Jingangshan, Yixian (IVPP) (Cretaceous to of China)

Where: Liaoning, China (41.5° N, 121.2° E: paleocoordinates 44.2° N, 123.1° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Jingangshan Member (Yixian Formation), Barremian to Barremian (129.4 - 122.5 Ma)

• "Jingangshan Bed" from upper part of formation

•"age of 129.7 ± 0.5 Ma for a basaltic lava from the bottom of the Yixian Formation and an age of 122.1 ± 0.3 Ma for a tuff from the lowermost part of the overlying Jiufotang Formation" (Chang et al. 2009)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; gray, yellow shale

Size class: macrofossils

Preservation: adpression, soft parts

Reposited in the IVPP

Primary reference: F. Zhang and Z. Zhou. 2004. Leg feathers in an Early Cretaceous bird. Nature 431:925 [M. Carrano/M. Carrano]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 79521: authorized by Matthew Carrano, entered by Matthew Carrano on 11.03.2008, edited by Richard Butler, Terri Cleary and Roger Benson

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Leptolepidiformes - Leptolepididae
Lycoptera sp.6 Müller 1847
Reptilia
 Testudines - Sinemydidae
Manchurochelys sp.6 Endo and Shikama 1942 turtle
Aves
 Enantiornithes -
Enantiornithes indet. Walker 1981 bird
IVPP V13939
Reptilia
 Pterosauria -
Pterodactyloidea indet.6 pterosaur
IVPP V13758, JZMP-03-03-2 (eggs with embryos)
 Pterosauria - Gallodactylidae
Gladocephaloideus jingangshanensis n. gen. n. sp.5 Lü et al. 2012 pterosaur
IG-CAGS-08-07, nearly complete skull
 Pterosauria - Lonchodectidae
Yixianopterus jingangshanensis n. gen. n. sp.4 Lü et al. 2006 pterosaur
JZMP-V-12, incomplete skeleton with rostrum
 Pterosauria -
Eosipterus yangi n. gen. n. sp.3
Eosipterus yangi n. gen. n. sp.3 Ji and Ji 1997 pterosaur
GMV 2117, incomplete skeleton lacking head and cervical vertebrae
 Squamata -
Yabeinosaurus bicuspidens n. sp.1 Dong et al. 2017 squamates
IVPP V 15840 (holotype), associated but disarticulated bones on a slab of shale, preserving a right maxilla, a right jugal and ectopterygoid, a right pterygoid, a median premaxilla, both mandibles, and postcranial bones including a humerus.
Yabeinosaurus tenuis2 Endo and Shikama 1942 squamates