TABLE 1. Composite mammal list from Ulan Tolgoi (UTO) indicating biozone D1/2. Identifications / updates *, °, °°, +, ** (Höck et al., 1999; Zazhigin and Lopatin, 2000; Daxner-Höck, 2001; Vislobokova and Daxner-Höck, 2002; Göhlich, 2007; Heissig, 2007; Ziegler et al., 2007; Daxner-Höck et al., 2013; Erbajeva and Daxner-Höck *, 2014; Maridet et al., 2014 a °, 2014b °°, 2017 +; Mennecart et al. this publication **).

Lagomorpha 
 Bellatona cf. forsythmajori Dawson, 1961*
  Alloptox gobiensis (Young, 1932) (advanced) *
Eulipotyphla  
  Parvericius buk Ziegler et al., 2007
Rodentia  
  Ansomys sp. 2+
  Kherem shandgoliensis Minjin, 2004°°
  Plesiosciurus aff. sinensis Qiu and Liu, 1986°°
  Eomyops sp.
  Keramidomys sp.
  Sayimys sp.
  Microdyromys sp.
  Heterosminthus mongoliensis Zazhigin and Lopatin, 2000
  Dipodidae indet. (large)
  Democricetodon tongi Qiu, 1996
  Democricetodon aff. lindsayi Qiu, 1966°
  Megacricetodon aff. sinensis Qiu, 1966°
  Gobicricetodon sp.°
  Cricetodon cf. volkeri Wu et al., 2009°
Rhinocerotidae  
  cf. Caementodon sp.
Proboscidea  
  Gomphotheriidae indet.(Gomphotherium sp. and/or Platybelodon sp.)
Ruminantia  
  Eotragus sp.
  Moschidae indet.**
  Micromeryx cf. primaevus**