The Javkhlant Formation is a geological formation in Mongolia whose strata date back to the Late Cretaceous possibly Santonian to Campanian. Ceratopsian, ornithopod and theropod remains been found in the formation. A prominent fossilized therizinosauroid nesting site is also known from the formation.
Paleobiota of the Javkhlant Formation
Reptiles Genus Species Location Stratigraphic Position Material Notes Images Albinykus A. baatar Khugenetjavkhlant "Partial hindlimbs and pelvic girdle." An alvarezsaurid. Dendroolithidae indet. Indeterminate Khugenetjavkhlant "Large nesting site composed by more than 10 egg clutches in several nests." A nesting area laid by a colony of therizinosauroids. Enantiornithes indet. Indeterminate Khugenetjavkhlant "Embryonic remains enclosed within an isolated egg."Varricchio D.J., Balanoff A.M., Norell M.A., 2015, "Reidentification of Avian Embryonic Remains from the Cretaceous of Mongolia", PLoS ONE 10(6): e0128458 Bird eggs. Previously misidentified as neoceratopsian eggs. Haya H. griva Khugenetjavkhlant, Zos Canyon "Skull with partial skeletons of multiple specimens." A thescelosaurid. Ornithomimidae indet. Indeterminate Khugenetjavkhlant Not specified. An ornithomimid. Yamaceratops Y. dorngobiensis Khugenetjavkhlant, Shine Us Khuduk Shine Us Khuduk red beds "Skull with partial skeletons, including juveniles." A neoceratopsian. Zaraasuchus Z. shepardi Zos Canyon "Skull and fragmentary skeleton." A gobiosuchid. Zosuchus Z. davidsoni Zos Canyon "Skull." A shartegosuchoid.
See also List of dinosaur-bearing rock formations
References