|
2011 |
 Browne, S., Momberg, F., and Geissmann, T. (2011). Hoolock
gibbon status and conservation: Editorial. Gibbon Journal 6: 5-6.[PDF]
Ngwe Lwin, Geissmann, T., Saw Soe Aung, Thet Naing Aung, Zin Myo Aung, Tony Htin
Hla, Grindley, M., and Momberg, F. (2011). The Myanmar Hoolock Gibbon Conservation
Status Review: First results. Gibbon Journal 6: 18-21.[Abstract] [PDF]
Sun, G.-Z., Huang, B., Guan, Z.-H., Geissmann, T., and Jiang, X.-L. (2011). Individuality
in male songs of wild black crested gibbons (Nomascus concolor). American
Journal of Primatology 73: 431-438.[Abstract] [PDF] |
|
2010 |
| Van Ngoc Thinh, Mootnick, A. R., Geissmann, T., Ming
Li, Ziegler, T., Agil, M., Moisson, P., Nadler, T., Walter, L., and Roos, C. (2010).
Mitochondrial evidence for multiple radiations in the evolutionary history of small
apes. BMC Evolutionary Biology 10: 74 (http://www.biomedcentral.com/1471-2148/1410/1474). [Abstract] [PDF] von Allmen, A., and Geissmann, T. (2010). Soziale Kommunikation bei Schopfgibbons (Gattung Nomascus) in zoologischen Gärten. In Bürgin, T., and Straub, J. O. (eds.) Festschrift zum 70. Geburtstag von Prof. Dr. David Gaudenz Senn, T. Bürgin and J. O. Straub, St. Gallen and Allschwil, pp. 7-16 (German text). [PDF] |
|
2009 |
| 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 worldís 25 most endangered
primates 2008ó2010. IUCN/SSC Primate Specialist Group (PSG), International Primatological
Society (IPS), and Conservation International (CI), Arlington, VA, pp. 62-64. [PDF] Geissmann, T., Vu Ngoc Thanh, Dine, M. C., and Tu Minh Tiep (2009). Results of a gibbon survey in the Kim Hy Nature Reserve (Bac Kan province) in northeastern Vietnam. People Resources Conservation Foundation (PRCF), Vietnam Programme, Hanoi, 25 pp. [Abstract] [PDF] Geissmann, T., and Nguyen The Cuong (2009). Results of a rapid gibbon survey in the Lung Ri area (Trung Khanh district, Cao Bang province) in northeastern Vietnam. Fauna and Flora International (FFI), Vietnam Programme, Hanoi, 9 pp. [Abstract] [PDF] Dallmann, R., and Geissmann, T. (2009). Individual and geographical variability in the songs of wild silvery gibbons (Hylobates moloch) on Java, Indonesia. In Lappan, S. M., and Whittacker, D. (eds.) The gibbons: New perspectives on small ape socioecology and population biology, Springer, New York, pp. 91-110. [Abstract] [PDF] Keith, S. A., Waller, M. S., and Geissmann, T. (2009). Vocal diversity of Klossís gibbons (Hylobates klossii) in the Mentawai Islands, Indonesia. In Lappan, S. M., and Whittacker, D. (eds.) The gibbons: New perspectives on small ape socioecology and population biology, Springer, New York, pp. 51-71. [Abstract] [PDF] Grueter, C. C., Jiang Xuelong, Konrad, R., Fan Pengfei, Guan Zhenhua, and Geissmann, T. (2009). Are Hylobates lar extirpated from China? International Journal of Primatology 30: 553-567. [Abstract] [PDF] Geissmann, T. (2009). Door slamming: Tool-use by a captive white-handed gibbon (Hylobates lar). Gibbon Journal 5: 53-60. [Abstract] [PDF] Geissmann, T., and Anzenberger, G. (2009). Hormonal correlates of the ovarian cycle in the yellow-cheeked crested gibbon (Nomascus gabriellae), and a review of ovarian cycles in gibbons (Hylobatidae). Gibbon Journal 5: 61-73. [Abstract] [PDF] Geissmann, T., Geschke, K., and Blanchard, B. J. (2009). Longevity in gibbons (Hylobatidae). Gibbon Journal 5: 81-92. [Abstract] [PDF] Geissmann, T., Grindley, M., Momberg, F., Ngwe Lwin, and Saw Moses (2009). Hoolock gibbon and biodiversity survey and training in southern Rakhine Yoma, Myanmar. Gibbon Journal 5: 7-27. [Abstract] [PDF] Geissmann, T. (2009). Chinas letzte Weisswangen-Schopfgibbons: Ein Projektbericht aus dem Süden der Provinz Yunnan. Gibbon Conservation Alliance, Jahresbericht 5(May): 15 (German text, English abstract). [Abstract] [PDF] |
|
2008 |
| Geissmann, T., Grindley, M., Momberg, F., Ngwe Lwin,
and Saw Moses (2008). Hoolock gibbon and biodiversity survey and training in southern
Rakhine Yoma, Myanmar: Preliminary report, Myanmar Primate Conservation Program,
BANCA, FFI, PRCF and Yangon University, Yangon, Myanmar. 31 pp. [Abstract] [PDF] Geissmann, T. (2008). Gibbon paintings in China, Japan, and Korea: Historical distribution, production rate and context. Gibbon Journal 4: 1-38. [Abstract] [PDF] Geissmann, T. (2008). Inter-group conflict in captive siamangs (Symphalangus syndactylus). Gibbon Journal 4: 51-55. [Abstract] [PDF] 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(May): 10-21 (German text, English summary). [Abstract] [PDF] Geissmann, T., and Manella, B. (2008). Steroid secretion in siamang (Symphalangus syndactylus) skin glands. Gibbon Journal 4: 56-63. [Abstract] [PDF] |
|
2007 |
| Geissmann, T. (2007). Status reassessment of the gibbons:
Results of the Asian Primate Red List Workshop 2006. Gibbon Journal 3:
5-15. [Abstract] [PDF] 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. [Abstract] [PDF] 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. [Abstract] [PDF] 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). [Abstract] [PDF] |
|
2006 |
| Konrad, R., and Geissmann, T. (2006). Vocal diversity
and taxonomy of Nomascus in Cambodia. International Journal of Primatology
27: 713-745. [Abstract] [PDF] Geissmann, T. (2006). Forschungsbesprechung: Hulocks erhalten einen neuen Gattungsnamen [Research Review: Hoolocks get a new genus name]. Gibbon Journal 2: 37-39 (German text, English summary). [Abstract] [PDF] Geissmann, T. (2006). Schutz des Hainan-Schopfgibbons, 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). [Abstract] [PDF] Geissmann, T., Nijman, V., and Dallmann, R. (2006). The fate of diurnal primates in southern Sumatra. Gibbon Journal 2: 18-24. [Abstract] [PDF] 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). [Abstract] [PDF] Geissmann, T., and Nijman, V. (2006). Calling in wild silvery gibbons (Hylobates moloch) in Java (Indonesia): Behavior, phylogeny, and conservation. American Journal of Primatology 68: 1-19. [Abstract] [PDF] |
|
2005 |
| Chan, B.P.L., Fellowes, J.R., Geissmann, T. and Zhang,
J. (eds.) (2005). Status Survey and Conservation Action Plan for the Hainan Gibbon
-Version I (Last Updated November 2005). Kadoorie Farm & Botanic Garden Technical
Report No. 3. KFBG, Hong Kong SAR, iii + 33 pp. [Abstract] [PDF] 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. [Abstract] [PDF] Takacs, T.; 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. [Abstract] [PDF] Geissmann, T. (2005). Auf der Suche nach den letzten Gibbons von Hainan. Gibbon Journal 1: 18-22 (German text, English abstract). [Abstract] [PDF] Geissmann, T. (2005). Der Hainan-Schopfgibbon: Der bedrohteste Menschenaffe der Welt. Gibbon Journal 1: 10-12 (German text, English abstract). [Abstract] [PDF] |
|
2004 |
| 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. [Abstract] [PDF] 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. [Abstract] [PDF] Geissmann, T. (2004). Rettet die bedrohtesten Menschenaffen. Gibbon Conservation Alliance, Zürich. 2 pp. (German text). [PDF] |
|
2003 |
| Geissmann, T. (2003). Circumfacial markings in siamang
and evolution of the face ring in the Hylobatidae. International Journal of Primatology
24: 143-158. [Abstract] [PDF] Geissmann, T. (2003). Vergleichende Primatologie. Springer Verlag, Heidelberg & New York, XII+357 pp., ISBN 3-540-43645-6 (German Text). This book contains an extensive chapter on gibbons. [Summary] Geissmann, T. (compiler) (2003). Symposium on gibbon diversity and conservation: Concluding resolution. Asian Primates 8(3-4): 28-29. [Full text] [PDF] 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. [Full text] [PDF] Geissmann, T., Nguyen Xuan Dang; Lormée, N., and Momberg, F. (2003). Status review of gibbons in Vietnam. Asian Primates 8(3-4): 10-12. [Full text] [PDF] 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. |
|
2002 |
| Baker, L.R., Geissmann, T., Nadler, T., Long, B., and Walston,
J. (2002). Cambodia: Primate field guide. Phnom Penh, Cambodia: Fauna &
Flora Cambodia. 8 pp. (English and Khmer text). [PDF] Geissmann, T. (2002). Duet-splitting and the evolution of gibbon songs. Biological Reviews 77: 57-76. [Abstract] [PDF] 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), Wiley-Liss, New York, pp. 28-31. [Abstract] [Full text] [PDF] Geissmann, T., and Dallmann, R. (2002). Die Gesänge der Gibbons und die Evolution der Musik. Praxis der Naturwissenschaften 51(1): 21-29 (German text). [Abstract] [PDF] Geissmann, T., La Quang Trung, Trinh Dinh Hoang, Dang Ngoc Can, Pham Duc Tien, and Vu Dinh Thong (2002). Report on an overall survey of the Cao Vit gibbon population (Nomascus sp. cf. nasutus) in Trung Khanh District, Cao Bang Province (second overall survey). Fauna & Flora International, Asia Pacific Programme, Hanoi, 8 pp. [Full text] [PDF] |
|
2001 |
| Dallmann R., and Geissmann, T. (2001). Different levels
of variability in the female song of wild silvery gibbons (Hylobates moloch).
Behaviour 138: 629-648. [Abstract] [PDF] 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. [Abstract] [PDF] Also available from http://dpc.uba.uva.nl/ctz/vol70/ Geissmann, T. (2001). TiHo-Forscher warnt: Heimliches Aussterben der Kleinen Menschenaffen in Indochina. TiHo-Anzeiger (Tierärztliche Hochschule Hannover) 30(6): 8 (German text). [Full text] [PDF] 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. [Full text] [PDF] Roos, C., and Geissmann, T. (2001). Molecular phylogeny of the major hylobatid divisions. Molecular Phylogenetics and Evolution 19: 486-494. [Abstract] [PDF] Tallents, L.; Geissmann, T., Trinh Dinh Hoang, and La Quang Trung (2001). Survey for crested gibbons (genus Nomascus) in Bach Ma National Park, Viet Nam, April 2001. Fauna & Flora International, Indochina Programme, Hanoi, Vietnam, 5 pp. [Full text] [PDF] |
|
2000 |
| 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). [Summary] [PDF] Geissmann, T. (2000). Duet songs of the siamang, Hylobates syndactylus: I. Structure and organisation. Primate Report 56: 33-60. [Abstract] [Full text] [PDF] Geissmann, T. (2000). Gibbon songs and human music from an evolutionary perspective. In: The origins of music. Wallin, N.; Merker, B., and Brown, S. (eds.), pp.103-123, Cambridge, Massachusetts: MIT Press. [Abstract] [Full text] [PDF] 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. ISBN: 1-903703-03-4. English edition. [Summary] [PDF] 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. Vietnamese edition. [Summary] [PDF] Geissmann, T., and Orgeldinger, M. (2000). The relationship between duet songs and pair bonds in siamangs, Hylobates syndactylus. Animal Behaviour 60: 805-809. [Abstract] [PDF] 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. [Abstract] [PDF] |
|
1999 |
| Geissmann, T. (1999). Duet songs of the siamang, Hylobates
syndactylus: II. Testing the pair-bonding hypothesis during a partner exchange.
Behaviour 136: 1005-1039. [Abstract] [PDF] |
|
1997 |
| Braendle, C., and Geissmann, T. (1997). Behavioural
development of a pileated gibbon. International Zoo News 44: 4-16. [Abstract] [PDF] Geissmann, T., and Braendle, C. (1997). Helping behaviour in captive pileated gibbons (Hylobates pileatus). Folia Primatologica 68: 110-112. [Abstract] [PDF] Geissmann, T. (1997). New sounds from the crested gibbons (Hylobates concolor group): First results of a systematic revision. In: Verhandlungen der Deutschen Zoologischen Gesellschaft: Kurzpublikationen - Short Communications, 90. Jahresversammlung 1997 in Mainz, p. 170. Zissler, D. (ed.), Gustav Fischer, Stuttgart. [Full text] [PDF] |
|
1996 |
| Geissmann, T. (1996). Einsichten in der Affensystematik.
UniZürich (Magazin der Universität Zürich) 1996 (2):
71 (German text). [Abstract] [Full text] [PDF] |
|
1995 |
| Geissmann, T., and Orgeldinger, M. (1995). Neonatal
weight in gibbons (Hylobates spp.). American Journal of Primatology
36: 179-189. [Abstract] [PDF] Geissmann, T. (1995). Gibbon systematics and species identification. International Zoo News 42: 467-501. [Abstract] [PDF low resolution] [PDF high resolution] 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. [Abstract] [PDF] Geissmann, T. (1995). The yellow-cheeked gibbons (Hylobates gabriellae) in Nam Bai Cat Tien (southern Vietnam) revisited. Primates 36: 447-455. [Abstract] [PDF] |
|
1994 |
| Dal Pra, G., and Geissmann, T. (1994). Behavioural
development of twin siamangs (Hylobates syndactylus). Primates 35:
325-342. [Abstract] [PDF] Geissmann, T., and Lim, K.K.P. (1994). Extraction of bacula from tanned gibbon skins. Raffles Bulletin of Zoology 42: 775-780. [Abstract] [PDF] 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). Strasbourg: Université Louis Pasteur. [Abstract] [PDF]
Geissmann, T. (1994). Systematik der Gibbons. Zeitschrift des Kölner Zoo
37: 65-77 (German text, English abstract).[Abstract] [PDF] |
|
1993 |
| Geissmann, T. (1993). Hypertrichosis in a gibbon (Hylobates
muelleri). Journal of Medical Primatology 22: 317-319. [Abstract] [PDF] |
|
1991 |
| 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. [Abstract] [PDF] Geissmann, T. (1991). Sympatry between white-handed gibbons (Hylobates lar) and pileated gibbons (H. pileatus) in southeastern Thailand. Primates 32: 357-363. [Abstract] [PDF] Geissmann, T. (1991). The Spaeth gibbon collection. Natural History Bulletin of the Siam Society 39: 53-70. [Abstract] [PDF] Geissmann, T. (1991). A reassessment of age of sexual maturity in gibbons (Hylobates spp.). American Journal of Primatology 23: 11-22. [Abstract] [PDF] |
|
1990 |
| 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: ISOT X. Proceedings of the Tenth
International Symposium on Olfaction and Taste, Oslo, Norway, July 16-20, 1989,
pp. 115-131. Døving, K.B. (ed.), GCS (Graphic Communication System), Oslo. [Abstract] [PDF] Fischer, J.O., and Geissmann, T. (1990). Group harmony in gibbons: Comparison between white-handed gibbon (Hylobates lar) and siamang (H. syndactylus). Primates 31: 481-494. [Abstract] [PDF] |
|
1989 |
| Geissmann, T. (1989). Multiple births in catarrhine
monkeys and apes - A review. 78 pp. Il Sedicesimo, Firenze, Italy, 78 pp. [Abstract] [PDF] Geissmann, T. (1989). A female black gibbon, Hylobates concolor subspecies, from northeastern Vietnam. International Journal of Primatology 10: 455-476. [Abstract] [PDF] |
|
1987 |
| Geissmann, T. (1987). A sternal gland in the siamang
gibbon (Hylobates syndactylus). International Journal of Primatology
8: 1-15. [Abstract] [PDF] |
|
1986 |
| Geissmann, T. (1986). Mate change enhances duetting
activity in the siamang gibbon (Hylobates syndactylus). Behaviour 96:
17-27. [Abstract] [PDF] |
|
1984 |
| 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. [Abstract] [PDF] |
|
1983 |
| Geissmann, T. (1983). Female capped gibbon (Hylobates
pileatus Gray 1891) sings male song. Journal of Human Evolution 12:
667-671. [Abstract] [PDF] |
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