Obayla (Eocene of Kazakhstan)

Where: Kazakhstan (48.1° N, 84.1° E: paleocoordinates 48.6° N, 78.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Obayla Formation, Middle Eocene (47.8 - 37.7 Ma)

• “Obayla” Formation

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: B. U. Bayshashov and E. M. E. Billia. 2011. Records of Tapiroidea Gray, 1825 (Mammalia, Perissodactyla) from Kazakhstan – An overview. Acta Palaeontologica Romaniae 74:1-7 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 180518: authorized by Philip Mannion, entered by Philip Mannion on 20.07.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Perissodactyla - Hyracodontidae
Rhodopagus sp. Radinsky 1965 odd-toed ungulate
PIN 2432-12
 Perissodactyla -
Veragromovia desmatotheroides n. gen. n. sp. Gabunia 1961 odd-toed ungulate
IP AN GruzSSR 3-V - holotype
Helaletes mongoliensis Osborn 1923 odd-toed ungulate
 Perissodactyla - Tapiridae
Teleolophus zaisanicus n. sp. Gabunia 1984 tapir
IP AN GruzSSR L-33 - type
 Perissodactyla -
Breviodon sp. Radinsky 1965 odd-toed ungulate
PIN 2432-99
 Perissodactyla - Isectolophidae
Isectolophidae indet. Peterson 1919 odd-toed ungulate
Gabunia 1961
 Rodentia - Yuomyidae
Chkhikvadzomys elpisma n. gen. n. sp.1, Bolosomys brachybamon n. gen. n. sp.1, Geitonomys bouvites n. gen. n. sp.1
Chkhikvadzomys elpisma n. gen. n. sp.1 Shevyreva 1984 rodent
Bolosomys brachybamon n. gen. n. sp.1 Shevyreva 1984 rodent
Geitonomys bouvites n. gen. n. sp.1 Shevyreva 1984 rodent
 Rodentia - Ischyromyidae
Paramys obailensis n. sp.1, Abrosomys agasma n. gen. n. sp.1
Paramys obailensis n. sp.1 Shevyreva 1984 rodent
Abrosomys agasma n. gen. n. sp.1 Shevyreva 1984 rodent
 Rodentia - Phiomyidae
Blentosomys dasikerkos n. gen. n. sp.1
Blentosomys dasikerkos n. gen. n. sp.1 Shevyreva 1984 rodent
 Rodentia -
Tamquammys tantillus n. gen. n. sp.1 Shevyreva 1971 rodent
Petrokozlovia sp.1 Shevyreva 1972 rodent
Described by Shevyreva (1976)
Ulkenulastomys abrotos n. gen. n. sp.1 Shevyreva 1984 rodent
 Rodentia - Zapodidae
Aksyiromys dalos n. gen. n. sp.1
Aksyiromys dalos n. gen. n. sp.1 Shevyreva 1984 jumping mouse
Reptilia
 Testudines - Adocidae
Adocus kazachstanica2 Chkhikvadze 1973 turtle