• Scientific papers     [up]

    2011

    39.  KOK, P. J. R., RIVAS, G. A. 2011. A new species of Anadia (Reptilia, Squamata) from the Venezuelan “Lost World”, northern South America. European Journal of Taxonomy 3: 1-18

    38.  KOK, P. J. R. 2011. A new species of the genus Gonatodes Fitzinger, 1843 (Reptilia: Sphaerodactylidae) from central Guyana, northern South America. Zootaxa 3018: 1-12 [full pdf on request]

    37.  KOK, P. J. R, MEANS, D. B. & BOSSUYT, F. 2011. A new highland species of Pristimantis Jiménez de la Espada, 1871 (Anura: Strabomantidae) from the Pantepui region, northern South America. Zootaxa 2934: 1-19     [full pdf on request]


    2010

    36.  WILKINSON, M. & KOK, P. J. R. 2010. A new species of Microcaecilia (Amphibia: Gymnophiona: Caeciliidae) from Guyana. Zootaxa 2719: 35-40 [full pdf on request]

    35.  KOK, P. J. R, MACCULLOCH, R. D., LATHROP, A., WILLAERT, B. & BOSSUYT, F. 2010. A new species of Anomaloglossus (Anura: Aromobatidae) from the Pakaraima Mountains of Guyana. Zootaxa     2660: 18-32 [full pdf on request]

    34.  KOK, P. J. R. 2010. A new species of Chironius Fitzinger, 1826 (Squamata: Colubridae) from the Pantepui region, northeastern South America. Zootaxa 2611: 31-44 [full pdf on request]

    33.      DESAMORE, A., VANDERPOORTEN, A., LAENEN, B., GRADSTEIN S. R. & KOK, P. J. R. 2010. Biogeography of the Lost World (Pantepui region, northeastern South America): insights from bryophytes. Phytotaxa 9: 254-265

    32.      KOK, P. J. R. 2010. A redescription of Anomaloglossus praderioi (La Marca, 1998) (Anura: Aromobatidae: Anomaloglossinae), with description of its tadpole and call. Papéis Avulsos de Zoologia, 50(4): 51-68

    31    . GOWER, D. J., WILKINSON, M., SHERRATT, E. & KOK, P. J. R. 2010. A new species of Rhinatrema Duméril & Bibron (Amphibia: Gymnophiona: Rhinatrematidae) from Guyana. Zootaxa, 2391: 47-60

  • 2009

  • 30.  MACCULLOCH, R. D., LATHROP, A., KOK, P. J. R., ERNST, R. & KALAMANDEEN, M. 2009. The genus Oxyrhopus (Serpentes: Dipsadidae: Xenodontinae) in Guyana: morphology, distributions and comments on taxonomy. Papéis Avulsos de Zoologia, 49(36): 485-495
  • 29. KOK, P. J. R. 2009. A new species of Oreophrynella (Anura: Bufonidae) from the Pantepui region of Guyana, with notes on O. macconnelli Boulenger, 1900. Zootaxa, 2071: 35-49 [full pdf on request]
  • 28. KOK, P. J. R. 2009. Lizard in the clouds: a new highland genus and species of Gymnophthalmidae (Reptilia: Squamata) from Maringma tepui, western Guyana. Zootaxa, 1992: 53-67 [full pdf on request]
  • 27.  CASTROVIEJO-FISHER, S., GUAYASAMIN, J. M. & KOK, P. J. R. 2009. Species status of Centrolene lema Duellman and Señaris, 2003 (Amphibia: Centrolenidae) revealed by Integrative Taxonomy. Zootaxa, 1980: 16-28 [full pdf on request]
    2008

    26.  KOK, P. J. R. & RIVAS FUENMAYOR, G. A. 2008. Typhlophis ayarzaguenai Señaris, 1998 is a junior synonym of Typhlophis squamosus (Schlegel, 1839). Amphibia-Reptilia, 29(4): 555-558

    25.  KOK, P. J. R. 2008. A new highland species of Arthrosaura Boulenger, 1885 (Squamata: Gymnophthalmidae) from Maringma tepui on the border of Guyana and Brazil. Zootaxa, 1909: 1-15 [full pdf on request]

  • 24.  MACCULLOCH, R. D., LATHROP, A., KOK, P. J. R., MINTER, L. R., KHAN, S. Z. & BARRIO-AMORÓS, C. L. 2008. A New Species of Adelophryne (Anura: Eleutherodactylidae) from Guyana, with Additional Description of A. gutturosa. Zootaxa, 1884: 36-50 [full pdf on request]
  • 23.  KOK, P. J. R. & CASTROVIEJO-FISHER, S. 2008. Glassfrogs (Anura: Centrolenidae) of Kaieteur National Park, Guyana, with notes on the distribution and taxonomy of some species of the family in the Guiana Shield. Zootaxa, 1680: 25-53 [full pdf on request]
    2007

    22.  KOK, P. J. R., RIVAS FUENMAYOR, G. A. & PAUWELS, O. S. G. 2007. The taxonomic status of the Venezuelan snakes Atractus matthewi and A. nororientalis (Serpentes, Colubridae). Zootaxa, 1493: 66-68 [full pdf on request]
  • 21.  KOK, P. J. R., ERNST, R. 2007. A new species of Allobates (Anura: Aromobatidae: Allobatinae) exhibiting a novel reproductive behaviour. Zootaxa, 1555: 21-38 [full pdf on request]
  • 20.  KOK, P. J. R., KOKUBUM, M. N. C., MacCULLOCH, R. D. & LATHROP, A. 2007. Morphological variation in Leptodactylus lutzi (Heyer, 1975) (Anura: Leptodactylidae) with description of its advertisement call and notes on its courtship behavior. Phyllomedusa, 6(1): 45-60
  • 19. KOK, P. J. R. & BENJAMIN, P. 2007. Stefania evansi (Groete Creek Carrying Frog): Froglet carrying. The Herpetological Bulletin, 100: 38-39
  • 18.  KOK, P. J. R., BENJAMIN, P. & LENGLET, G. L. 2007. Stefania woodleyi (Woodley's Treefrog). Defensive behavior. Herpetological Review, 38(2): 198
    2006

    17.  KOK, P. J. R. 2006. A new species of Hypsiboas (Amphibia: Anura: Hylidae) from Kaieteur National Park, eastern edge of  the Pakaraima Mountains, Guyana. Bulletin de l’Institut Royal des Sciences naturelles de Belgique, Biologie, 76: 191-200
  • 16.  KOK, P. J. R. 2006. A new snake of the genus Atractus Wagler, 1828 (Reptilia: Squamata: Colubridae) from Kaieteur National Park, Guyana, northeastern South America. Zootaxa, 1378: 19-35 [full pdf on request]
  • 15.  KOK, P. J. R., SAMBHU, H., ROOPSIND I., LENGLET, G. L. & BOURNE, G. R. 2006. A new species of Colostethus (Anura: Dendrobatidae) with maternal care from Kaieteur National Park, Guyana. Zootaxa, 1238: 35-61
  • 14.  COLE, C. J. & KOK, P. J. R. 2006. A New Species of Gekkonid Lizard (Sphaerodactylinae: Gonatodes) from Guyana, South America. American Museum Novitates, 3524: 1-13
  • 13.  GRANT, T., FROST, D. R., CALDWELL, J. P., GAGLIARDO, R., HADDAD, C. F. B., KOK, P. J. R., MEANS, B. D., NOONAN, B. P, SCHARGEL, W., & WHEELER, W. C. 2006. Phylogenetic systematics of dart-poison frogs and their relatives (Anura: Athesphatanura: Dendrobatidae). Bulletin of the American Museum of Natural History, 299: 1-262
  • 12.  KOK, P. J. R., MacCULLOCH, R. D., GAUCHER, P., POELMAN, E. H., BOURNE, G. R., LATHROP, A. & LENGLET, G. L. 2006. A new species of Colostethus (Anura: Dendrobatidae) from French Guiana with a redescription of Colostethus beebei (Noble, 1923) from its type locality. Phyllomedusa, 5(1): 43-66
  • 11.  KOK, P. J. R., BOURNE, G. R., BENJAMIN, P. & LENGLET, G. L. 2006. Stefania evansi (Groete Creek Carrying Frog). Reproduction. Herpetological Review, 37(2): 212-213
  • 10.  KOK, P. J. R., BOURNE, G. R., LAFONTAINE R-M., BENJAMIN, P. & LENGLET, G. L. 2006. Corallus hortulanus (Amazon Tree Boa). Diet. Herpetological Review, 37(2): 230-231
    2005

    9.  KOK, P. J. R., BOURNE, G. R., SAMBHU, H. & LENGLET, G. L. 2005. Geographic Distribution. Phrynohyas coriacea. Herpetological Review,     36(4): 462-463
  • 8.  KOK, P. J. R. 2005. A New Genus and Species of Gymnophthalmid Lizard (Squamata: Gymnophthalmidae) from Kaieteur National Park, Guyana. Bulletin de l’Institut Royal des Sciences naturelles de Belgique, Biologie, 75: 35-45
    2003

    7.      KOK, P. J. R., ROZE, J. A., LENGLET, G. L., SAMBHU, H. & ARJOON, D. 2003. Micrurus isozonus (Cope, 1860) (Serpentes, Elapidae): an addition to the herpetofauna of Guyana, with comments on other species of coral snakes from Guyana. Bulletin de l’Institut Royal des Sciences naturelles de Belgique, Biologie, 73: 73-79
    2002

    6    . KOK, P., JOORIS, R., PERCSY, C. & LENGLET, G. L. 2002. Dangers pour la faune indigène de l'introduction d'espèces animales à des fins ornementales : Rana bedriagae (Amphibia : Anura : Ranidae), un futur cas d'école ? Faune Belge : Etat des Lieux et Tendances Observées (avec une attention particulière pour les espèces exotiques). Bulletin de l’Institut Royal des Sciences naturelles de Belgique, 72(suppl.): 219-221
    2001

    5    . KOK, P. J. R. 2001. Note sur l'introduction de Rana bedriagae Camerano, 1882 (Anura, Ranidae) en Belgique et ses possibles implications sur la batrachofaune indigène. Les Naturalistes Belges, 82(1): 25-30
    2000

    4    . KOK, P. J. R. 2000. Addenda to "A survey of the anuran fauna of Montagne Belvédère, county of Saül, French Guiana". The Herpetological Bulletin, 73: 1
  • 3. KOK, P. J. R. 2000. A survey of the anuran fauna of Montagne Belvédère, county of Saül, French Guiana: field list with comments on taxonomy and ecology. The British Herpetological Society Bulletin, 71: 6-26
    1998

    2.  KOK, P. 1998. Ctenophryne geayi (Brown Egg Frog). Geographic Distribution. Herpetological Review, 29(4): 246
  • 1.  KOK, P. 1998. Anolis nitens chrysolepis (Goldenscale Anole). Predation. Herpetological Review, 29(1): 41

 
  • Popular papers [up]

    3. KOK, P. J. R. 2009. Amphibien und Reptilien über den Wolken – die Entschlüsselung der Artendiversität in einer vergessenen Welt. Terraria, 79: 75-80 [pdf on request]
  • 2.  KOK, P. J. R., BOURNE, G. R., ARJOON, D., WULFF, N. M. & LENGLET, G. L. 2005. Colostethus beebei. Charismatic Jewel of the Lost World: The Golden Rocket Frog. Reptilia, 38: 47-53
  • 1.  KOK, P. J. R., BOURNE, G. R., ARJOON, D., WULFF, N. M. & LENGLET, G. L. 2005. Colostethus beebei, una carismática joya del Mundo Perdido, 51: 51-57

  • Books [up]

  • 1.  KOK, P. J. R. & KALAMANDEEN, M. 2008. Introduction to the taxonomy of the amphibians of Kaieteur National Park, Guyana. Abc Taxa Volume 5, 288 pp, 151 figs.

    => Corrigenda [pdf]
  • => Book review by Ross D. MacCulloch, Royal Ontario Museum [pdf]

    => Comments by Enrique La Marca, Universidad de Los Andes, Mérida [link]

  • Book chapters [up]

     2. KOK, P. J. R. & PAUWELS, O. S. G. 2003. Amphibian Fauna of Na Haeo: a preliminary overview., pp 173-180, in: L. Ampornpan, L. A. & S. S. Dhillion. (Eds): The Environment of Na Haeo, Thailand: biodiversity, non-timber products and conservation. Craftman Press, Bangkok.
  • 1. PAUWELS, O. S. G. & KOK, P. J. R. 2003. Reptiles of Na Haeo: a preliminary survey, pp 163-171, in: L. Ampornpan, L. A. & S. S. Dhillion (Eds): The Environment of Na Haeo, Thailand: biodiversity, non-timber products and conservation. Craftman Press, Bangkok.



  • Book Reviews [up]

  • 1. PAUWELS, O. S. G. & KOK, P. J. R. 2011. Book Review. Secrets of the Snake Charmer: Snakes in the 21 st Century, by John C. Murphy. Herpetological Review, 42(2): 313