Locality FTA-30, Sarykamyshsay, Naryn River, Fergana, near Tashkumyr (Jurassic of Kyrgyzstan)

Also known as Tash-Kumyr, Tash-Komur, Tash-Komuer, Taskumyr

Where: Jalal-Abad, Kyrgyzstan (41.3° N, 72.2° E: paleocoordinates 40.9° N, 76.3° E)

• coordinate stated in text

• local area-level geographic resolution

When: Balabansai Formation, Callovian (166.1 - 163.5 Ma)

• 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

• group of beds-level stratigraphic resolution

Environment/lithology: lagoonal; unlithified, gray, blue claystone

• "catastrophic mud flow"

Size classes: macrofossils, mesofossils

Preservation: replaced with phosphate

Collection methods: bulk, sieve,

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 37596: authorized by Emmanuel Fara, entered by Emmanuel Fara on 17.03.2004, edited by Kaitlin Maguire, Matthew Carrano, Roger Benson and Jonathan Tennant

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Plantae indet.5 Haeckel 1866
phosphatized
Bivalvia
  -
Bivalvia indet.5 Linnaeus 1758 clam
Gastropoda
  -
Gastropoda indet.5 Cuvier 1795 snail
Gnathostomata
  -
Osteichthyes indet.5 bony fish
ichthyodectiforms
Reptilia
 Saurischia - Camarasauridae
cf. Camarasauridae indet.6 Cope 1877 camarasaurid
 Ornithischia -
Ferganocephale adenticulatum n. gen. n. sp.2 Averianov et al. 2005 ornithischian
Ornithopoda indet.5 ornithopod
 Theropoda -
Tetanurae indet.2 Gauthier 1986 tetanuran theropod
 Theropoda - Coeluridae
cf. Coeluridae indet.6 Marsh 1881 coelurid
 Pterosauria - Rhamphorhynchidae
Rhamphorhynchinae indet.2 Nopcsa 1928 pterosaur
Five teeth and two tooth fragments; bone fragments; partial mandible
 Loricata - Goniopholididae
Sunosuchus sp.1 Young 1948 crocodilian
 Loricata -
Peipehsuchus sp.5 Young 1948 marine crocodile
 Testudinata - Plesiochelyidae
Plesiochelys sp. Rütimeyer 1873 turtle
 Testudinata -
"Xinjiangchelys cf. latimarginalis" = Chengyuchelys latimarginalis5
"Xinjiangchelys cf. latimarginalis" = Chengyuchelys latimarginalis5 Young and Chow 1953 turtle
 Testudines - Xinjiangchelyidae
Xinjiangchelys tianshanensis n. sp.7 Nessov 1995 turtle
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.
 Testudines - Toxochelyidae
Toxocheloides narynensis n. sp. Nessov and Kaznyshkin 1985 sea turtle
 Testudines -
"Chelonia indet." = Testudines5
"Chelonia indet." = Testudines5 Batsch 1788 turtle
 Squamata -
Lacertilia indet.5 lizard
2 forms
Osteichthyes
 Docodonta -
Tashkumyrodon desideratus n. gen. n. sp.4
Tashkumyrodon desideratus n. gen. n. sp.4 Martin and Averianov 2004 dodocont
holotype ZIN 85279
Amphibia
 Temnospondyli - Brachyopidae
Ferganobatrachus riabinini n. gen. n. sp.5 Nessov 1990 tetrapod
ZIN PH 17/47, 8/47
? Ferganobatrachus riabinini3 Nessov 1990 tetrapod
ZIN PH 7/47, 10/47, 12/47
Osteichthyes
 Dipnoi -
Ferganoceratodus jurassicus n. gen. n. sp. Nessov and Kaznyshkin 1985 lungfish
Actinopteri
 Lepisosteiformes -
? Lepidotes sp.5 Agassiz 1832 gar
Osteichthyes
 Palaeoniscoidea -
Chondrichthyes
 Hybodontiformes - Polyacrodontidae
Selachicoprus
  -
Selachicoprus ferganensis n. sp.8 Vyalov and Khozatzkii 1993