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TABLE 1. Revised faunal list for the Purple Bench Locality (TMM 41672). Compiled from (West, 1982; Gustafson, 1986; Wilson, 1986b; Walton, 1993; Williams and Kirk, 2008; Kirk and Williams, 2011; Stocker and Kirk, 2016; Kirk, 2018). * = endemic taxon known only from Purple Bench.

Higher Taxon Species Source
Amphisbaenia Solastella cookei* Stocker and Kirk, 2016
Serpentes Alethinophidia sp. indet Stocker and Kirk, 2016
Anguimorpha Glyptosaurinae sp. indet. Stocker and Kirk, 2016
Eutheria, incertae sedis Simidectes magnus Wilson, 1986
Artiodactyla Leptoreodon edwardsi Wilson, 1986
Artiodactyla Leptoreodon major Wilson, 1986
Artiodactyla ?Malaquiferus sp. Wilson, 1986
Artiodactyla Protoreodon petersoni Wilson, 1986
Artiodactyla Protoreodon pumilus Wilson, 1986
Artiodactyla ?Protylopus sp. Wilson, 1986
Artiodactyla Texodon meridianus* West, 1982
Carnivora ?Uintacyon scotti Gustafson, 1986
Condylarthra Hyopsodus uintensis West, 1982
Perissodactyla Epihippus uintensis Wilson, 1986
Perissodactyla ?Triplopus sp. Wilson, 1986
Primates Diablomomys dalquesti* Williams and Kirk, 2008
Primates Mescalerolemur horneri* Kirk and Williams, 2011
Primates Omomyinae, gen. nov.* Kirk, 2018
Rodentia Leptotomus sp. Wilson, 1986
Rodentia Microparamys sp. Wilson, 1986
Rodentia Mysops sp. Wilson, 1986
Rodentia Paramys cf. P. delicatior Wilson, 1986
Rodentia Pauromys sp. indet. Walton, 1993
Rodentia Prolapsus sp. Wilson, 1986
Rodentia Thisbemys sp. Wilson, 1986

 

TABLE 2. Detrital zircon geochronometric results from TuffZirc algorithm (Isoplot; Ludwig, 2003). Full tabulated results of individual zircon U-Pb ages are provided in Supplementary data file.

Sample Locality Total number
zircons dated
Number of ages
used in weighted mean
TuffZirc weighted
 mean age
(Ma)
Error
(Ma)
+ -
Peaches
TMM 46513
59 20 42.8 1.0 0.4
Purple Bench
TMM 41672
Sublocality 19
57 17 44.2 0.3 0.7
Purple Bench tuff
TMM 41672
Sublocality 8
54 17 43.7 0.8 0.2
Krister Step
TMM 44174
23 6 45.5 0.2 1.4
Rhino’s Loaf
TMM 45914
50 19 45.4 0.6 1.1

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