| Cylindrophis ruffus | 
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| Scientific classification | 
| Domain: | Eukaryota | 
 
| Kingdom: | Animalia | 
 
| Phylum: | Chordata | 
 
| Class: | Reptilia | 
 
| Order: | Squamata | 
 
| Suborder: | Serpentes | 
 
| Family: | Cylindrophiidae | 
 
| Genus: | Cylindrophis | 
| Species: | C. ruffus | 
| Binomial name | 
| Cylindrophis ruffus 
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| Synonyms | 
| Anguis ruffa Laurenti, 1768[Anguis] rufus - Gmelin, 1788[Anguis] striatus Gmelin, 1788Eryx rufus - Daudin, 1803[Tortrix] rufa - Merrem, 1820[Scytale] Schuechzeri Merrem, 1820A[guis]. (E[lysia].) rufus - Hemprich, 1820Ilysia rufa - Lichtenstein, 1823Cylindrophis resplendens Wagler, 1828[Tortrix] rufus - Gray, 1831Cylindrophis rufa - Gray, 1842Cylindrophis rufus - Cantor, 1847Anguis rubra - Gray, 1849Anguis rufa Var. Javanica Gray, 1849Cylindrophis rufus - Boulenger, 1893Cylindrophis rufus rufus - M.A. Smith, 1943Cylindrophis rufus burmanus M.A. Smith, 1943
Cylindrophis rufus - Campden-Main, 1970
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The red-tailed pipe snake, red cylinder snake, or common pipe snake (Cylindrophis ruffus) is a nonvenomous cylindrophiid snake species found in Southeast Asia. No subspecies are currently recognized.