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Large archaeohyracids (Typotheria, Notoungulata) from central Chile and Patagonia : including a revision of Archaeotypotherium
Fig. 1.
MACN A52-617, holotype oi Archaeohyrax patagonicus, left side of skull, viewed as right (adapted from
Ameghino, 1897…
typotheres) were members of the endemic South
American group Notoungulata. George Gaylord
Simpson's views on the…
Fig. 4.
MACN A52-618, holotype of Archaeotypotherium propheticus, mandibular symphysis and portion of
right horizontal ramus…
Fig. 6.
Specimens included in hypodigm of Ar-
chaeotypotherium propheticus. A. MACN A52-630,
right M2 and right m3. B. MACN…
present within the lateral depressions on the sym-
physis, almost directly beneath the canine.
The premolars are all heavily…
nation of the members (e.g., Archaeohegetotheria,
Hegetoarchaeohyracoidea) could also be used.
Some combination of these…