FTA-131, Tashkumyr I: Callovian, Kyrgyzstan
collected by Fedorov, Nessov, Averianov 1992-2003

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Amphibia - Temnospondyli - Brachyopidae
Ferganobatrachus riabinini Nessov 1990
Martin et al. 2006 3 specimens
ZIN PH 16/47, 59/47, 60/47
Reptilia
Neosauropoda indet. Bonaparte 1986
3 specimens
Reptilia - Goniopholididae
Sunosuchus sp. Young 1948
Averianov 2001
Reptilia
"Plesiochelys" cf. latimarginalis Young and Chow 1953
Nessov 1984
recombined as Chengyuchelys latimarginalis
'dominant form [of turtle] in assemblage'
Reptilia - Testudines - Xinjiangchelyidae
Xinjiangchelyidae indet. Nessov 1990
Martin et al. 2006
"Plesiochelys" cf. radiplicatus Young and Chow 1953
Nessov 1984
recombined as Xinjiangchelys radiplicatus
'dominant form [of turtle] in assemblage'
Reptilia - Testudines - Toxochelyidae
Toxocheloides sp. Nessov and Khozatsky 1981
Nessov 1984
Docodonta
Docodonta indet. Kretzoi 1946
Martin and Averianov 2010 3 specimens
teeth, ZIN 96611, 96605, 96601
Docodonta - Simpsonodontidae
Simpsonodon spp.
Martin and Averianov 2010 9 specimens
teeth, ZIN 96593-4, 96582, 96598, 96584, 97341, ZIN PH 96586, 96589, 96609
Docodonta - Tegotheriidae
Tegotheriidae indet. Tatarinov 1994
Martin and Averianov 2010 4 specimens
teeth, ZIN 96610, 97340, ZIN PH 96608, 96596
Paritatodon sp. Martin and Averianov 2010
Martin and Averianov 2010 1 specimen
tooth, ZIN 96590
Docodonta
Tashkumyrodon desideratus Martin and Averianov 2004
Martin and Averianov 2010 1 specimen
tooth, ZIN 85279
Mammalia - Tinodontidae
Tinodontidae indet. Marsh 1887
Martin and Averianov 2010 1 specimen
ZIN 96607
Mammalia - Paurodontidae
Paurodontidae indet. Marsh 1887
Martin and Averianov 2010 2 specimens
teeth, ZIN 96604, 96592
Mammalia - Amphitheriidae
Amphitheriidae indet. Owen 1846
Martin and Averianov 2010 1 specimen
tooth, ZIN 96600
Mammalia - Amphilestidae
Amphilestidae indet. Osborn 1888
Martin and Averianov 2010 1 specimen
spelled with current rank as Amphilestidae
tooth, ZIN 96606
Mammalia - Eutriconodonta - Klameliidae
cf. Ferganodon indet. Martin and Averianov 2007
Martin and Averianov 2010 1 specimen
tooth, ZIN 96583
Ferganodon naryensis n. sp. Martin and Averianov 2007
Martin and Averianov 2007
ZIN 94214, right lower molariform tooth
Mammalia - Eutriconodonta - Triconodontidae
Triconodontidae indet. Marsh 1887
Martin and Averianov 2010 1 specimen
ZIN 96595
Dipnoi
Ferganoceratodus jurassicus Nessov and Kaznyshkin 1985
Martin et al. 2006
Actinopteri - Semionotiformes - Semionotidae
cf. Lepidotidae indet. Owen 1860
Martin et al. 2006
synonym of Semionotidae
"ganoid fish scale"
Chondrichthyes - Hybodontiformes - Hybodontidae
Hybodontidae indet. (Agassiz 1834)
Martin et al. 2006
unclassified
Plantae indet. Haeckel 1866
Martin et al. 2006
"weakly carbonized wood"
see common names

Geography
Country:Kyrgyzstan State/province:Jalal-Abad
Coordinates: 41.3° North, 72.2° East (view map)
Paleocoordinates:40.9° North, 76.3° East
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Jurassic Epoch:Middle Jurassic
Stage:Callovian 10 m.y. bin:Jurassic 5
Key time interval:Callovian
Age range of interval:165.30000 - 161.50000 m.y. ago
Stratigraphy
Formation:Balabansai
Local section:Balabansai-FTA Local bed:36.5 m
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: Balabansai Svita (= "suite"); 36-37 m above base of svita, left bank of the Naryn River near the town of Tashkumyr
Lithology and environment
Primary lithology:gray,green sandstone
Secondary lithology:gray siltstone
Includes fossils?Y
Lithology description: "variegated but predominately grey to greenish coloured...well-sorted fluvial sandstones"; "The bonebed is intercalated in dark grey clay- and siltstones"
Environment:fluvial indet.
Geology comments: "deposited under a relatively humid climate...fluvial" but also a "catastrophic mud flow"
Taphonomy
Modes of preservation:body
Degree of concentration:-bonebed
Size of fossils:macrofossils,mesofossils
Disassociated major elements:some
Disassociated minor elements:some
Size sorting:well
Fragmentation:occasional
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:bulk,selective quarrying,acetic,sieve,field collection
Rock censused:30 kg
Reason for describing collection:taxonomic analysis
Collectors:Fedorov, Nessov, Averianov Collection dates:1992-2003
Collection method comments: originally discovered by Fedorov & Nessov, 1992
Metadata
Also known as:Balabansai
Database number:46545
Authorizer:M. Carrano, R. Benson, P. Mannion Enterer:M. Carrano, J. Tennant, R. Benson
Modifier:M. Carrano Research group:vertebrate
Created:2005-01-19 06:13:44 Last modified:2017-03-28 14:09:09
Access level:the public Released:2005-01-19 06:13:44
Creative Commons license:CC BY
Reference information

Primary reference:
12416.ETE A. O. Averianov, T. Martin, and A. A. Bakirov. 2005. Pterosaur and dinosaur remains from the Middle Jurassic Balabansai Svita in the northern Fergana depression, Kyrgyzstan (central Asia). Palaeontology 48(1):135-155 [M. Carrano/M. Carrano/M. Carrano]

Secondary references:

63918 A. O. Averianov. 2001. Sunosuchus sp. (Crocodylomorpha, Goniopholididae) from the Middle Jurassic of Kirghisia. Journal of Vertebrate Paleontology 20(4):776-779 [M. Uhen/A. Kourmadas/M. Uhen]
26886ETE A. O. Averianov, T. Martin, P. P. Skutschas, A. S. Rezvyi, and A. A. Bakirov. 2008. Amphibians from the Middle Jurassic Balabansai Svita in the Fergana Depression, Kyrgyzstan (Central Asia). Palaeontology 51(2):471-485 [M. Carrano/M. Carrano]
17892ETE T. Martin, A. O. Averianov, and H.-U. Pfretzschner. 2006. Palaeoecology of Middle to Late Jurassic vertebrate assemblages from the Fergana and Junggar Basins (Central Asia). 9th International Symposium on Mesozoic Terrestrial Ecosystems and Biota, Abstracts and Proceedings Volu 76-79 [M. Carrano/M. Carrano/M. Carrano]
44656 T. Martin and A. O. Averianov. 2007. A previously unrecognised group of Middle Jurassic triconodontan mammals from Central Asia. Naturwissenschaften 94:43-48 [P. Mannion/J. Tennant]
32793ETE T. Martin and A. O. Averianov. 2010. Mammals from the Middle Jurassic Balabansai Formation of the Fergana Depression, Kyrgyzstan. Journal of Vertebrate Paleontology 30(3):855-871 [M. Carrano/M. Carrano/M. Carrano]
41769 L. A. Nessov. 1984. Data on late Mesozoic turtles from the USSR. Studia Geologica Salamanticensia, vol. especial 1 (Studia Palaeocheloniologica I) 1:215-223 [R. Benson/R. Benson]