Helminthophis frontalis is a species of nonvenomous snake in the family Anomalepididae.[1] It is endemic to Costa Rica and Panama.[2]
^McDiarmid RW, Campbell JA, Touré T. 1999. Snake Species of the World: A Taxonomic and Geographic Reference, vol. 1. Herpetologists' League. 511 pp. ISBN 1-893777-00-6 (series). ISBN 1-893777-01-4 (volume).
^"Helminthophis". Integrated Taxonomic Information System. Retrieved 29 August 2007.
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Helminthophisfrontalis is a species of nonvenomous snake in the family Anomalepididae. It is endemic to Costa Rica and Panama. McDiarmid RW, Campbell...
ISBN 1-893777-01-4 (volume). "Helminthophis". Integrated Taxonomic Information System. Retrieved 29 August 2007. Helminthophis at the Reptarium.cz Reptile...
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