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Ceratophora tennentii GÜNTHER, 1861

IUCN Red List - Ceratophora tennentii - Endangered, EN
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Higher TaxaAgamidae (Draconinae), Sauria, Iguania, Squamata (lizards)
Subspecies 
Common NamesE: Rhinoceros Agama 
SynonymCeratophora tennentii GÜNTHER 1861: 281
Ceratophora tennentii — FERGUSON 1877: 13
Ceratophora tennentii — BOULENGER 1885: 278
Ceratophora tennenti — SMITH 1935: 153
Ceratophora tennentii — TAYLOR 1953: 1560
Ceratophora tennentii — MANTHEY & SCHUSTER 1999: 40
Ceratophora tennentii — PIANKA & VITT 2003: 124, 148 
DistributionSri Lanka (Ceylon)

Type locality: Ceylon  
Reproductionoviparous 
TypesSyntypes: BMNH 1946.8.27.32, ZMB 4774, ZMB 5119, "Ceylon" 
DiagnosisDiagnosis: Ceratophora tennentii is distinguished from all other Ceratophora by the com­ plex, laterally compressed rostral appendage (Fig. 4) (vs. rostral appendage not laterally compressed in all other Ceratophora). 
CommentArboreal. Illustration in BARTS & WILMS 2003.

“Uncommon” and endangered in Sri Lanka (BAHIR & SURASINGHE 200). 
EtymologyNamed after Sir James Emerson Tennent (1804-1866), an Irish lawyer, politician, and traveler. 
References
  • Amarasinghe, A. A. T.; U. Manthey, E. Stöckli, I. Ineich, S. 0 Kullander, F. Tiedemann, C. McCarthy & D. E. Gabadage 2009. The original descriptions and figures of Sri Lankan agamid lizards (Squamata: Agamidae) ofthe 18th and 19th centuries. Taprobanica 1 (1): 2-15 - get paper here
  • Amarasinghe, A.A.T.; Karunarathna, D.M.S.S. & Warakagoda, D. 2007. The endangered Sri Lanka Whistling Thrush Myophonus blighi eats an endangered lizard. BirdingASIA 7: 83–84
  • Bahir, M.M. & T. Surasinghe 2005. A conservation assessment of the Sri Lankan Agamidae (Reptilia: Sauria). Raffles Bull. Zool., Suppl. No. 12: 407-412 - get paper here
  • Barts, M. & Wilms, T. 2003. Die Agamen der Welt. Draco 4 (14): 4-23 - get paper here
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
  • Boulenger, G.A. 1885. Catalogue of the lizards in the British Museum (Nat. Hist.) I. Geckonidae, Eublepharidae, Uroplatidae, Pygopodidae, Agamidae. London: 450 pp. - get paper here
  • Boulenger, George A. 1890. The Fauna of British India, Including Ceylon and Burma. Reptilia and Batrachia. Taylor & Francis, London, xviii, 541 pp. - get paper here
  • Das, Indraneil & Abhijit Das 2017. A Naturalist’s Guide to the Reptiles of India, Bangladesh, Bhutan, Nepal, Pakistan and Sri Lanka. John Beaufoy Publishing Ltd., Oxford, 176 pp.
  • De SILVA 1994. An introduction to the herpetofauna of Sri Lanka. Lyriocephalus, 1 (1-2): 3-19
  • Ferguson, W. 1877. Reptile fauna of Ceylon. Letter on a collection sent to the Colombo Museum. Herbert, Ceylon
  • Günther, A. 1861. Reptiles, In: Tennent, J.E., Sketches of the natural history of Ceylon. London, Longman & Co., 500 pp. - get paper here
  • Günther, A. 1864. The Reptiles of British India. London (Taylor & Francis), xxvii + 452 pp. - get paper here
  • Hallermann, J. 2005. Mit Hörnern, Kämmen und Gleithäuten - die bizarren Baumagamen. Reptilia (Münster) 10 (51): 18-25 - get paper here
  • Hallermann, J. 2005. The bizarre arboreal agamids. Reptilia (GB) (42): 8-15 - get paper here
  • Janssen, Jordi and Anslem de Silva 2019. The presence of protected reptiles from Sri Lanka in international commercial trade. TRAFFIC Bulletin 31 (1): 9 - get paper here
  • Janzen, P.; Klaas, P. & Ziesmann, S. 2007. Die Agamen der Insel [Sri Lanka]. Draco 7 (30): 24-33 - get paper here
  • Manthey, U. 1979. Ceratophora tennenti (Hornagame*). Sauria 1 (1): 1-2 - get paper here
  • Manthey,U. & SCHUSTER,N. 1999. Agamen, 2. Aufl. Natur und Tier Verlag (Münster), 120 pp. - get paper here
  • Müller, Friedrich 1881. Zweiter Nachtrag zum Katalog der herpetologischen Sammlung des Basler Museums [1881 printed on paper]. Verh. naturf. Ges. Basel 7 (2): 166-174. - get paper here
  • Pethiyagoda, R. & K. Manamendra-Arachchi 1998. A revision of the endemic Sri Lankan agamid lizard genus Ceratophora Gray, 1835, with description of two new species. Journal of South Asian natural History 3 (1): 1
  • Pianka, E.R. & Vitt, L.J. 2003. Lizards - Windows to the Evolution of Diversity. University of California Press, Berkeley, 347 pp. [review in Copeia 2004: 955] - get paper here
  • Schulte, II , James A.; J. Robert Macey, Rohan Pethiyagoda and Allan Larson 2002. Rostral Horn Evolution among Agamid Lizards of the Genus Ceratophora Endemic to Sri Lanka. Molecular Phylogenetics and Evolution 22: 111-117 - get paper here
  • Smith, M.A. 1935. The fauna of British India, including Ceylon and Burma. Reptiles and Amphibia, Vol. II. Sauria. Taylor and Francis, London, 440 pp.
  • Somaweera, R. & Somaweera, N. 2009. Lizards of Sri Lanka: a colour guide with field keys. Chimaira, Frankfurt, 304 pp.
  • Taylor, E.H. 1953. A review of the lizards of Ceylon. Univ. Kansas Sci. Bull. 35 (12): 1525-1585 - get paper here
  • Whiting, Martin J.; Daniel W.A. Noble and Ruchira Somaweera 2015. Sexual dimorphism in conspicuousness and ornamentation in the enigmatic leaf-nosed lizard Ceratophora tennentii from Sri Lanka. Biological Journal of the Linnean Society, DOI: 10.1111/bij.12610 - get paper here
 
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