Activity rhythm and the ranging of a solitary male mountain gorilla (Gorilla gorilla beringei) Juichi Yamagiwa OriginalPaper Pages: 273 - 282
A new procedure to study the perceptual world of animals with sensory reinforcement: Recognition of humans by a chimpanzee Kazuo FujitaTetsuro Matsuzawa OriginalPaper Pages: 283 - 291
The human extensor digitorum profundus muscle with comments on the evolution of the primate hand M. Ashraf AzizSamuel Strong Dunlap OriginalPaper Pages: 293 - 319
Interspecific relationships ofCallithrix based on the dental characters Masahito Natori OriginalPaper Pages: 321 - 336
Locomotion and habitat utilization in free-rangingTarsius bancanus: A preliminary report Robin Huw CromptonPatrick Mahedi Andau OriginalPaper Pages: 337 - 355
Polymorphism in the mitochondrial DNA of cynomolgus monkeys Shinji HariharaNaomi AotoKeiichi Omoto OriginalPaper Pages: 357 - 361
Esterase D and carbonic anhydrase 2 in a natural population ofCebus apella from Brazil Maria Iracilda da Cunha SampaioMaria Paula Cruz SchneiderCarmem Maria Leitão Barroso OriginalPaper Pages: 363 - 367
The bronchial tree and blood vessels of the Japanese monkey lung Shoichi Nakakuki OriginalPaper Pages: 369 - 375
Behavioural development of howling monkey twins (Alouatta palliata) in Santa Rosa National Park, Costa Rica Colin ChapmanLauren J. Chapman Short Communication Pages: 377 - 381
Information on the distribution of Formosan monkeys (Macaca cyclopis) Ken'ichi MasuiYoshinori NaritaSusumu Tanaka Research Report Pages: 383 - 392