Also known as Michailovka locality, Karatau Ridge
Where: Ongtüstik Qazaqstan, Kazakhstan (43.0° N, 69.0° E: paleocoordinates 41.4° N, 72.6° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Karabastau Formation, Oxfordian (163.5 - 157.3 Ma)
• "These beds, often referred to as the 'rybnye slantsy' (= fish shales), form part of the upper sequence of the Karabastau Formation and have been dated as early Late Jurassic on the basis of plant remains"
Environment/lithology: lacustrine - large; gray, calcareous shale
•"horizontal, thinly bedded carbonate shales" (Hecht & Hecht 1984)
Size classes: macrofossils, mesofossils, microfossils
Preservation: adpression, soft parts
Collected by M. A. Vedenyapin, A. G. Sharov, V. V. Shevchenko in 1933, 1946; reposited in the PIN
Collection methods: quarrying, surface (in situ),
Primary reference: A. N. Riabinin. 1948. Zametka o letayushchem yashchere iz yury Kara-Tau [Note about a flying reptile from the Jurassic of Kara-Tau]. Trudy Paleontologicheskogo Instituta Akademiy Nauk SSSR 1:86-93 [M. Carrano/M. Carrano]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 92136: authorized by Richard Butler, entered by Richard Butler on 02.11.2009, edited by Roger Benson and Matthew Carrano
Creative Commons license: CC BY (attribution)
Taxonomic list
Osteichthyes | |
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Reptilia | |
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Aves | |
Praeornis sharovi n. gen. n. sp.3
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Reptilia | |
Sordes pilosus n. gen. n. sp.5
Sordes pilosus n. gen. n. sp.5 Sharov 1971 pterosaur PIN 2585/3 (holotype), almost complete skeleton with soft tissues. Remains of another seven individuals.
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Batrachognathus volans n. gen. n. sp.
Batrachognathus volans n. gen. n. sp. Riabinin 1948 pterosaur PIN 52-2 (holotype), well-preserved skull and partial postcranium. PIN 2585/4a, heavily crushed skull and postcrania
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Karatausuchus sharovi n. gen. n. sp.6
Karatausuchus sharovi n. gen. n. sp.6 Efimov 1976 crocodilian PIN 2585/1 - holotype (complete but poorly preserved skeleton of a juvenile)
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Yaxartemys longicauda n. gen. n. sp.4
Yaxartemys longicauda n. gen. n. sp.4 Riabinin 1948 turtle PIN, no. 52 / 1a (holotype), skeleton of juvenile nil copy; 52 / 1b, imprint of the same instance; no numbers, two juvenile skeletons specimens with imprints of soft tissues
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Sharovisaurus karatauensis n. gen. n. sp.2
Sharovisaurus karatauensis n. gen. n. sp.2 Hecht and Hecht 1984 squamates PIN 2585/26 (holotype skeleton), 2585/41 (partial tail)
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Amphibia | |
Karaurus sharovi n. gen. n. sp.2
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Osteichthyes | |
Pteroniscus sp.2 Berg 1949 |