Locality FTA-30, Sarykamyshsay, Naryn River, Fergana, near Tashkumyr: Callovian, Kyrgyzstan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Plantae indet. Haeckel 1866
Nessov 1991
phosphatized
Gastropoda
Gastropoda indet. Cuvier 1795
Nessov 1991
Bivalvia
Bivalvia indet. Linnaeus 1758
Nessov 1991
Chondrichthyes - Hybodontiformes - Polyacrodontidae
Polyacrodus balabansaiensis
Nessov 1991
Polyacrodus prodigialis
Nessov 1991
Osteichthyes
Osteichthyes indet. Huxley 1880
Nessov 1991
ichthyodectiforms
Dipnoi
Ferganoceratodus jurassicus n. gen., n. sp. Nessov and Kaznyshkin 1985
Amphibia - Temnospondyli - Brachyopidae
Ferganobatrachus riabinini n. gen., n. sp. Nessov 1990
Nessov 1991 2 individuals
ZIN PH 17/47, 8/47
? Ferganobatrachus riabinini Nessov 1990
Averianov et al. 2008 3 specimens
ZIN PH 7/47, 10/47, 12/47
Docodonta
Tashkumyrodon desideratus n. gen., n. sp. Martin and Averianov 2004
Martin and Averianov 2004 1 specimen
holotype ZIN 85279
Reptilia
Xinjiangchelys cf. latimarginalis (Young and Chow 1953)
Nessov 1991 2 individuals
recombined as Chengyuchelys latimarginalis
Reptilia - Testudines - Xinjiangchelyidae
Xinjiangchelys tianshanensis n. sp. Nessov 1995
Nessov 1995 40 individuals
Holotype CCMGE 1/12526 and posterior part of the skull, lower jaw, neck, trunk and tail vertebrae, bones of girdles, extremities and shells of approximately 40 specimens.
Reptilia - Testudines - Toxochelyidae
Toxocheloides narynensis n. sp. Nessov and Kaznyshkin 1985
Reptilia - Testudines
Chelonia indet. (Latreille 1800)
Nessov 1991 30 individuals
synonym of Testudines
Reptilia - Plesiochelyidae
Plesiochelys sp. Rütimeyer 1873
Reptilia - Lacertilia
Lacertilia indet. Owen 1842
Nessov 1991
2 forms
Reptilia - Goniopholididae
Goniopholidae indet. (Cope 1875)
Nessov 1991
    = Sunosuchus sp. Young 1948
Averianov 2000
ZIN PH: 1/5, complete left squamosal; 2/5, anterior portion of left squamosal; 3-9/5, seven numbered and over fifty uncatalogued teeth; 10/5, nearly complete posterior dorsal vertebra lacking part of the neural spine, prezygapophyses, and transverse processes, and some uncatalogued vertebral centra; 11/5, left ilium, missing the anteroventral portion, but with a nearly complete acetabulum; 12/5, dorsal portion of left ischium; 13/5, ventral portion of right ischium; 14/5, ventral portion of left tibia; 15/5, dorsal portion of left fibula; 16/5, right metatarsal I, composed of two associated pieces; 17/5, ventral portion of left(?) metatarsal II(?); 18/5, neck osteoderm; 19/5, complete ventral osteoderm
Reptilia
Peipehsuchus sp. Young 1948
Nessov 1991
Stegosauria indet. Marsh 1877
Nessov 1991
    = Ferganocephale adenticulatum n. gen., n. sp. Averianov et al. 2005
Averianov et al. 2005
Ornithopoda indet. Marsh 1881
Nessov 1991
Theropoda indet. Marsh 1881
Nessov 1991
    = Megalosauridae indet. Fitzinger 1843
Nessov 1995
    = Tetanurae indet. Gauthier 1986
Averianov et al. 2005
Reptilia - Coeluridae
cf. Coeluridae indet. Marsh 1881
Nessov 1995
Reptilia - Camarasauridae
Sauropoda indet. Marsh 1878
Nessov 1991
    = cf. Camarasauridae indet. Cope 1877
Nessov 1995
Reptilia - Rhamphorhynchidae
Pterosauria indet. Kaup 1834
Nessov 1991 8 specimens
Five teeth and two tooth fragments; bone fragments; partial mandible
    = Rhamphorhynchinae indet. Nopcsa 1928
Averianov et al. 2005
Actinopteri - Lepisosteiformes
? Lepidotes sp. Agassiz 1832
Nessov 1991
Palaeoniscoidea
Palaeoniscoidea indet.
Nessov 1991
invalid subgroup of Actinopterygii
unclassified
Selachicoprus ferganensis n. sp. Vyalov and Khozatzkii 1993
Vyalov and Khozatzkii 1993
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
Altitude:571 meters
Geographic resolution:local area
Time
Period:Jurassic Epoch:Middle Jurassic
Stage:Callovian 10 m.y. bin:Jurassic 5
Key time interval:Callovian
Age range of interval:166.10000 - 163.50000 m.y. ago
Stratigraphy
Formation:Balabansai
Local section:Balabansai-FTA Local bed:43 m
Local order:bottom to top
Stratigraphic resolution:group of beds
Stratigraphy comments: the fossiliferous lens in 15-25 cm high and about 4 m wide and 43 m from the base of the formation; Balobansay = Balabansai = Balobansai
Lithology and environment
Primary lithology:gray,blue unlithified claystone
Includes fossils?Y
Environment:lagoonal
Geology comments: "catastrophic mud flow"
Taphonomy
Modes of preservation:body,replaced with phosphate
Size of fossils:macrofossils,mesofossils
Preservation of anatomical detail:medium
Disassociated major elements:many
Disassociated minor elements:many
Collection methods and comments
Collection methods:bulk,sieve,field collection
Rock censused:6500 kg
Reason for describing collection:taxonomic analysis
Metadata
Also known as:Tash-Kumyr, Tash-Komur, Tash-Komuer, Taskumyr
Database number:37596
Authorizer:E. Fara, P. Mannion, R. Benson, M. Carrano Enterer:E. Fara, K. Maguire, R. Benson, M. Carrano, J. Tennant
Modifier:M. Carrano Research group:vertebrate
Created:2004-03-17 07:44:30 Last modified:2019-07-01 12:57:21
Access level:the public Released:2004-03-17 07:44:30
Creative Commons license:CC BY
Reference information

Primary reference:

41931. L. A. Nessov and M. N. Kaznyshkin. 1985. [A lungfish and turtles from Upper Jurassic of northern Fergana, Kirghiz SSR]. Vestnik Zoologii 1:33-39 [R. Benson/R. Benson]

Secondary references:

43518 A. O. Averianov. 2000. Sunosuchus sp. (Crocodylomorpha, Goniopholididae) from the Middle Jurassic of Kirghisia. Journal of Vertebrate Paleontology 20(4):776-779 [P. Mannion/J. Tennant/J. Tennant]
12416ETE 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]
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]
41617 M. T. Carrano, R. B. J. Benson, and S. D. Sampson. 2012. The phylogeny of Tetanurae (Dinosauria: Theropoda). Journal of Systematic Palaeontology 10(2):211-300 [M. Carrano/M. Carrano]
44311 T. Martin and A. O. Averianov. 2004. A new docodont (Mammalia) form the Middle Jurassic of Kyrgyzstan, Central Asia. Journal of Vertebrate Paleontology 24(1):195-201 [P. Mannion/J. Tennant]
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]
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]
100545% 18680L. A. Nessov. 1991. A Late Jurassic labyrinthodont (Amphibia, Labyrinthodontia) along other relict groups of vertebrates from northern Fergana. Paleontological Journal 24(3):83-90 [E. Fara/E. Fara/J. Alroy]
16510ETE L. A. Nessov. 1995. Dinozavri severnoi Yevrazii: Novye dannye o sostave kompleksov, ekologii i paleobiogeografii [Dinosaurs of northern Eurasia: new data about assemblages, ecology, and paleobiogeography]. Institute for Scientific Research on the Earth's Crust, St. Petersburg State University, St. Petersburg 1-156 [M. Carrano/K. Maguire/M. Carrano]
41932 L. A. Nessov. 1995. On some Mesozoic turtles of the Fergana Depression (Kyrgyzstan) and Dzhungar Alatau Ridge (Kazakhstan). Russian Journal of Herpetology 2(2):134-141 [R. Benson/R. Benson]
69215 M. A. Shishkin. 2000. Mesozoic amphibians from Mongolia and the Central Asiatic republics. In M. J. Benton, M. A. Shishkin, D. M. Unwin, & E N. Kurichkin (eds.), The Age of Dinosaurs in Russia and Mongolia 297-308 [M. Carrano/M. Carrano]
41695 V. B. Sukhanov. 2000. Mesozoic turtles of Middle and Central Asia. In M. J. Benton, M. A. Shishkin, D. M. Unwin, & E N. Kurichkin (eds.), The Age of Dinosaurs in Russia and Mongolia 309-367 [R. Benson/R. Benson/M. Carrano]
69311 O. S. Vyalov and L. I. Khozatzkii. 1993. Koprolity iz yurskikh otlozheniy severnoy Fergany [Coprolites from the Jurassic sediments of northern Fergana]. In O. S. Vyalov & M. A. Fedonkin (ed.), Sledy Zhiznedeyatelbnosti Drevnikh Organizmov [Trace Fossils of Extinct Organisms] 36-41 [M. Carrano/M. Carrano]