Pigeon Hill, near Taipingqiao village (Cretaceous of China)

Also known as Baoshan Township

Where: Inner Mongolia, China (48.6° N, 124.0° E: paleocoordinates 52.4° N, 123.9° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Longjiang Formation, Early/Lower Aptian (121.4 - 122.5 Ma)

• Guanghua (= upper part of Longjiang) Formation

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; tuffaceous siltstone

• 'volcanic shales'

Size class: macrofossils

Preservation: adpression

Collected in 2013–

Collection methods: quarrying, surface (in situ),

• Peking University Paleontological Collections

Primary reference: J. Jia and K.-Q. Gao. 2016. A new hynobiid-like salamander (Amphibia, Urodela) from Inner Mongolia, China, provides a rare case study of developmental features in an Early Cretaceous fossil urodele. PeerJ 4:e2499:1-44 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 193940: authorized by Philip Mannion, entered by Philip Mannion on 07.06.2018, edited by Matthew Carrano, Emma Dunne and Eren Tasimov

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Arachnida
 Araneae - Philodromidae
Cretadromus sp.5 Cheng et al. 2009 spider
"new species"
Insecta
 Ephemeroptera - Hexagenitidae
Ephemeropsis trisetalis5 Eichwald 1864 mayfly
Actinopteri
 Leptolepidiformes - Leptolepididae
Lycoptera sp.5 Müller 1847
Amphibia
 Salientia -
Genibatrachus baoshanensis n. gen. n. sp.1 Gao and Chen 2017 frog
PKUP V0401 - holotype; referred specimens: PKUP V0402–V0412
 Caudata - Urodela
cf. Nuominerpeton sp.6 Jia and Gao 2016 salamander
YLSNHM01088 (Genibatrachus baoshanensis containing the skeleton of a salamander, cf. Nuominerpeton, in the body cavity)
Nuominerpeton aquilonaris n. gen. n. sp. Jia and Gao 2016 salamander
PKUP V0414 - holotype; referred specimens:PKUP V0415-V0422
Reptilia
 Ornithischia -
Ornithopoda indet.5 Marsh 1881 ornithopod
 Theropoda -
Theropoda indet.5 theropod
"small theropoda"
 Theropoda - Dromaeosauridae
Daurlong wangi n. gen. n. sp.2
Daurlong wangi n. gen. n. sp.2 Wang et al. 2022 maniraptoran
Holotype: IMMNH-PV00731 (an almost complete dromaeosaurid)
 Theropoda -
Khinganornis hulunbuirensis n. gen. n. sp.3 Wang et al. 2020 avialan
Migmanychion laiyang n. gen. n. sp.4 Wang et al. 2023 maniraptoran
Holotype: LY 2022JZ3001; LY 2022JZ3004; LY 2022JZ3005
 Testudinata -
Testudinata indet.5 Oppel 1811 turtle
unclassified
  -