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Lycodon semicarinatus (COPE, 1860)

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Higher TaxaColubridae, Colubrinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Loo-Choo Big-tooth Snake, Ryukyu Odd-tooth snake 
SynonymEumesodon semicarinatus COPE 1860: 263
Dinodon semicarinatus — BOULENGER 1892: 302
Dinodon semicarinatus — BOULENGER 1893: 362
Lepidocephalus fasciatus HALLOWELL 1860: 498
Dinodon semicarinatum — STEJNEGER 1907: 366
Dinodon semicarinatum — SCLATER 1950
Dinodon semicarinatum — GORIS & MAEDA 2004: 224
Dinodon japonicus
Lycodon semicarinatus — SILER et al. 2013 (by implication)
Dinodon semicarinatum — WALLACH et al. 2014: 237
Dinodon semicarinatus — ACKERMANN 2016 
DistributionJapan (Okinawa shima, Amami-oshima)

Type locality: “Loo Choo”.  
TypesSyntype: USNM 7354, ANSP 3479 [Lepidocephalus fasciatus] 
CommentSynonymy: According to STEJNEGER Cyclophiops semicarinatus and Dinodon semicarinatum are not the same. However, some of the synonyms might have been confused (this synonymy is after STEJNEGER 1907). 
  • Ackermann, L. 2016. In den Wäldern von Okinawa. Terraria-Elaphe 2016 (5): 48-51 - get paper here
  • Boulenger, G. A. 1892. Description of new reptiles and batrachians from the Loo Choo Islands. Ann. Mag. nat. Hist. (6) 10: 302-304 - get paper here
  • Boulenger, G.A. 1893. Catalogue of the snakes in the British Museum (Nat. Hist.) I. London (Taylor & Francis), 448 pp. - get paper here
  • Cope, E.D. 1860. Catalogue of the Colubridae in the Museum of the Academy of Natural Sciences of Philadelphia, with notes and descriptions of new species. Part II. Proc. Acad. Nat. Sci. Philadelphia 12: 241-266 - get paper here
  • Goris, R.C. & Maeda, N. 2004. Guide to the Amphibians and Reptiles of Japan. Krieger, Malabar, 285 pp.
  • Guo, Peng; Liang Zhang, Qin Liu, Cao Li, R. Alexander Pyron, Ke Jiang, Frank T. Burbrink 2013. Lycodon and Dinodon: One genus or two? Evidence from molecular phylogenetics and morphological comparisons. Molecular Phylogenetics and Evolution 68 (1): 144–149 - get paper here
  • Hallowell, E. 1861. Report upon the Reptilia of the North Pacific Exploring Expedition, under command of Capt. John Rogers, U. S. N. Proc. Acad. Nat. Sci. Philadelphia 12 [1860]: 480 - 510 - get paper here
  • Janssen HY, Pham CT, Ngo HT, Le MD, Nguyen TQ, Ziegler T 2019. A new species of Lycodon Boie, 1826 (Serpentes, Colubridae) from northern Vietnam. ZooKeys 875: 1-29 - get paper here
  • Kumazawa, Y.; Ota, H.; Nishida, M.; Ozawa, T. 1998. The complete nucleotide sequence of a snake (Dinodon semicarinatus) mitochondrial genome with two identical control regions. Genetics 150:313-329
  • Malnate, Edmond V. 1971. A catalogue of primary types in the Herpetological Collections of the Academy of Natural Sciences, Philadelphia (ANSP). Proccedings of the Academy of Natural Sciences of Philadelphia 123 (9): 345-375 - get paper here
  • Matsumoto, K., & Mori, A. 2021. Adaptive foraging strategy of an insular snake (Lycodon semicarinatus, Colubridae) feeding on patchily distributed nests of sea turtles. Behaviour, 1(aop), 1-31 - get paper here
  • Ryabov, S.; Kudrjavzev, S. & Ognev, S. 2003. Pflege und Zucht der Ryukyu-Grosszahnnatter, Dinodon semicarinatum (COPE 1861). Sauria 25 (3): 25-28 - get paper here
  • Sclater, J.A. 1950. Bionomic notes on some reptiles form Okinawa Shima, Ryukyu Islands, Japan. Ann. Mag. Nat. Hist. (12) 3: 113-116
  • Siler, C. D., Oliveros, C. H., Santanen, A., Brown, R. M. 2013. Multilocus phylogeny reveals unexpected diversification patterns in Asian wolf snakes (genus Lycodon). Zoologica Scripta 42: 262–277 - get paper here
  • Stejneger, LEONHARD H. 1907. Herpetology of Japan and adjacent territory. Bull. US Natl. Mus. 58: xx, 1-577 - get paper here
  • Stuart, Gary W.; Karen Moffett and Jeffery J. Leader 2002. A Comprehensive Vertebrate Phylogeny Using Vector Representations of Protein Sequences from Whole Genomes. Mol. Biol. Evol. 19 (4):554–562 - get paper here
  • Takiguchi, Isao; Ota, Hidetoshi 2006. Sexual dimorphism in a colubrid snake, Dinodon semicarinatum (Reptilia: Squamata), from Okinawajima Island of the Central Ryukyus, Japan. Current Herpetology 25 (2):79-92. - get paper here
  • Wallach, 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.
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