hemipenis


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hemipenis

[¦he·mē′pē·nəs]
(vertebrate zoology)
Either of a pair of nonerectile, evertible sacs that lie on the floor of the cloaca in snakes and lizards; used as intromittent organs.
References in periodicals archive ?
Enforcement agencies have discovered that now the big monitor lizard ( genus Varanus) -- found across deserts, forests and coastlines of the country -- is being poached for its hemipenis ( sexual organ), which is sold as a lucky charm for virility and fertility in men.
We recorded sex of individuals if possible based on external morphological characteristics or cloacal probing for the presence or absence of a hemipenis.
In snakes and lacertilians, exclusive paired structures developed along the lateral wall of the cloaca - the hemipenis, regarded as an autapomorphy of that group (RIEPPEL, 2000; POUGH et al.
Snakes were weighed to the nearest 1 g with a digital balance and sex was determined by everting the hemipenis or visual inspection.
With 17 enlarged subdigital lamellae in the fourth toe between the second and third phalange; 8 to 9 supralabials; semicircles separate supraorbitals among them for three scales and of the parietal ones for three to four scales; hemipenis without distai bifurcation.
In general, courtship in snakes involves an initial approach, juxtaposition of male's and female's cloaca and the insertion of one hemipenis, a pattern that is enriched by a diversity of behaviors (e.
bocagei as a subspecific form) are similar in having the outer sulcal lips of the hemipenis free and that they differed in this respect from all other Podarcis species.