrigonodon sp.
Jain and Sahni 1983
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Prasad 1989 | |||||||||
Actinopteri
- Aspidorhynchiformes
- Aspidorhynchidae
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cf. Belonostomus sp.
Agassiz 1834
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Sahni 1984 | |||||||||
= Belonostomus sp.
Agassiz 1834
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Prasad 1989 | |||||||||
see common names |
Geography
Country: | India | State/province: | Andhra Pradesh |
Coordinates: | 19.5° North, 79.2° East (view map) | ||
Paleocoordinates: | 27.8° South, 60.8° East | ||
Basis of coordinate: | estimated from map | ||
Altitude: | 266 meters | ||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
Key time interval: | Maastrichtian | ||
Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Coeval to Takli Formation of Nagpur, intertrappean beds |
Lithology and environment
Primary lithology: | very coarse,white calcareous sandstone |
Secondary lithology: | green,white argillaceous sandstone |
Includes fossils? | Y |
Includes fossils? | Y |
Lithology description: "Calcareous gritty, white sandstone which attains a thickness of 0.75 m. The white sandstone grades vertically into whitish-green sandstone with an increase of clay content. The whitish-green sandstone measures upto 0.60 m." | |
Environment: | fluvial-lacustrine indet. |
Geology comments: 'lacustrine or laggonal conditions with minor fluvial inputs'; 'brackish water as well as freshwater conditions' |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | good |
Fragmentation: | occasional |
Collection methods and comments
Collection excludes: | all macrofossils,some genera,species names |
Collection methods: | sieve,field collection |
Reason for describing collection: | general faunal/floral analysis | Collection dates: | 1982-1984 |
Metadata
Also known as: | Intertrappean Beds of Asifabad | ||
Database number: | 58100 | ||
Authorizer: | M. Carrano, P. Mannion | Enterer: | K. Maguire, P. Mannion, M. Carrano |
Modifier: | G. Varnham | Research group: | vertebrate |
Created: | 2006-01-19 11:39:58 | Last modified: | 2022-03-29 07:40:34 |
Access level: | the public | Released: | 2006-01-19 11:39:58 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
15616. | ETE | A. Sahni, R. S. Rana, and G. V. R. Prasad. 1984. SEM studies of thin egg shell fragments from the intertrappeans (Cretaceous-Tertiary transition) of Nagpur and Asifabad, Peninsular India. Journal of the Palaeontological Society of India 29:26-33 [M. Carrano/K. Maguire/M. Carrano] |
Secondary references:
73340 | F. Agnolin. 2012. A new Calyptocephalellidae (Anura, Neobatrachia) from the Upper Cretaceous of Patagonia, Argentina, with comments on its systematic position. Studia Geologica Salmanticensia 48(2):129-178 [P. Mannion/P. Mannion] | |
14221 | ETE | K. Carpenter and K. Alf. 1994. Global distribution of dinosaur eggs, nests, and babies. In K. Carpenter, K. F. Hirsch, and J. R. Horner (eds.), Dinosaur Eggs and Babies, Cambridge University Press, Cambridge 13-30 [M. Carrano/M. Carrano/M. Carrano] |
55935 | S. L. Jain. 1986. Recent dinosaur discoveries in India, including egg shells, nests and coprolites. In D. D. Gillette and M. G. Lockley (eds.), First International Symposium on Dinosaur Tracks and Traces, Abstracts with Program 17 [M. Carrano/M. Carrano] | |
47228 | S. L. Jain. 1989. Recent dinosaur discoveries in India, including eggshells, nests and coprolites. In D. D. Gillette & M. G. Lockley (ed.), Dinosaur Tracks and Traces 99-108 [M. Carrano/M. Carrano] | |
19590 | ETE | S. L. Jain and A. Sahni. 1985. Dinosaurian egg shell fragments from the Lameta Formation at Pisdura, Chandrapur district, Maharashtra. Geoscience Journal 6(2):211-220 [M. Carrano/M. Carrano] |
78375 | V. V. Kapur and A. Khosla. 2019. Faunal elements from the Deccan volcano-sedimentary sequences of India: a reappraisal of biostratigraphic, palaeoecologic, and palaeobiogeographic aspects. Geological Journal 54(5):2797-2828 [M. Carrano/M. Carrano] | |
78377 | G. V. R. Prasad. 1989. Vertebrate fauna from the infra- and inter-trappean beds of Andhra Pradesh: age implications. Journal of the Geological Society of India 34:161-173 [M. Carrano/M. Carrano] | |
78385 | G. V. R. Prasad and H. Cappetta. 1993. Late Cretaceous selachians from India and the age of the Deccan Traps. Palaeontology 36(1):231-248 [M. Carrano/M. Carrano/M. Carrano] | |
81043 | J. -C. Rage, G. V. R. Prasad, O. Verma, A. Khosla, and V. Parmar. 2020. Anuran Lissamphibian and Squamate Reptiles from the Upper Cretaceous (Maastrichtian) Deccan Intertrappean Sites in Central India, with a Review of Lissamphibian and Squamate Diversity in the Northward Drifting Indian Plate. In G. V. R. Prasad, R. Patnaik (eds.), Biological Consequences of Plate Tectonics: New Perspectives on Post-Gondwana Break-up—A Tribute to Ashok Sahni 99-121 [P. Mannion/G. Varnham] | |
78086 | J. P. Rio and P. D. Mannion. 2021. Phylogenetic analysis of a new morphological dataset elucidates the evolutionary history of Crocodylia and resolves the long-standing gharial problem. PeerJ 9:e12094:1-156 [P. Mannion/P. Mannion] | |
62680 | A. Sahni. 1984. Cretaceous-Paleocene terrestrial faunas of India: lack of endemism during drifting of the Indian Plate. Science 226(4673):441-443 [M. Carrano/M. Carrano] | |
17380 | ETE | A. Sahni, R. S. Rana, and G. V. R. Prasad. 1987. New evidence for paleobiogeographic intercontinental Gondwana relationships based on latest Cretaceous-earliest Paleocene coastal faunas from peninsular India. In G. D. McKenzie (ed.), Gondwana 6: Stratigraphy, Sedimentology, and Paleontology. Geophysical Monograph 41:207-218 [M. Carrano/M. Carrano] |
18863 | ETE | A. Sahni, S. K. Tandon, A. Jolly, S. Bajpai, A. Sood and S. Srinivasan. 1994. Upper Cretaceous dinosaur eggs and nesting sites from the Deccan volcano-sedimentary province of peninsular India. In K. Carpenter, K. F. Hirsch & J. R. Horner (eds.), Dinosaur Eggs and Babies 204-226 [M. Carrano/M. Carrano/M. Carrano] |