Species: orientalis LI, 2003
Etymology: Latin word, referes to the eastern Tethyan distribution of the taxon.
Holotype: IVVP V13767
Locality: Xinmin, Panxian County, Guizhou Province, Southern China.
Horizon: Upper Member, Guanling Formation.
Biostratigraphy:
Age: Anisian Stage, Lower Mid Triassic Epoch, Middle Triassic.
Material: Nearly complete skull and several cervical vertebrae.
Referred material:
LI, RIEPPEL & LABARBERA, 2004
IVPP V13898: Skull and nearly complete skeleton.
SPIEKMAN, WANG, ZHAO, RIEPPEL, FRASER & LI, 2024
IVPP 17977: Skull and cervical vertebrae.
ZMNH M8727: Fragmentary skull and fragmentary skeleton.
ZMNH M8728: Skull and skeleton lacking pelvis and tail.
ZMNH M8752: Fragmentary skull and skeleton.
IVPP V20295: Skull and skeleton.
LI, RIEPPEL & FRASER, 2017, LIU, ORGAN, BENTON, BRADLEY & AITCHISON, 2017
Locality: Bed 74 of the Dawazi section, Luoping County, Yunnan Province, southern China.
Horizon: Member II, Guanling Formation.
Biostratigraphy:
Age: Pelsonian Substage, Anisian Stage, Lower Mid Triassic Epoch, Middle Triassic.
Material:
LPV 30280: Fagmentary skull and fragmentary skeleton.
Note: There is an embryo preserved, fragmentary skeleton.