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central and
western United States.
Species of Ustatoc****us
include U.
calaminthus, U. californicus, U. leptoscelus, U. major, U. medius, U. profundus,...
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Period of the
Cenozoic Era.
Artiodactyls Miolabis californicus Merychyus calaminthus M.
minimus Perissodactyls Parahippus maxsoni Parahippus sp.
Rodents Archaeolagus...
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species †Merychyus
elegans Leidy 1858
Species M.
arenarum Cope, 1884 M.
calaminthus Jahns, 1940 M.
elegans Leidy, 1858 (type) M.
minimus Peterson, 1907 M...
- †Meleagris
progenes – or
unidentified comparable form †Merychyus †Merychyus
calaminthus †Metalopex †Metalopex
macconnelli Microtus Mictomys †Mictomys
vetus †Morrillia...
- †Merychippus
sejunctus †Merychippus
shirleyae †Merychyus †Merychyus
calaminthus – or
unidentified comparable form †Merychyus novomexic**** †Merycoidodon...
