Exploration and play in howler monkeys (Alouatta palliata) J. D. BaldwinJ. I. Baldwin OriginalPaper Pages: 411 - 422
An analysis of dyadic interactions of male Japanese monkeys (Macaca fuscata fuscata) in a cage-room observation Angelo Tartabini OriginalPaper Pages: 423 - 436
Ethogram of Celebes monkeys (Macaca nigra) in two captive habitats Sally A. NickelsonJoan S. Lockard OriginalPaper Pages: 437 - 447
A behavior repertoire for the Indian langur monkey (Presbytis entellus) Phyllis Dolhinow OriginalPaper Pages: 449 - 472
Subjective assessment of individual rhesus monkeys Joan Stevenson-HindeMarion Zunz OriginalPaper Pages: 473 - 482
Field ecology and behaviour of the rhesus macaque (Macaca mulatta): I. Group composition, home range, roosting sites, and foraging routes in the Asarori Forest S. C. Makwana OriginalPaper Pages: 483 - 492
Group formation in captive lesser galagos (Galago senegalensis) Leanne T. NashLynn Flinn OriginalPaper Pages: 493 - 503
A sequential analysis of female aggression in a group of lesser galagos (Galago senegalensis) Fred B. Bercovitch OriginalPaper Pages: 505 - 516
Social interactions of juvenile female bonnet monkeys,Macaca radiata Margaret R. Clarke OriginalPaper Pages: 517 - 524
Population survey of the spider monkeyAteles geoffroyi at Tikal, Guatemala John G. H. Cant OriginalPaper Pages: 525 - 535
Primate censusing in northern Colombia: A comparison of two techniques K. M. Green OriginalPaper Pages: 537 - 550
A preliminary investigation of home range use in the Gir Forest langur E. D. Starin OriginalPaper Pages: 551 - 567
Allometric scaling in the postcanine dentition with reference to primate diets Phyllis L. Pirie OriginalPaper Pages: 583 - 591
Notes on the development of a mother-reared orang-utan: The first six months Terry MapleMark E. WilsonS. F. Wilson Short Communication Pages: 593 - 602
Announcement: Dates of VIIth Congress of the International Primatological Society Adjusted Note Pages: 603 - 603