prepollex

American  

[pri-pol-eks] / prɪˈpɒl ɛks /

noun

prepollices plural

1. a rudimentary additional digit on the preaxial side of the thumb of certain amphibians and mammals.

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Other Word Forms

Noun Inflected Forms

• prepollices
  plural

Etymology

Origin of prepollex

From New Latin, dating back to 1885–90; see origin at pre-, pollex

Example Sentences

See Examples For:

prepollex prepollices

Both have the same kind of, and variation in, dorsal markings; conical, pigmented supernumerary tubercles on the toes; bilobate vocal sac; and large prepollex bearing horny nuptial spinules.

From Descriptions of New Hylid Frogs From Mexico and Central America by Duellman, William E.

Frogs of the genus Plectrohyla closely resemble species in the Hyla bistincta group but differ principally in having a projecting prepollex.

From A Review of the Frogs of the Hyla bistincta Group by Duellman, William E.

In the former the voice was retained, and a projecting prepollex spine developed, whereas in the latter the voice was lost, and the prepollex spine did not project.

From A Review of the Frogs of the Hyla bistincta Group by Duellman, William E.

A broad, flat, ossified prepollex is present but does not project as a spine.

From A Review of the Frogs of the Hyla bistincta Group by Duellman, William E.

There are no ventrolateral glands, glandular area on the chin, or enlarged prepollex.

From Descriptions of Two Species of Frogs, Genus Ptychohyla Studies of American Hylid Frogs, V by Duellman, William E.

The species in this group lack vocal slits and have either large, rectangular, or bifid prepollices.

From Descriptions of New Hylid Frogs From Mexico and Central America by Duellman, William E.

All of the species have a noticeable fold on the wrist and enlarged prepollices, bearing horny nuptial excrescences in breeding males.

From A Synopsis of Neotropical Hylid Frogs, Genus Osteocephalus by Duellman, William E.