Nomenclature of scales (top view of head)

In snakes, the internasal scales are those on top of the head between the scales that surround the nostrils.[1] They are usually paired and situated just behind the rostral.[2]

See also

References

  1. ^ Wright AH, Wright AA (1957). Handbook of Snakes of the United States and Canada. Ithaca and London: Comstock Publishing Associates. (7th printing, 1985). 1,105 pp. (in two volumes). ISBN 0-8014-0463-0.
  2. ^ U.S. Navy (1991). Poisonous Snakes of the World. United States Government. New York: Dover Publications Inc. 203 pp. ISBN 0-486-26629-X.


Allikas: https://en.wikipedia.org/wiki/Internasals
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