Altynshokysu (bone bed IV) (Oligocene of Kazakhstan)

Also known as Altyn Schokysu; bone bed 4

Where: Aktyubinsk, Kazakhstan (50.3° N, 57.2° E: paleocoordinates 51.0° N, 54.6° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Aral Formation, Late/Upper Oligocene (28.4 - 23.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; gray, green claystone

• Greenish gray clays, plastic if fresh, fragmented if weathered

Size classes: macrofossils, mesofossils

Collected by A.V. Lopatin, H. de Bruijn, G. Daxner-Höck, T. Bolliger, and D. Kälin in 1993-1994

Primary reference: A. V. Lopatin. 1996. The Stratigraphy and Small Mammals from the Aral Formation, the Altynshokysu Locality, Northern Aral Area. Stratigraphy and Geological Correlation 4(2):65-79 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 175921: authorized by Philip Mannion, entered by Philip Mannion on 19.01.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines -
"Chelonia indet." = Testudines
"Chelonia indet." = Testudines Batsch 1788 turtle
Aves
 Charadriiformes -
Charadrii indet. Huxley 1867 shorebird
 Anseriformes - Anatidae
Anatidae indet. Vigors 1825 waterfowl
 Struthioniformes - Ergilornithidae
Ergilornithidae indet. Kozlova 1960 bird
Mammalia
 Rodentia - Castoridae
Asiacastor sp.6, "Steneofiber kumbulakensis" = Propalaeocastor kumbulakensis, "Capatanka schokensis" = Propalaeocastor schokensis6
Asiacastor sp.6 Lytschev 1971 beaver
"Steneofiber kumbulakensis" = Propalaeocastor kumbulakensis Lytschev 1970 beaver
PIN 4516/10–12, 24, 29, 37, 38, 307-339
"Capatanka schokensis" = Propalaeocastor schokensis6 Bendukidze 1993 beaver
IP, no. 15/48; PIN, no. 4516/306 and 321
 Rodentia - Eomyidae
"Pseudotheridomys yanshini" = Asianeomys yanshini5
"Pseudotheridomys yanshini" = Asianeomys yanshini5 Lopatin 2000 rodent
PIUZ specimen (M2 tooth)
 Rodentia - Ctenodactylidae
Yindirtemys birgeri n. sp. Bendukidze 1993 gundi
IP, no. 15/28; referred material: PIN, no. 4516/4, 21, 65 and 201
 Rodentia - Aplodontidae
Ansomys crucifer n. sp.1 Lopatin 1997 mountain beaver
 Rodentia - Dipodidae
Parasminthus debruijni3 Lopatin 1999 rodent
two teeth (PIUZ)
 Rodentia - Muridae
"Tachyoryctoides sp." = Tachyoryctoides6, "Aralomys gigas" = Tachyoryctoides
"Tachyoryctoides sp." = Tachyoryctoides6 Bohlin 1937 mouse
"Aralomys gigas" = Tachyoryctoides mouse
PIN, no. 4516/523
 Rodentia - Cricetidae
Eucricetodon occasionalis n. sp. Lopatin 1996 mouse
PIN, no. 4516/196 - type; referred material: PIN, no. 4516/197 and 198
 Lagomorpha - Leporidae
Desmatolagus veletus n. sp.2 Lopatin 1998 rabbit
Desmatolagus simplex2 Argyropulo 1940 rabbit
 Lagomorpha - Ochotonidae
Sinolagomys pachygnathus2 Li and Qiu 1980 pika
PIN, no. 4516/2 and 217
 Carnivora -
? Stenoplesictinae indet. Schlosser 1923 carnivoran
 Carnivora - Mustelidae
Mustelidae indet. Fischer 1817 mustelid carnivore
 Artiodactyla - Palaeomerycidae
Amphitragulus sp. Pomel 1847 ruminant
 Perissodactyla -
Rhinocerotoidea indet. Gray 1821 odd-toed ungulate
 Theriamorpha - Soricidae
Gobisorex akhmetievi n. sp.6, Atasorex edax n. gen. n. sp.6
Gobisorex akhmetievi n. sp.6 Lopatin 2004 shrew
Atasorex edax n. gen. n. sp.6 Lopatin 2004 shrew
PIN, no. 4516/190 - type
 Theriamorpha - Talpidae
"Migalea lavroi" = Pseudoparatalpa lavroi Bendukidze 1993 mole
PIN, no. 4516/188
Asthenoscapter sp. Hutchison 1974 mole
Hugueneya sp.6 van den Hoek Ostende 1989 mole
PIN, nos. 4516/191, 192, 522
 Theriamorpha - Erinaceidae
Exallerix efialtes n. sp., Amphechinus sp.6, "Amphechinus microdus n. sp." = Amphechinus minimus4
Exallerix efialtes n. sp. Lopatin 1996 hedgehog
PIN, no. 4516/1 - type
Amphechinus sp.6 Aymard 1850 hedgehog
PIN, no. 4516/607
"Amphechinus microdus n. sp." = Amphechinus minimus4 Bohlin 1942 hedgehog
Bivalvia
 Pholadida - Corbulidae
Gastropoda
 Sorbeoconcha - Bithyniidae