FTA-31, Balabansai (Jurassic of Kyrgyzstan)

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

• coordinate estimated from map

• small collection-level geographic resolution

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

• lower part of svita, several meters above FTA-30; Balabansai Svita (= "suite")

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; gray, green siltstone

• "catastrophic mud flow" into deeper part of basin
• "deep-water basin claystones and siltstones"; "variegated but predominately grey to greenish coloured"

Size class: mesofossils

Collection methods: bulk, sieve,

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 46549: authorized by Matthew Carrano, entered by Matthew Carrano on 19.01.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Osteichthyes
 Dipnoi -
Ferganoceratodus jurassicus2
Ferganoceratodus jurassicus2 Nessov and Kaznyshkin 1985 lungfish
Reptilia
 Ornithischia -
Ferganocephale adenticulatum
Ferganocephale adenticulatum Averianov et al. 2005 ornithischian
Amphibia
 Temnospondyli - Brachyopidae
Ferganobatrachus riabinini1
Ferganobatrachus riabinini1 Nessov 1990 tetrapod
ZIN PH 13/47, 14/47, 15/47
Actinopteri
 Semionotiformes - Semionotidae
"cf. Lepidotidae indet." = Semionotidae2
"cf. Lepidotidae indet." = Semionotidae2 Woodward 1890
Gnathostomata
  -
Chondrichthyes indet.2
Chondrichthyes indet.2 Huxley 1880 cartilaginous fish
1Averianov et al. 2008; 2Martin et al. 2006