typotheres) were members of the endemic South
 American group Notoungulata. George Gaylord
 Simpson's views on the…
       
          
        CQ
 S3 c
 as
 Otf a
 a a ?>
 c c g
 ^5)
 3 C
 5 S <4i s
 a s
 •C 'CO,
 <;>
 ^.
 -s: -c '…
       
          
        a small fossettid directly posterior to the central
 fossa, a condition characteristic of Pseudhyrax; no
 other characters of…
       
          
        Oldfieldthomasia
 Acropithecus
 Eohyrax
 Pseudhyrax
 Archaeotypotherium
 Protarchaeohyrax
 Archaeohyrax
 Hegetotherium
 Fig. 18…
       
          
        nation of the members (e.g., Archaeohegetotheria,
 Hegetoarchaeohyracoidea) could also be used.
 Some combination of these…
       
          
        South American Land Mammal Ages: Correlation to
 global geochronologies, pp. 317-333. In Berggren, W.
 A., D. V. Kent, M.-P.…