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Malagasy giant hognose snake (Leioheterodon madagascariensis) 1.jpg
Giant Malagasy hognose snake
Leioheterodon madagascariensis
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Superfamily: Elapoidea
Family: Pseudoxyrhophiidae
Dowling, 1975

About 22, see text

The Pseudoxyrhophiidae is a family of elapoid snakes, found mostly in Madagascar.[1] They were formerly placed as a subfamily of the Lamprophiidae, but have been more recently identified as a distinct family.[2]

It contains about 22 genera in two subfamilies:[3][4]


  1. ^ Cadle JE (2003). "Colubridae, Snakes in The Natural History of Madagascar". In Goodman SM, Benstead JP (eds.). The Natural History of Madagascar. Chicago: University of Chicago Press. pp. 997–1004. ISBN 978-0226303079.
  2. ^ Zaher H, Murphy RW, Arredondo JC, Graboski R, Machado-Filho PR, Mahlow K, et al. (2019-05-10). "Large-scale molecular phylogeny, morphology, divergence-time estimation, and the fossil record of advanced caenophidian snakes (Squamata: Serpentes)". PLOS ONE. 14 (5): e0216148. Bibcode:2019PLoSO..1416148Z. doi:10.1371/journal.pone.0216148. PMC 6512042. PMID 31075128.
  3. ^ Pyron RA, Burbrink FT, Wiens JJ (April 2013). "A phylogeny and revised classification of Squamata, including 4161 species of lizards and snakes". BMC Evolutionary Biology. 13 (1): 93. doi:10.1186/1471-2148-13-93. PMC 3682911. PMID 23627680.
  4. ^ "Pseudoxyrhophiidae". Retrieved 2022-07-21.