Where: Guangdong, China (21.7° N, 110.9° E: paleocoordinates 22.4° N, 109.2° E)
• coordinate based on nearby landmark
• basin-level geographic resolution
When: Youganwo Formation, Lutetian to Lutetian (47.8 - 38.0 Ma)
• Also known as Youkanwo Formation
•
•Aleksandrova et al. 2015: Palynomorph assemblages from Youganwo Formation suggest a Lutetian–Bartonian age, deposited in an intermittently swamped lacustrine–fluvial plain, which gave way to a freshwater lake.
• formation-level stratigraphic resolution
Environment/lithology: lacustrine - large; brown shale
Size class: macrofossils
Preservation: mold/impression
Collection methods: surface (float),
Primary reference: J. Claude, J.-Y. Zhang, J.-J. Li, J.-Y. Mo, X.-W. Kuang and H. Tong. 2012. Geoemydid turtles from the Late Eocene Maoming basin, southern China. Bulletin de la Societe Geologique de France 183(6):641-651 [P. Holroyd/P. Holroyd]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 167230: authorized by Patricia Holroyd, entered by Patricia Holroyd on 08.03.2015, edited by Bethany Allen and Philip Mannion
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Isometremys lacuna n. gen. n. sp.2 Chow and Yeh 1962 turtle Holotype IVPP V 1049, paratype IVPP V 1003
Guangdongemys pingi n. gen. n. sp. Claude et al. 2012 turtle | |
Anosteira maomingensis n. sp.
Anosteira maomingensis n. sp. Chow and Liu 1955 turtle IVPP V 809 (holotype); Referred material: IVPP collection: IVPP V816. New material: 4 shells: IVPP V15005, IVPP V15005-1, IVPP V15005-2, IVPP V15005-3; an isolated nuchal: IVPP V15005-4; a lower jaw: IVPP V15005-5. BMNH collection: 13 shells: carapace with associated incomplete plastron: Ph000259, Ph000282, Ph000290; carapace without plastron: Ph000261, Ph000271, Ph000274, Ph000276, Ph000278, Ph000280, Ph000283, Ph000284, Ph000285, Ph000286.
| |
"Aspideretes impressus" = Striatochelys impressa
"Aspideretes impressus" = Striatochelys impressa Yeh 1963 softshell turtle | |
"Tomistoma petrolica" = Maomingosuchus petrolica
"Tomistoma petrolica" = Maomingosuchus petrolica Yeh 1958 crocodilian DM-F0001, DM-F0003, DM-F0005, DM-F0006, DM-F0008, DM-F0009, DM-F0014, DM-F0016-0018, NMNS005146-F041793, NMNS005769-F044025, NMNS002198-F027585, NMNS002060-F027511, PFMM-F0011, NMNS006379-F049602, NMNS005769-F044026 and PFMM-F0019
| |
Mammalia | |
| |
Conodonta | |
Cyprinus maomingensis carp-like fish | |
Angiospermae | |
|