Longitudinal changes of dominance rank among the females of the Koshima group of Japanese monkeys Akio MoriKunio WatanabeNaotsugu Yamaguchi OriginalPaper Pages: 147 - 173
Social organization in a confined group of Japanese macaques (Macaca fuscata): An application of correspondence analysis A. Lunardini OriginalPaper Pages: 175 - 185
Dominance among male chimpanzees in the Mahale Mountains National Park, Tanzania: A preliminary study Hitoshige HayakiMichael A. HuffmanToshisada Nishida OriginalPaper Pages: 187 - 197
Intergroup calls of male pig-tailed langurs (Simias concolor) Richard R. Tenaza OriginalPaper Pages: 199 - 206
Serum chorionic gonadotropin, progesterone, and estradiol-17β levels during pregnancy in the common marmoset,Callithrix jacchus Ryuzo ToriiHideo NigiYoshikuni Tanioka OriginalPaper Pages: 207 - 215
Individual identification of non-human primates using DNA fingerprinting Keiko WashioShogo MisawaShintaro Ueda OriginalPaper Pages: 217 - 221
A new species of the genusAustralopithecus (primates: hominidae) from Plio/Pleistocene deposits west of Lake Turkana in Kenya Walter W. Ferguson OriginalPaper Pages: 223 - 232
Taxonomy and distribution of the françois' langur (Presbytis francoisi) Shilai MaYingxiang WangFrank E. Poirier OriginalPaper Pages: 233 - 240
Some observations of two kinds of lemuridae (Varecia variegata variegata andLemur fulvus albifrons) in the reserve of Nosy Mangabe Taizo Iwano Short Communication Pages: 241 - 248
A report of behavioral lateralization in an infant orang-utan (Pongo pygmaeus) Deborah CunninghamChris ForsytheJeannette P. Ward Short Communication Pages: 249 - 253
Twins in free-ranging Hanuman langurs (Presbytis entellus) Paul WinklerDorothea WrogemannHans Prestel Short Communication Pages: 255 - 259
Macaca fuscata develops thin enamel on lingual sides of lower incisors Mitsuru AimiYasuo Nogami Short Communication Pages: 261 - 264
Morphological variations of the cranium within the genusLeontopithecus Masahito NatoriTsunehiko Hanihara Short Communication Pages: 265 - 268
Cyclic development of contact behavior in apes and humans Robert H. Horwich Research Report Pages: 269 - 279