Ningchiakou, Mengyin (Cretaceous to of China)

Also known as Ningjiagou, Uppsala/Geol. Survey China; Euhelopus zdanskyi type, Ning Chia Kou

Where: Shandong, China (35.9° N, 118.0° E: paleocoordinates 36.9° N, 120.2° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Mengyin Formation, Berriasian to Berriasian (145.0 - 132.9 Ma)

• Fossils from "lower and middle Mengyin Series". Full age range ascribed to the Mengyin Formation is Tithonian to Aptian (but see Wilson and Upchurch 2009).

•Recent zircon dating has dated the Mengyin Formation to the Berriasian-Valanginian (Xu & Li, 2015)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; green, yellow sandstone and green, yellow siltstone

• "green and yellowish sandstones, marls, silstones, and shales"

Size class: macrofossils

Collected by Metrens, T'an, Andersson, & Zdansky; Young & Bien in 1913–1923

Collection methods: quarrying, surface (float), surface (in situ), mechanical,

• Original discovery about 1913 by Father Metrens (Catholic priest), site rediscovered 1922 by Andersson and T'an, then excavated 1923 by Zdansky.

Primary reference: H. C. T'an. 1923. New research on the Mesozoic and early Tertiary geology in Shantung. Geological Survey of China Bulletin 5:95-135 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 47070: authorized by Matthew Carrano, entered by Matthew Carrano on 07.02.2005, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Halecomorphi - Sinamiidae
Sinamia zdanskyi6 Stensio 1935 ray-finned fish
Reptilia
 Testudines - Sinochelyidae
"Sinochelys applanata n. gen. n. sp." = Sinochelys applanata5, "Scutemys tecta" = Sinochelys applanata6
"Sinochelys applanata n. gen. n. sp." = Sinochelys applanata5 Wiman 1930 turtle
"Scutemys tecta" = Sinochelys applanata6 Wiman 1930 turtle
 Testudines - Sinemydidae
Sinemys lens n. gen. n. sp.5, Ordosemys leios3
Sinemys lens n. gen. n. sp.5 Wiman 1930 turtle
PMU.R 1500-1506
Ordosemys leios3 Brinkman and Peng 1993 turtle
IVPG-T001-1-4
 Ornithischia -
Stegosauria indet.1 Marsh 1877 ornithischian
PMU 24724 (formerly PMU R275), PMU 24040/1 and PMU 24040/2: three dorsal vertebrae. PMU 24723 (formerly PMU R276): an isolated dermal spine
 Saurischia - Euhelopodidae
"Helopus zdanskyi n. gen. n. sp." = Euhelopus zdanskyi4
"Helopus zdanskyi n. gen. n. sp." = Euhelopus zdanskyi4 Wiman 1929 euhelopodid
 Pterosauria - Dsungaripteridae
? Dsungaripteridae indet.7 Young 1964 pterosaur
Ulna
Actinopteri
 Hiodontiformes - Hiodontidae
Tanichthys ningjiagouensis n. gen. n. sp.2 Jin 1991
IVPP V.8948.1-12
 Leptolepidiformes - Leptolepididae
Lycoptera sp.6 Müller 1847