Lawson, R.; Slowinski, J. B.; Burbrink, F. T. (2004). “A molecular approach to discerning the phylogenetic placement of the enigmatic snake Xenophidion schaeferi among the Alethinophidia”. 《Journal of Zoology》 263 (3): 285–294. CiteSeerX10.1.1.504.6967. doi:10.1017/S0952836904005278.
Lawson, R.; Slowinski, J. B.; Burbrink, F. T. (2004). “A molecular approach to discerning the phylogenetic placement of the enigmatic snake Xenophidion schaeferi among the Alethinophidia”. 《Journal of Zoology》 263 (3): 285–294. CiteSeerX10.1.1.504.6967. doi:10.1017/S0952836904005278.
reptarium.cz
reptile-database.reptarium.cz
“Xenophidion”. The Reptile Database. 2014년 9월 21일에 확인함.