Publications

Publications

  • Rawson, B. M., Insua-Cao, P., Nguyen Manh Ha, Van Ngoc Thinh, Hoang Minh Duc, Mahood, S., Geissmann, T., and Roos, C. (2011). The conservation status of gibbons in Vietnam. Fauna &Flora International and Conservation International, Hanoi, Vietnam, xiv+138 pp. ISBN 9781903703304.
  • Geissmann, T. (2009). Chinas letzte Weisswangen-Schopfgibbons: Ein Projektbericht aus dem Süden der Provinz Yunnan. Gibbon Conservation Alliance, Jahresbericht 5(May): 15.
  • Walker, S., Molur, S., Brockelman, W. Y., Das, J., Islam, A., Geissmann, T., and Fan Peng-Fei (2009). Western hoolock gibbon Hoolock hoolock (Harlan, 1831). In Mittermeier, R. A., Wallis, J., Rylands, A. B., Ganzhorn, J. U., Oates, J. F., Williamson, E. A., Palacios, E., Heymann, E. W., Kierulff, M. C. M., Long Yongcheng, Supriatna, J., Roos, C., Walker, S., Cortés-Ortiz, L., and Schwitzer, C. (eds.) Primates in peril: The world’s 25 most endangered primates 2008–2010, IUCN/SSC Primate Specialist Group (PSG), International Primatological Society (IPS), and Conservation International (CI), Arlington, VA, pp. 62-64.
  • Geissmann, T. (2008). Auf der Suche nach Chinas letzten Weisshandgibbons: Ein Projektbericht aus dem Nangunhe-Naturreservat in der Provinz Yunnan [In search of the China’s last white-handed gibbons: A project report from the Nangunhe Nature Reserve in Yunnan Province]. Gibbon Conservation Alliance Jahresbericht 4: 10-21 (German text, English summary).
  • Davila Ross, M., and Geissmann, T. (2007). Call diversity of wild male orangutans: A phylogenetic approach. American Journal of Primatology 69: 305-324.
  • Geissmann, T. (2007). First field data on the Laotian black crested gibbon (Nomascus concolor lu) of the Nam Kan area of Laos. Gibbon Journal 3: 56-65.
  • Geissmann, T. (2007). Status reassessment of the gibbons: Results of the Asian Primate Red List Workshop 2006. Gibbon Journal 3: 5-15.
  • Geissmann, T., Trinh Dinh Hoang, La Quang Trung, and Tallents, L. (2007). A brief survey for crested gibbons in Bach Ma National Park, central Vietnam. Gibbon Journal 3: 43-49.
  • Konrad, R., and Geissmann, T. (2007). Menschenrechte für Gibbons? Versuche mit Menschenaffen [Human rights for gibbons? Experiments with apes]. Gibbon Journal 3: 16-22 (German text, English summary).
  • Geissmann, T. (2006). Forschungsbesprechung: Hulocks erhalten einen neuen Gattungs-namen [Research Review: Hoolocks get a new genus name]. Gibbon Journal 2: 37-39 (German text, English summary).
  • Geissmann, T. (2006). Schutz des Hainan-Schofgibbons, des seltensten Menschenaffen der Welt: Ein Projektbericht [Conservation of the Hainan black crested gibbon, the most endangered ape species: A project report]. Gibbon Journal 2: 11-13 (German text, English summary).
  • 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.
  • Geissmann, T., and Nijman, V. (2006). Calling behavior of wild silvery gibbons (Hylobates moloch) in Java (Indonesia). American Journal of Primatology 68: 1-19.
  • Geissmann, T., Nijman, V., and Dallmann, R. (2006). The fate of diurnal primates in southern Sumatra. Gibbon Journal 2: 18-24.
  • Geissmann, T., Traber, S., and von Allmen, A. (2006). Das Nangunhe-Naturreservat, Provinz Yunnan, China: Ein Projektbericht [Nangunhe Nature Reserve, Yunnan Province, China: A project report]. Gibbon Journal 2: 14-17 (German text, English summary).
  • Konrad, R., and Geissmann, T. (2006). Vocal diversity and taxonomy of Nomascus in Cambodia. International Journal of Primatology 27: 713-745.
  • 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.
  • Chan, B. P. L., Fellowes, J. R., Geissmann, T., and Zhang, J. (2005). Hainan gibbon status survey and conservation action plan, version 1. Kadoorie Farm & Botanic Garden Technical Report No. 3. Hong Kong: Kadoorie Farm & Botanic Garden. iii + 32 pp. ISBN 962-8869-27-2.
  • Geissmann, T. (2005). Auf der Suche nach den letzten Gibbons von Hainan. Gibbon Journal 1: 18-22 (German text, English abstract).
  • Geissmann, T. (2005). Der Hainan-Schopfgibbon: Der bedrohteste Menschenaffe der Welt. Gibbon Journal 1: 10-12 (German text, English abstract).
  • Geissmann, T., Bohlen-Eyring, S., and Heuck, A. (2005). The male song of the Javan silvery gibbon (Hylobates moloch). Contributions to Zoology 74: 1-25.
  • Takacs, Z., Morales, J. C., Geissmann, T., and Melnick, D. J. (2005). A complete species-level phylogeny of the Hylobatidae based on mitochondrial ND3-ND4 gene sequences. Molecular Phylogenetics and Evolution 36: 456-467.
  • Thalmann, U., and Geissmann, T. (2005). A new species of woolly lemur Avahi (Primates: Lemuriformes) from Bemaraha (western Madagascar). American Journal of Primatology 67: 371-376.
  • Brandon-Jones, D., Eudey, A. A., Geissmann, T., Groves, C. P., Melnick, D. J., Morales, J. C., Shekelle, M., and Stewart, C.-B. (2004). Asian Primate Classification. International Journal of Primatology 25: 97-164.
  • Chen, H.-C., Geissmann, T., and Chen, P.-C. (2004). A survey of the taxonomic status of captive gibbons in Taiwan. The Raffles Bulletin of Zoology 52: 265-269.
  • 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.

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  • Geissmann, T. (2003). Circumfacial markings in siamang and evolution of the face ring in the Hylobatidae. International Journal of Primatology 24: 143-158.
  • Geissmann, T. (2003). Tape-recording primate vocalisations. In: Setchell, J. M., and Curtis, D. J. (eds.), Field and Laboratory Methods in Primatology: A Practical Guide, pp. 228-238. Cambridge University Press, Cambridge.
  • Geissmann, T. (2003). Vergleichende Primatologie [Comparative Primatology]. Springer Verlag, Berlin, Heidelberg & New York. xii + 357 pp. ISBN 3-540-43645-6.
  • Geissmann, T. (compiler) (2003). Symposium on gibbon diversity and conservation: Concluding resolution. Asian Primates 8(3-4): 28-29.
  • Geissmann, T., La Quang Trung, Trinh Dinh Hoang, Vu Dinh Thong, Dang Ngoc Can, and Pham Duc Tien (2003). Rarest ape species rediscovered in Vietnam. Asian Primates 8(3-4): 8-9.
  • Geissmann, T., Nguyen Xuan Dang, Lormée, N., and Momberg, F. (2003). Vietnam primate conservation status review 2000, Part 1: Gibbons (Summary). Asian Primates 8(3-4): 42.
  • Geissmann, T., Nguyen Xuan Dang, Lormée, N., and Momberg, F. (2003). Status review of gibbons in Vietnam. Asian Primates 8(3-4): 10-12.
  • Baker, L.R., Geissmann, T., Nadler, T., Long, B., and Walston, J. (2002). Cambodia: Primate Field Guide. Fauna & Flora International Cambodia, Phnom Penh. 8 pp. (English and Khmer text).
  • Geissmann, T. (2002: Duet-splitting and the evolution of gibbon songs. Biological Reviews 77: 57-76.
  • Geissmann, T. (2002). Taxonomy and evolution of gibbons. In: Soligo, C., Anzenberger, G., and Martin, R.D. (eds.) Anthropology and primatology into the third millennium: The Centenary Congress of the Zürich Anthropological Institute (Evolutionary Anthropology Vol. 11, Supplement 1), pp. 28-31. Wiley-Liss, New York.
  • Geissmann, T. (2002). Verhaltensbiologische Forschungsmethoden: Eine Einführung [Research Methods in Ethology: An Introduction]. Schüling Verlag, Münster. 60 pp. ISBN 3-634849-64-4.
  • Geissmann, T., and Dallmann, R. (2002). Die Gesänge der Gibbons und die Evolution der Musik. Praxis der Naturwissenschaften 51 (1): 21-29 (German text).
  • Dallmann, R., and Geissmann T. (2001). Different levels of variability in the female song of wild silvery gibbons (Hylobates moloch). Behaviour 138: 629-648.
  • Dallmann, R., and Geissmann T. (2001). Individuality in the female songs of wild silvery gibbons (Hylobates moloch) on Java, Indonesia. Contributions to Zoology 70: 41-50.
  • Geissmann, T. (2001). Natur- und Artenschutz: Vietnam Primate Conservation Status Review 2000 – Part 1: Gibbons. Rundbrief Gesellschaft für Primatologie e.V. 27(April 2001): 17-18.
  • Geissmann, T. (2001). Neue Primatenart auf Madagaskar entdeckt. Tierärztliche Umschau 56(4): 216 (German text).
  • Geissmann, T. (2001). TiHo-Forscher warnt: Heimliches Aussterben der Kleinen Menschenaffen in Indochina. TiHo-Anzeiger (Tierärztliche Hochschule Hannover) 30 (6): 8 (German text).
  • Geissmann, T., and Nijman, V. (2001). Calling behaviour of wild Javan gibbons Hylobates molochin Java, Indonesia. In: Nijman, V. (ed.), Forest (and) Primates: Conservation and Ecology of the Endemic Primates of Java and Borneo. Tropenbos-Kalimantan Series Vol. 5, pp. 43-59. Tropenbos International, Wageningen, The Netherlands.
  • Geissmann, T., and Vu Ngoc Thanh (2001). Preliminary results of a primate survey in northeastern Vietnam, with special reference to gibbons. Asian Primates 7(3-4): 0-4.
  • Roos, C., and Geissmann, T. (2001). Molecular phylogeny of the major hylobatid divisions. Molecular Phylogenetics and Evolution 19: 486-494.
  • Baker, L.R., Nadler, T., and Geissmann, T. (2000). Viet Nam: Primate Field Guide. Fauna & Flora International, Indochina Programme, Hanoi. 8 pp. (English and Vietnamese text).
  • Geissmann, T. (2000). Duet songs of the siamang, Hylobates syndactylus: I. Structure and organisation. Primate Report 56: 33-60.
  • Geissmann, T. (2000). Gibbon songs and human music from an evolutionary perspective. In: Wallin, N., Merker, B., and Brown, S. (eds.), The Origins of Music, pp. 103-123. MIT Press, Cambridge, Massachusetts.
  • Geissmann, T., and Orgeldinger, M. (2000). The relationship between duet songs and pair bonds in siamangs, Hylobates syndactylus. Animal Behaviour 60: 805-809.
  • Geissmann, T., Nguyen Xuan Dang, Lormée, N., and Momberg, F. (2000). Vietnam Primate Conservation Status Review 2000, Part 1: Gibbons. Fauna & Flora International, Indochina Programme, Hanoi. 130 pp. Edition in English language. ISBN 1-903703-03-4.
  • Geissmann, T., Nguyen Xuan Dang, Lormée, N., and Momberg, F. (2000). [Vietnam Primate Conservation Status Review 2000, Part 1: Gibbons.] Fauna & Flora International, Indochina Programme, Hanoi. 142 pp. Edition in Vietnamese language.
  • 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.
  • Ujhelyi, M., Merker, B., Buk, P., and Geissmann, T. (2000). Observations on the behavior of gibbons (Hylobates leucogenys, H. gabriellae, and H. lar) in the presence of mirrors. Journal of Comparative Psychology 114: 253–262.
  • Geissmann, T. (1999). Duet songs of the siamang, Hylobates syndactylus: II. Testing the pair-bonding hypothesis during a partner exchange. Behaviour 136: 1005-1039.
  • Braendle, C., and Geissmann, T. (1997). Behavioural development of a pileated gibbon. International Zoo News 44: 4-16.

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  • Geissmann, T. (1997). New sounds from the crested gibbons (Hylobates concolor group): First results of a systematic revision. Verhandlungen der Deutschen Zoologischen Gesellschaft: Kurzpublikationen – Short Communications, 90. Jahresversammlung 1997 in Mainz, p. 170. Gustav Fischer, Stuttgart.
  • Geissmann, T., and Braendle, C. (1997). Helping behaviour in captive pileated gibbons (Hylobates pileatus). Folia Primatologica 68: 110-112.
  • Geissmann, T. (1996). Einsichten in der Affensystematik. UniZürich (Magazin der Universität Zürich) 1996 (2): 71 (German text).
  • Geissmann, T. (1995). Captive management and conservation of gibbons in China and Vietnam, with special reference to crested gibbons (Hylobates concolor group). Primate Report 42: 29-41.
  • Geissmann, T. (1995). Gibbon systematics and species identification. International Zoo News 42: 467-501.
  • Geissmann, T. (1995). The yellow-cheeked gibbons (Hylobates gabriellae) in Nam Bai Cat Tien (southern Vietnam) revisited. Primates 36: 447-455.
  • Geissmann, T., and Orgeldinger, M. (1995). Neonatal weight in gibbons (Hylobates spp.). American Journal of Primatology 36: 179-189.
  • 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.
  • Dal Pra, G., and Geissmann, T. (1994). Behavioural development of twin siamangs (Hylobates syndactylus). Primates 35: 325-342.
  • Geissmann, T. (1994). Systematik der Gibbons. Zeitschrift des Kölner Zoo 37: 65-77.
  • Geissmann, T., and Hulftegger, A. M. (1994). Olfactory communication in gibbons? In: Roeder, J.J., Thierry, B., Anderson, J.R., and Herrenschmidt, N. (eds.), Current Primatology, vol. 2: Social Development, Learning and Behaviour, pp. 199-206. Université Louis Pasteur, Strasbourg.
  • Geissmann, T., and Lim, K.K.P. (1994). Extraction of bacula from tanned gibbon skins. Raffles Bulletin of Zoology 42: 775-780.
  • Geissmann, T. (1993). Hypertrichosis in a gibbon (Hylobates muelleri). Journal of Medical Primatology 22: 317-319.
  • Thalmann, U., Geissmann, T., Simona, A., and Mutschler, T. (1993). The indris of Anjanaharibe-Sud, northeastern Madagascar. International Journal of Primatology 14: 357-381
  • Dielentheis, T.F., Zaiss, E., and Geissmann, T. (1991). Infant care in a family of siamangs (Hylobates syndactylus) with twin offspring at Berlin Zoo. Zoo Biology 10: 309-317.
  • Geissmann, T. (1991). A reassessment of age of sexual maturity in gibbons (Hylobates spp.). American Journal of Primatology 23: 11-22.
  • Geissmann, T. (1991). Sympatry between white-handed gibbons (Hylobates lar) and pileated gibbons (H. pileatus) in southeastern Thailand. Primates 32: 357-363.
  • Geissmann, T. (1991). The Spaeth gibbon collection. Natural History Bulletin of the Siam Society 39: 53-70.
  • Fischer, J.O., and Geissmann, T. (1990). Group harmony in gibbons: Comparison between white-handed gibbon (Hylobates lar) and siamang (H. syndactylus). Primates 31 (4), 481-494.
  • Geissmann, T. (1990). Familial incidence of multiple births in a colony of chimpanzees (Pan troglodytes). Journal of Medical Primatology 19: 467-478.
  • Geissmann, T. (1990). Twinning frequency in catarrhine primates. Human Evolution 5: 387-396.
  • Hellekant, G., DuBois, G., Geissmann, T., Glaser, D., and Van der Wel, H. (1990). Taste responses of chorda tympani proper nerve in the white-handed gibbon (Hylobates lar). In: Døving, K.B. (ed.), ISOT X. Proceedings of the Tenth International Symposium on Olfaction and Taste, Oslo, Norway, July 16 - 20, 1989, pp. 115-131. GCS (Graphic Communication System), Oslo.
  • Geissmann, T. (1989). A female black gibbon, Hylobates concolor subspecies, from northeastern Vietnam. International Journal of Primatology 10: 455-476.
  • Geissmann, T. (1989). Multiple Births in Catarrhine Monkeys and Apes - A Review. Il Sedicesimo, Firenze. 78 pp. ISBN 88-85342-02-7.
  • Geissmann, T. (1987). A sternal gland in the siamang gibbon (Hylobates syndactylus). International Journal of Primatology 8: 1-15.
  • Ziggiotti, E., and Geissmann, T. (1987). Genetic polymorphisms in three Alpine populations (Visp valleys, Switzerland). International Journal of Anthropology 2: 1-20.
  • Geissmann, T. (1986). Estimation of australopithecine stature from long bones: A.L.288-1 as a test case. Folia Primatologica 47: 119-127.
  • Geissmann, T. (1986). Length estimate for KNM-ER 736, a hominid femur from the Lower Pleistocene of East Africa. Human Evolution 1: 481-493.
  • Geissmann, T. (1986). Mate change enhances duetting activity in the siamang gibbon (Hylobates syndactylus). Behaviour 96: 17-27.
  • Ziggiotti, E., and Geissmann, T. (1985). The genetical influence of the Matterhorn (Monte Cervino). Antropologia Contemopranea 8: 245-250.
  • Geissmann, T. (1984). Inheritance of song parameters in the gibbon song, analysed in 2 hybrid gibbons (Hylobates pileatus x H. lar). Folia Primatologica 42: 216-235.
  • Geissmann, T. (1983). Female capped gibbon (Hylobates pileatus Gray 1891) sings male song. Journal of Human Evolution 12: 667-671.