Chia-yĆ¼-kuan (SSE) (Cretaceous to of China)

Also known as Sino-Swedish Expedition

Where: Gansu, China (39.8° N, 98.3° E: paleocoordinates 39.4° N, 99.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Xinminbao Group, Barremian to Barremian (129.4 - 113.0 Ma)

• origially listed as Campanian-Maastrichtian Minhe Fm.; = Xinminpu Group

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine; blue claystone

• "a fat blue clay"

Size classes: macrofossils, mesofossils

Collected by B. Bohlin in 1930

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

Primary reference: B. Bohlin. 1953. VI. Vertebrate Palaeontology 6. Fossil reptiles from Mongolia and Kansu. Reports from the Scientific Expedition to the North-western Provinces of China under Leadership of Dr. Sven Hedin. The Sino-Swedish Expedition Publication 37:1-113 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 50727: authorized by Matthew Carrano, entered by Matthew Carrano on 19.05.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Macrobaenidae
"Osteopygis kansuensis n. sp." = Hangaiemys kansuensis, "Osteopygis aff. kansuensis" = Hangaiemys kansuensis, "Osteopygis acutus n. sp." = Hangaiemys acutus, "Osteopygis latilimbata n. sp." = Hangaiemys latilimbata, "Osteopygis aff. latilimbata" = Hangaiemys latilimbata
"Osteopygis kansuensis n. sp." = Hangaiemys kansuensis Bohlin 1953 turtle
"Osteopygis aff. kansuensis" = Hangaiemys kansuensis Bohlin 1953 turtle
"Osteopygis acutus n. sp." = Hangaiemys acutus Bohlin 1953 turtle
"Osteopygis latilimbata n. sp." = Hangaiemys latilimbata Bohlin 1953 turtle
"Osteopygis aff. latilimbata" = Hangaiemys latilimbata Bohlin 1953 turtle
 Testudines - Sinochelyidae
"Heishanemys imperfectus n. gen. n. sp." = Sinochelys applanata
"Heishanemys imperfectus n. gen. n. sp." = Sinochelys applanata Wiman 1930 turtle
 Testudines - Lindholmemydidae
Tsaotanemys sp. Bohlin 1953 turtle
Tsaotanemys parvulus n. sp. Bohlin 1953 turtle
Tsaotanemys undulatus n. sp. Bohlin 1953 turtle
Tsaotanemys compressus n. sp. Bohlin 1953 turtle
Tsaotanemys rugosus n. gen. n. sp. Bohlin 1953 turtle
 Saurischia -
Chiayusaurus lacustris n. gen. n. sp.
Chiayusaurus lacustris n. gen. n. sp. Bohlin 1953 sauropod
 Theropoda -
 Ornithischia - Ankylosauridae
Heishansaurus pachycephalus n. gen. n. sp. Bohlin 1953 ornithischian
 Neornithischia - Protoceratopsidae
"? Microceratops sulcidens n. sp." = Microceratops gobiensis
"? Microceratops sulcidens n. sp." = Microceratops gobiensis Bohlin 1953 small horned
 Loricata - Stomatosuchidae
Chiayusuchus cingulatus n. sp. Bohlin 1953 crocodilian