Ikh Dzan [HMNS-MPC] (Eocene of Mongolia)

Also known as Khoer Dzan sublocality

Where: Dornogobi Aimag, Mongolia (43.7° N, 111.2° E: paleocoordinates 45.1° N, 106.5° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Ergilin Dzo Formation, Late/Upper Eocene (37.2 - 33.9 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine deltaic; lithology not reported

Size class: macrofossils

Collected by HMNS-MPC in 2004

Collection methods: surface (in situ),

• Hayashibara Museum of Natural Sciences and Mongolian Paleontological Center Joint Paleontological Expedition

Primary reference: T. Tsubamoto, K. Tsogtbaatar, M. Saneyoshi, B. Mainbayar, M. Watabe, T. Chinzorig, S. Suzuki, P. Khatanbaatar, S. Ishigaki and R. Barsbold. 2012. Fossil Evidence of a Mesonychid Mammal from the Upper Eocene Ergilin Dzo Formation, Mongolia. Paleontological Research 16(2):171-174 [M. Uhen/T. Fabian/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 152082: authorized by Mark Uhen, entered by Shahed Alam on 06.11.2013, edited by Mark Uhen, Philip Mannion and Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Mammalia -
Mammalia indet.1 mammal
040826 KDZ BON mdl (mandible), 040826 KDZ URN mdl (mandible), 040826 KDZ TBM mdl (mandible), 040826 KDZ KWR mdl (mandible), 040826 KDZ GRL mdl (mandible), 040826 KDZ GRL vert, 040826 KDZ BD fmr (femur), 040826 KDZ BD mdl (mandible), 040826 KDZ GRL mdl (mandible), 040826 KDZ DVD mdl (mandible), 040826 KDZ GRL mdl (mandible), 040826 KDZ TBM fmr, 040826 KDZ GRL HMR (humerus), 040826 KDZ BD fmr (femur) + many others
 Creodonta - Hyaenodontidae
Hyaenodon chunkhtensis4 Dashzeveg 1985 creodont
MPC-M 30/51
 Acreodi - Mesonychidae
Mesonychidae indet. Cope 1875 condylarth
MPC-M 30/84, 91, 93, 94, 96
 Perissodactyla - Brontotheriidae
"Titanotheriidae indet." = Brontotheriidae1
"Titanotheriidae indet." = Brontotheriidae1 Marsh 1873 brontothere
 Perissodactyla - Amynodontidae
Amynodontidae indet.1 Scott and Osborn 1883 odd-toed ungulate
040826 KDZ DVD mnd (mandible)
 Artiodactyla - Anthracotheriidae
cf. Bothriodon sp.3 Aymard 1846 anthracothere
MPC-M 30/54
 Artiodactyla - Entelodontidae
Brachyhyops trofimovi2 Dashzeveg 1976 even-toed ungulate
MPC-M 30/67-69
Reptilia
 Testudinata -
Testudinata indet.1 Oppel 1811 turtle
040827 KDZ CHZ crpc, 040827 KDZ TSGT tur plst, 040905 KDZ WTB crpc, 040826 KDZ
 Crocodylia -
Crocodylia indet.1 Owen 1842 crocodilian
040826 KDZ CRCO BON