Answers are grounded in this paper and cite their sources.
J. E. Cronin, W. E. Meikle, The Phyletic Position of Theropithecus: Congruence Among Molecular, Morphological, and Paleontological Evidence, Systematic Zoology, Vol. 28, No. 3 (Sep., 1979), pp. 259-269
No takes yet. Share an insight, caveat, or question.
Cronin et al. (1979) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: