Songshan 2 (Locality 80007), Tianzhu, Gansu Province (Miocene of China)

Where: Gansu, China (37.1° N, 103.5° E: paleocoordinates 37.0° N, 102.2° E)

• coordinate based on nearby landmark

When: Turolian (8.7 - 5.3 Ma)

• Late Miocene, MN12-13, Baodean. At the time the paper was written it was regarded as Pliocene. Extremely thick exposures approx. 200m.

Environment/lithology:

• 'Predominantly a calcareous concretionary unit with specimens generally being white.'

Size class: macrofossils

Collection methods: Some specimens were bought from a Songshan drugstore.

Primary reference: S. Zheng. 1982. Some Pliocene mammalian fossils from Songshan 2 and 3 (Tianzhu, Gansu) and the Songshan Fauna. Vertebrata PalAsiatica 20(3):216-227 [A. Turner/H. O'Regan/H. O'Regan]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 42675: authorized by Alan Turner, entered by Hannah O'Regan on 04.08.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• fauna indicates a relatively dry environment with dense forest to grasslands.
unclassified
  -
Mammalia
 Carnivora - Hyaenidae
Adcrocuta eximia Roth and Wagner 1854 hyaena
Adcrocuta eximia variabilis
Ictitherium hipparionum hyaena
Ictitherium hipparionum hyaenoides
 Carnivora - Felidae
Machairodus sp. Kaup 1833 cat
 Carnivora - Percrocutidae
Percrocuta (Dinocrocuta) gigantea carnivoran
1 mandible with P2-P4.
 Perissodactyla - Chalicotheriidae
Chalicotherium sp. Kaup 1833 chalicothere
1 damaged M2?, 1 damaged M3?, 1 upper series of Dp1-Dp3.
 Perissodactyla - Rhinocerotidae
Chilotherium sp. Ringström 1924 rhinoceros
Chilotherium (Chilotherium) anderssoni Ringström 1924 rhinoceros
"Chilotherium (Acerorhinus) tianzhuense n. sp." = Shansirhinus ringstromi Kretzoi 1942 rhinoceros
 Artiodactyla - Cervidae
Muntiacus cf. lacustris Teilhard de Chardin and Trassaert 1937 muntjak
1 basal antler fragment.
 Artiodactyla - Giraffidae
Samotherium sp. Forsyth Major 1888 giraffe
2 lower teeth: 1 P4, 1 M1.
 Artiodactyla - Bovidae
Sinotragus sp. Bohlin 1935 antelope
Dorcadoryx triquetricornis antelope
2 basal sections of horncore.
Antilope sp. Pallas 1766 antelope
Gazella gaudryi Schlosser 1904 gazelle
 Rodentia - Muridae
Spalacinae indet. Thomas 1896 blind mole
 Rodentia - Dipodidae
 Lagomorpha - Ochotonidae
Ochotonoides lagrelii pika
Ochotonoides lagrelii minor.