Genus: Bashuchelys TONG, DANILOV, YE, OUYANG & PENG, 2012
Etymology: Bashu means Bashan (Ba Mountain) in the Chongqing area and Shushui
(the river system on the plain of Sichuan); alternative Chinese name for Sichuan-Chongqing
area, and Greek, chelys, "turtle."
Species: zigongensis (YE,
1982)
TONG,
DANILOV,
YE,
OUYANG & PENG,
2012
= Chengyuchelys zigongensis YE, 1982
Etymology: Zigong- for Zigong
Prefecture, Sichuan Province, home of the Dashanpu locality, and Latin, ensis,
"belong to, from."
Holotype: CMNH C.1001 (ChM V 00678 YE, 1982)
Locality: Dashanpu (Dashanpu Dinosaur Quarry), lat. 29°5’N, long. 104°50’E, situated 11 km east of Zigong City, 250 km south of Chengdu, Hechuan County, Sichuan Basin, Sichuan (Szechwan) Province, China.
Horizon: Xaishaximiao (Shaximiao) Formation.
Biostratigraphy:
Age: Bathonian-Callovian Stage (DONG & TANG, 1984), Middle-Upper Dogger
Epoch, Middle Jurassic.
Note: Bajocian (CHEN et al. 1982), Lower Middle Dogger Epoch, Middle Jurassic.
Material: A nearly complete carapace and plastron.
Referred material:
YE, 1994
ZDM 3012 (field number I-Z1): A badly preserved shell.
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Species: youngi TONG, DANILOV, YE, OUYANG & PENG, 2012
Etymology: In honor of Yang Zhong-Jian (C.C. Young) who first studied Jurassic
turtles from the Sichuan Basin.
Holotype: ZDM 3007 (field number ZDM 1)
Locality: Dashanpu (Dashanpu Dinosaur Quarry), lat. 29°5’N, long. 104°50’E, situated 11 km east of Zigong City, 250 km south of Chengdu, Hechuan County, Sichuan Basin, Sichuan (Szechwan) Province, China.
Horizon: Xaishaximiao (Shaximiao) Formation.
Biostratigraphy:
Age: Bathonian-Callovian Stage (DONG & TANG, 1984), Middle-Upper Dogger Epoch, Middle Jurassic.
Material: A shell with articulated damaged carapace and almost complete plastron.
Referred material:
IVPP V6507: Anterior portion o fa shell wiht articulated carapce and plastron, and fragmetns of left pectoral girdle and humerus.
ZDM 3003: A shell with articulated carapace and plastron, carapace surface damaged, plastron lacking anterior and posterior ends.
ZDM 3006 (field number ZDM 7): Shell wiht articulated damaged carapace and plastron.
ZDM 3008 (field number ZDM 3): Posterior half of plastron.