Gibbon Research Lab.

Citation of Publication

Blasch, V., Wolf, T., Behringer, V., and Geissmann, T. (2011). Workshop zur Interaktion zwischen Tierpflegern und Wissenschaftlern. Arbeitsplatz Zoo 22 (2): 9-11 (German text). [Abstract] [PDF]

Geissmann, T., Ngwe Lwin, Saw Soe Aung, Thet Naing Aung, Zin Myo Aung, Htin Hla, T., Grindley, M., and Momberg, F. (2011). A new species of snub-nosed monkey, genus Rhinopithecus Milne-Edwards, 1872 (Primates, Colobinae), from northern Kachin State, northeastern Myanmar. American Journal of Primatology 73: 96-107. [Abstract] [PDF]

Geissmann, T., and Parsons, S. (2011). Recording primate vocalizations. In Setchell, J. M., and Curtis, D. J. (eds.) Field and laboratory methods in primatology: A practical guide, second edition. Cambridge University Press, Cambridge, pp. 287-303. [PDF]

Davila Ross, M., and Geissmann, T. (2009). Circadian long call distribution in wild orangutans. Revue de Primatologie [online] 2009 (1): document 1, 08 Oct 2009. URL: http://primatologie.revues.org/219 [Abstract] [PDF]

Hofmann, M. I., Schradin, C. and Geissmann, T. (2007). Radiographic evaluation of neonatal skeletal development in Callimico goeldii reveals closer similarity to Callithrix jacchus than to Saguinus oedipus. American Journal of Primatology 69: 420-433. [Abstract] [PDF]

Davila Ross, M., and Geissmann, T. (2007). Call diversity of wild male orangutans: A phylogenetic approach. American Journal of Primatology 69: 305-324. [Abstract] [PDF]

Thalmann, U., and Geissmann, T. (2006). Conservation assessment of the recently described John Cleese's woolly lemur, Avahi cleesei (Lemuriformes, Indridae). Primate Conservation 21: 45-49. [Abstract] [PDF]

Geissmann, T., and Mutschler, T. (2006). Diurnal distribution of loud calls in sympatric wild indris (Indri indri) and ruffed lemurs (Varecia variegata): Implications for call functions. Primates 47: 393-396. [Abstract] [PDF]

Davila Ross, M., and Geissmann, T. (2005). Orangutan long call diversity: A phylogenetic approach. Primate Report 72-1 (Special Issue: Dec. 2005): 17-18 (Abstract only) [Abstract]

Thalmann, U., and Geissmann, T. (2005). New species of woolly lemur Avahi (Primates: Lemuriformes) in Bemaraha (central western Madagascar). American Journal of Primatology 67: 371-376. [Abstract] [PDF]

Geissmann, T.; Groves, C.P., and Roos, C. (2004). The Tenasserim Lutung, Trachypithecus barbei (Blyth, 1847) (Primates: Cercopithecidae): Description of a live specimen, and a reassessment of phylogenetic affinities, taxonomic history, and distribution. Contributions to Zoology 73 (4): 271-282. [Abstract] [PDF]

Davila Ross, M., and Geissmann, T. (2004). Biphonation in orangutan long calls. Folia Primatologica 75, Supplement 1: 368-369 (Abstract only). [Abstract]

Geissmann, T. (2003). Tape-recording primate vocalisations. In: Setchell, J.M. Curtis, D.J. (ed.), Field and laboratory methods for primatologists: A practical guide, pp. 228-238. Cambridge University Press, Cambridge. [Full text] [PDF]

Geissmann, T. (2003). Vergleichende Primatologie. Springer Verlag, Heidelberg & New York. XII+357 pp. ISBN 3-540-43645-6 (German Text). [Abstract]

Geissmann, T. (2002). Verhaltensbiologische Forschungsmethoden - Eine Einführung. Schüling Verlag, Münster, Germany. 60 pp. ISBN 3-934849-64-4 (German text). [Abstract]

Geissmann, T. (2001). Neue Primatenart auf Madagaskar entdeckt. Tierärztliche Umschau 56(4): 216 (German text). [Abstract]

Thalmann, U., and Geissmann, T. (2000). Distribution and geographic variation in the western woolly lemur (Avahi occidentalis) with description of a new species. International Journal of Primatology 21: 915-941. [Abstract] [PDF]

Christen, A., and Geissmann, T. (1994). Primate survey in northern Bolivia with special reference to Goeldi's monkey, Callimico goeldii. International Journal of Primatology 15: 239-274. [Abstract] [PDF]

Thalmann, U.; Geissmann, T.; Simona, A., and Mutschler, T. (1993). The indris of Anjanaharibe-Sud, northeastern Madagascar. International Journal of Primatology 14: 357-381. [Abstract] [PDF]

Thalmann, U.; Geissmann, T.; Mutschler, T., and Rakotoarison, N. (1992). Field observations on a recently discovered population of Avahi in western Madagascar. In: Abstracts, Fourteenth Congress of the International Primatological Society, Strasbourg, France, August 16-21, 1992, p. 240, Strasbourg. [Abstract]

Geissmann, T. (1990). Twinning frequency in catarrhine primates. Human Evolution 5: 387-396. [Abstract] [PDF]

Geissmann, T. (1990). Familial incidence of multiple births in a colony of chimpanzees (Pan troglodytes). Journal of Medical Primatology 19: 467-478. [Abstract] [PDF]

Geissmann, T. (1989). Multiple births in catarrhine monkeys and apes - A review. 78 pp. Il Sedicesimo, Firenze, Italy. ISBN 88-85342-02-7 [Abstract]

Ziggiotti, E., and Geissmann, T. (1987). Genetic polymorphisms in three Alpine populations (Visp valleys, Switzerland). International Journal of Anthropology 2: 1-20. [Abstract] [PDF]

Geissmann, T. (1986). Estimation of australopithecine stature from long bones: A.L.288-1 as a test case. Folia Primatologica 47: 119-127. [Abstract] [PDF]

Geissmann, T. (1986). Length estimate for KNM-ER 736, a hominid femur from the Lower Pleistocene of East Africa. Human Evolution 1: 481-493. [Abstract] [PDF]

Ziggiotti, E., and Geissmann, T. (1985). The genetical influence of the Matterhorn (Monte Cervino). Antropologia Contemporanea 8: 245-250. [PDF]