Seiffert, Erik R.; Jonathan M. G. Perry; Elwyn L. Simons; Doug M. Boyer (22 October 2009). "Convergent evolution of anthropoid-like adaptations in Eocene adapiform primates". Nature. 461 (7267). Nature Publishing Group: 1118–1121. Bibcode:2009Natur.461.1118S. doi:10.1038/nature08429. PMID19847263. S2CID205218204.
Seiffert, Erik R.; Jonathan M. G. Perry; Elwyn L. Simons; Doug M. Boyer (22 October 2009). "Convergent evolution of anthropoid-like adaptations in Eocene adapiform primates". Nature. 461 (7267). Nature Publishing Group: 1118–1121. Bibcode:2009Natur.461.1118S. doi:10.1038/nature08429. PMID19847263. S2CID205218204.
Seiffert, Erik R.; Jonathan M. G. Perry; Elwyn L. Simons; Doug M. Boyer (22 October 2009). "Convergent evolution of anthropoid-like adaptations in Eocene adapiform primates". Nature. 461 (7267). Nature Publishing Group: 1118–1121. Bibcode:2009Natur.461.1118S. doi:10.1038/nature08429. PMID19847263. S2CID205218204.
Seiffert, Erik R.; Jonathan M. G. Perry; Elwyn L. Simons; Doug M. Boyer (22 October 2009). "Convergent evolution of anthropoid-like adaptations in Eocene adapiform primates". Nature. 461 (7267). Nature Publishing Group: 1118–1121. Bibcode:2009Natur.461.1118S. doi:10.1038/nature08429. PMID19847263. S2CID205218204.