Cyrtodactylus badenensis SANG, ORLOV & DAREVSKY, 2006

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Higher Taxa	Gekkonidae, Gekkota, Sauria, Squamata (lizards: geckos)
Subspecies
Common Names	Vietnamese: Thãn lãn vach
Synonym	Cyrtodactylus badenensis SANG, ORLOV & DAREVSKY 2006 Cyrtodactylus badenensis — NGUYEN et al. 2021
Distribution	S Vietnam (Ba Den mountains) Type locality: Mount Ba Den, Tay Ninh province, Vietnam (11°23’25’’ N and 106°09’42’’ E).
Reproduction	oviparous
Types	Holotype: ITBCZ (= ITBMZ) R 05.12 (Institute of Tropical Biology Museum of Zoology) (adult male), collected 4/2/2005 by Hoang Duc Dat, Nguyen Quoc Thang, and Nguyen Ngoc Sang.
Diagnosis	Diagnosis: C. badenensis sp. nov. is distinguished from other species of Indochina by the following combination of characters: enlarged femoral scales and femoral pores absent; 8 – 10 lower labials, 10 – 13 upper labials, 2 internasal scales; 25 – 28 row of the scales across the belly in the middle of body; 18 – 22 subdigital lamellae on the fouth toe of the hind limb. Unfortunately we had to temporarily remove additional information as this was scraped by multiple AI companies who sell that data to their customers. These details, e.g. detailed descriptions or comparisons (about 43 characters) are available for collaborators and contributors. Please contact us for details.
Comment	Habitat: deep rocky caves. Abundance: only known from its original description (Meiri et al. 2017).
References	Bobrov V.V., Semenov D.V. 2008. Lizards of Vietnam [in Russian]. Moscow, 236 pp. DAVID, PATRICK; TRUONG QUANG NGUYEN, NICOLE SCHNEIDER & THOMAS ZIEGLER 2011. A new species of the genus Cyrtodactylus Gray, 1827 from central Laos (Squamata: Gekkonidae). Zootaxa 2833: 29–40 - get paper here Do, Q.H., Nguyen, H.Q., Nguyen, H.M.V., Le, M.D., Ho, N.A.T., Pham, C.T., Nguyen, T.Q., Ziegler, T. & Ngo, H.T. 2025. Hidden biodiversity on the highest mountain in southern Vietnam: the fourth species of Cyrtodactylus Gray, 1927 (Squamata: Gekkonidae) from Tay Ninh Province. Zootaxa, 5725 (4), 475–495 - get paper here Geissler, P.; Nazarov, R.; Orlov, N.L.; Böhme, W.; My Phung, T.; Nguyen, T.Q. & Ziegler, T. 2009. A new species of the Cyrtodactylus irregularis complex (Squamata: Gekkonidae) from southern Vietnam. Zootaxa 2161: 20–32 - get paper here Grismer, L. L., Wood, P. L., Poyarkov, N. A., Le, M. D., Kraus, F., Agarwal, I., Oliver, P.M., Nguyen, S.N., Nguyen, T.Q., Karunarathna, S., Welton, L.J., Stuart, B.L., Luu, V.Q., Bauer, A.M., O’Connell, K.A., Quah, E.S.H., Chan. K,O., Ziegler, T., N 2021. Phylogenetic partitioning of the third-largest vertebrate genus in the world, Cyrtodactylus Gray, 1827 (Reptilia; Squamata; Gekkonidae) and its relevance to taxonomy and conservation. Vertebrate Zoology 71: 101–154 - get paper here LUU, VINH QUANG; THOMAS CALAME, Truong QUang Nguyen, MICHAEL BONKOWSKI & THOMAS ZIEGLER 2015. A new species of Cyrtodactylus (Squamata: Gekkonidae) from the limestone forest of Khammouane Province, central Laos. Zootaxa 4058 (3): 388–402 - get paper here LUU, VINH QUANG; TRUONG QUANG NGUYEN, HUY QUANG DO, THOMAS ZIEGLER, 2011. A new Cyrtodactylus (Squamata: Gekkonidae) from Huong Son limestone forest, Hanoi, northern Vietnam. Zootaxa 3129: 39–50 - get paper here LUU, VINH QUANG; Truong QUang Nguyen, MINH DUC LE, MICHAEL BONKOWSKI, THOMAS ZIEGLER 2016. A new species of karst-dwelling bent-toed gecko (Squamata: Gekkonidae) from Khammouane Province, central Laos. Zootaxa 4079 (1): 087–102 - get paper here LUU, VINH QUANG;THOMAS CALAME, MICHAEL BONKOWSKI, TRUONG QUANG NGUYEN & THOMAS ZIEGLER 2014. A new species of Cyrtodactylus (Squamata: Gekkonidae) from Khammouane Province, Laos. Zootaxa 3760 (1): 054–066 - get paper here Meiri, Shai; Aaron M. Bauer, Allen Allison, Fernando Castro-Herrera, Laurent Chirio, Guarino Colli, Indraneil Das, Tiffany M. Doan, Frank Glaw, Lee L. Grismer, Marinus Hoogmoed, Fred Kraus, Matthew LeBreton, Danny Meirte, Zoltán T. Nagy, Cristiano d 2017. Extinct, obscure or imaginary: the lizard species with the smallest ranges. Diversity and Distributions 24 (2): 262-273 - get paper here Nazarov, Roman A., Nikolai L. Orlov, Ngoc Sang Nguyen and Thu Cuc Ho. 2008. Taxonomy of naked-toes geckos Cyrtodactylus irregularis complex of south Vietnam and description of a new species from Chu Yang Sin Natural Park (Krong Bong district, Dac Lac province, Vietnam). Russ. J. Herpetol. 15 (2):141-156 - get paper here NAZAROV, ROMAN; NIKOLAY A. POYARKOV, NIKOLAI L. ORLOV, TRUNG MY PHUNG, TAO THIEN NGUYEN, DUC MINH HOANG & THOMAS ZIEGLER 2012. Two new cryptic species of the Cyrtodactylus irregularis complex (Squamata: Gekkonidae) from southern Vietnam. Zootaxa 3302: 1–24 - get paper here Ngo, Van Tri 2008. Two new cave-dwelling species of Cyrtodactylus Gray (Squamata: Gekkonidae) from Southwestern Vietnam. Zootaxa 1909: 37–51 - get paper here Ngo, Van Tri; Grismer, L. Lee; Grismer, J.L. 2008. A new endemic cave dwelling species of Cyrtodactylus Gray, 1827 (Squamata: Gekkonidae) in Kien Giang Biosphere Reserve, Southwestern Vietnam. Zootaxa 1967: 53–62 - get paper here Nguyen AT, Duong TV, Grismer LL, Poyarkov NA 2021. A new granite cave-dwelling Bent-toed Gecko from Vietnam of the Cyrtodactylus irregularis group (Squamata; Gekkonidae) and a discussion on cave ecomorphology. Vertebrate Zoology, 71: 155-174 - get paper here Nguyen, S.V., Ho, C.T. and Nguyen, T.Q. 2009. Herpetofauna of Vietnam. Chimaira, Frankfurt, 768 pp. Orlov, Nikolai L., Quang Truong Nguyen, Roman A. Nazarov, Natalia B. Anajeva and Ngoc Sang Nguyen. 2007. A new species of the genus Cyrtodactylus Gray, 1827 and redescription of Cyrtodactylus paradoxus (Darevsky et Szczerbak, 1997) [Squamata: Sauria: Gekkonidae] from south Vietnam. Russ. J. Herpetol. 14 (2):145-152 - get paper here PHUNG, TRUNG MY; MONA VAN SCHINGEN,, THOMAS ZIEGLER, & TRUONG QUANG NGUYEN 2014. A third new Cyrtodactylus (Squamata: Gekkonidae) from Ba Den Mountain, Tay Ninh Province, southern Vietnam. Zootaxa 3764 (3): 347–363 - get paper here Quang, Hoang Xuan, Nikolai L. Orlov, Natalia B. Ananjeva, Andrew G. Johns, Hoang N. Thao and Dau Q. Vinh. 2007. Description of a new species of the genus Cyrtodactylus Gray, 1827(Squamata: Sauria: Gekkonidae) from the Karst of north central Vietnam. Russ. J. Herpetol. 14 (2):98-106 - get paper here Rösler, H. & Glaw, F. 2008. A new species of Cyrtodactylus Gray, 1827 (Squamata: Gekkonidae) from Malaysia including a literature survey of mensural and meristic data in the genus. Zootaxa 1729: 8–22 - get paper here Rösler, Herbert; Thanh, Vu Ngoc; Truong, Nguyen Quang; Tri, Ngo Van & Ziegler, Thomas 2008. A new Cyrtodactylus (Squamata: Gekkonidae) from Central Vietnam. Hamadryad 33 (1): 48 – 63 - get paper here Sang, Nguyen Ngoc; Nikolai L. Orlov, and Ilya S. Darevsky 2006. Descriptions of two New Species of the Genus Cyrtodactylus Gray, 1827 (Squamata: Sauria: Gekkonidae) from Southern Vietnam. Russ. J. Herpetol. 13 (3): 215-226 Ziegler, T.; ROMAN NAZAROV, NIKOLAI ORLOV, TRUONG QUANG NGUYEN, THANH NGOC VU, KIEN NGOC DANG, TRI HUY DINH, ANDREAS SCHMITZ 2010. A third new Cyrtodactylus (Squamata: Gekkonidae) from Phong Nha-Ke Bang National Park, Truong Son Range, Vietnam. Zootaxa 2413: 20–36 - get paper here Ziegler, T.; TRUNG MY PHUNG, MINH DUC LE, Truong QUang Nguyen 2013. A new Cyrtodactylus (Squamata: Gekkonidae) from Phu Yen Province, southern Vietnam. Zootaxa 3686 (4): 432–446 - get paper here Ziegler, Thomas 2025. Geckos – bedrohte Vielfalt. Elaphe 2025 (1): 14-18 Ziegler, Thomas 2025. Fokus „Artenschutz in Vietnam“ bei der „Zootier des Jahres“- Artenschutz-Kampagne 2024 – „Der Gecko Elaphe 2025 (1): 20-35
External links	IUCN Red List National Center for Biotechnology Information http://www.vast.ac.vn/index.asp?fcid=2&progid=21002&newsid=676 Google images

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