Bayan Ulan site (level 5) (Paleocene of China)

Where: Nei Mongol, China (43.2° N, 111.6° E: paleocoordinates 44.2° N, 102.8° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Nomogen Formation, Late/Upper Paleocene (58.7 - 55.8 Ma)

• Upper Nomogen formation at Bayan Ulan (8-11 m up the sequence - level 5), late Paleocene

Environment/lithology: terrestrial; nodular, brown, red mudstone

• Reddish brown mudstone, green nodules visible on fresh surfaces

Size classes: macrofossils, mesofossils

Collected in 1987 and 1992–1995; reposited in the IVPP

Primary reference: J. Meng, A. R. Wyss, Y. Hu, Y. Wang, G. J. Bowen and P. L. Koch. 2005. Glires (Mammalia) from the Late Paleocene Bayan Ulan Locality of Inner Mongolia. American Museum Novitates 3473:1-25 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 133392: authorized by Philip Mannion, entered by Philip Mannion on 11.09.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Glires -
Palaeomylus lii n. gen. n. sp.
Palaeomylus lii n. gen. n. sp. Meng et al. 2005 placental
IVPP V14128 - holotype (a fragmentary right maxilla with P4 and M1); referred material: V14129.1 (a fragmentary left mandible with m1–3), V14129.2 (a fragmentary left mandible with m1–3), V14129.3 (a fragmentary right mandible with m3), V14129.4 (a fragmentary left mandible with m2), V14129.5 (a fragmentary right mandible with m3), V14129.6 (a fragmentary left mandible with talonid of m2 [a young individual]), V14130.1 (a fragmentary left mandible with p4, m3, and partial m1–2 [from the same individual of V14130.2]), V14130.2 (a fragmentary right mandible with p3–m2 [p4 and m1 broken]), V14130.3 (a left partial femur and innominate [associated with V14130.1–2]), V14131 (a fragmentary right mandible with m1–2), V14132 (a left mandible with erupting p4 and m1–3); numerous fragmentary mandibles with broken teeth are not numbered
 Tribosphenida - Arctostylopidae
Palaeostylops iturus Matthew and Granger 1925 eutherian
 Sarcobora -
Pseudictops lophiodon Matthew et al. 1929 insectivoran