1. The phylogenetic significance of strepsirhinism in Paleogene primates;Beard;Int. J. Primatol.,1988
2. A new genus of Tarsiidae (Mammalia: Primates) from the middle Eocene of Shanxi Province, China, with notes on the historical biogeography of tarsiers;Beard;Bull. Carnegie Mus. nat. Hist.,1998
3. Basal anthropoids;Beard,2002
4. Cranial anatomy of Shoshonius and the antiquity of Anthropoidea;Beard,1994
5. First skulls of the early Eocene primate Shoshonius cooperi and the anthropoid-tarsier dichotomy;Beard;Nature,1991