| Higher Taxa | Colubridae, Colubrinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) | 
        | Subspecies |  | 
        | Common Names | E: Ringed Kukri Snake | 
        | Synonym | Simotes annulifer BOULENGER 1893: 524 Holarchus annulifer — BARBOUR 1912:195
 Oligodon annulifer — MANTHEY & GROSSMANN 1997: 373
 Oligodon annulifer — TILLACK & GÜNTHER 2010
 Oligodon annulifer — WALLACH et al. 2014: 493
 | 
        | Distribution | Brunei Darussalam; Malaysia (East Malaysia: Borneo: Sabah); Indonesia (Sumatra: Sumatera Barat) 
 Type locality: Sabah, Malaysia.
 | 
        | Reproduction | oviparous | 
        | Types | Holotype: BMNH 1946.1.3.34 | 
        | Diagnosis | 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 1171 characters), are available for collaborators and contributors. Please contact us for details. | 
        | Comment | O. annulifer annulata is a valid species (F. WAGNER, pers. comm.); Oligodon annulifer annulata (LIDTH DE JEUDE 1922) was synonymized with O. signatus by TILLACK & GÜNTHER 2010. Synonymy mostly after TILLACK & GÜNTHER 2010. 
 Habitat: partly arboreal (Harrington et al. 2018).
 | 
        | Etymology | Named after the diminutive form (“annul-”) of Latin “anus” = ring and the verb “fero, ferre” = carry. | 
        | References | 
            Boulenger, G.A. 1893. Description of new reptiles and batrachians obtained in Borneo by Mr. C. Hose and Mr. A. Everett. Proc. Zool. Soc. London 1893: 522-528  - get paper hereDas, I. 1995. Amphibians and reptiles recorded at Batu Apoi, a lowland dipterocarp forest in Brunei Darussalam. Raffles Bull. Zool. 43: 157-180  - get paper hereDavid,P. & Vogel, G. 1996. The snakes of Sumatra. An annotated checklist and key with natural history notes. Bücher Kreth, Frankfurt/M. Harrington, Sean M; Jordyn M de Haan, Lindsey Shapiro, Sara Ruane 2018. Habits and characteristics of arboreal snakes worldwide: arboreality constrains body size but does not affect lineage diversification. Biological Journal of the Linnean Society 125 (1): 61–71  - get paper hereManthey, U. & Grossmann, W. 1997. Amphibien & Reptilien Südostasiens. Natur und Tier Verlag (Münster), 512 pp. (ISBN 3-931587-12-6)  - get paper hereStuebing, R.B. & INGER, R.F. 1999. A field guide to the snakes of Borneo. Natural history Publications (Borneo), Kota Kinabalu, 254 pp. [corrections in HR 31: 124].  - get paper hereStuebing, R.B., Inger, R.F. & Lardner, B. 2014. A field guide to the snakes of Borneo, second edition. Natural history Publications (Borneo) TEYNIÉ, ALEXANDRE; PATRICK DAVID, & ANNEMARIE OHLER 2010. Note on a collection of Amphibians and Reptiles from Western Sumatra (Indonesia), with the description of a new species of the genus Bufo. Zootaxa 2416: 1–43  - get paper hereTillack, Frank and Rainer Günther 2010. Revision of the Species of Oligodon from Sumatra and Adjacent Islands, with Comments on the Taxonomic Status of Oligodon subcarinatus (Günther, 1872) and Oligodon annulifer (Boulenger, 1893) from Borneo (Reptilia, Squamata, Colubridae). Russ. J. Herpetol. 16 (4): 265-294 [2009]  - get paper hereWallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.  | 
        | External links |  |