Karacheku / Dzhurtan (Cretaceous to of Kazakhstan)

Also known as Kara-Cheku, Karachoku, Karacheko, Karashoy, Dzhurtas, Dzhurmas

Where: Aqmola, Kazakhstan (44.2° N, 77.8° E: paleocoordinates 38.9° N, 69.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Campanian to Campanian (83.6 - 66.0 Ma)

• unnamed unit, orig. Santonian–early Campanian

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; poorly lithified, brown conglomerate

• "loose, brown conglomerates 1.5 to 2 m thick"

Size class: macrofossils

Collected by A. Kirkov, E. Belyaeva, M. Prokhorov, V. Bazhanov in 1926–1927, 1950

Collection methods: surface (float), surface (in situ),

Primary reference: I. A. Efremov. 1944. Dinozavrovyi gorizont crednei Azii i nekotorye volrosy stratigraphii [The dinosaur horizon of Central Asia and some aspeects of the stratigraphy]. Izvestia Akademii Nauk SSSR, Seria Geologicheskaia 3:40-58 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 53140: authorized by Matthew Carrano, entered by Matthew Carrano on 06.09.2005, edited by Jonathan Tennant

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Adocidae
Adocus dzhurtasensis n. sp.4 Syromyatnikova and Danilov 2009 turtle
ZIN. PHT No K27 - 1; large parts of nuchal and I peripheral plates of left side
 Testudines - Trionychidae
Trionychidae indet.3 Gray 1825 softshell turtle
big Trionychidae (Khozatsky, 1957)
 Ornithischia -
cf. Ceratopsia indet.2 ceratopsian
 Ornithischia - Ceratopsidae
Ceratopsidae indet.2 Marsh 1888 ceratopsid
 Ornithischia - Hadrosauridae
Hadrosauridae indet.2 Cope 1869 hadrosaurid
 Theropoda - Ornithomimidae
Ornithomimidae indet. Marsh 1890 ornithomimid
 Theropoda - Tyrannosauridae
Tyrannosaurinae indet.1, "Deinodontidae indet." = Tyrannosauridae
Tyrannosaurinae indet.1 Matthew and Brown 1922 tyrannosaurine
"Deinodontidae indet." = Tyrannosauridae Osborn 1906 tyrannosaurid
 Saurischia - Titanosauridae
? Titanosauridae indet. Lydekker 1885 titanosaurid