Genus: Caenagnathasia CURRIE & NESOV, 1993
Etymology: Greek, kainos, “recent, and Greek, gnathus, "jaw," and reference to Asia.

Species: martinsoni CURRIE & NESOV, 1993
Etymology: Martinson’s new jaw from Asia, in honor of G. GM. Martinson, the eminent specialist of Mesozoic freshwater and brackish-water mollusks.

Holotype: Central Museum of Geological Prospecting, St. Petersburg, Russia, CMGP 401/12457

Locality: Dzhyrakuduk locality, site CDZh-17a, north of Bukhara in central Kyzylkum Desert, Uzbekistan.

Horizon: Lower part of Bissekty Formation.

Biostratigraphy:

Age: Upper Turonian Stage, Uppermost Gallic Subepoch, Lower Gulf Epoch, Late Cretaceous.

Material: Anterior region of fused dentaries.

Referred material:

CMGP 402/1247: Posterior part of a right mandibular ramus.

SUES & AVERIANOV, 2015 (published 2014)

ZIN PH 932/16, 933/16, PO 4603, PO 5234: Cervical vertebrae.

ZIN PH 934/16, 935/16, 936/16, 937/16: Dorsal vertebrae.

ZIN PH 802/16, ZIN OP 4623: Partial synsacra.

CCMGE 479/12457: Proximal portion of a femur.