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

Other hylids sympatric with Ptychohyla spinipollex include three species of Plectrohyla, each of which has a bony prepollex, heavy body, and rugose skin on the dorsum.

From A Review of the Middle American Tree Frogs of the Genus Ptychohyla by Duellman, William E.

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.

Breeding males have dark brown nuptial excrescences on the prepollex.

From Neotropical Hylid Frogs, Genus Smilisca 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.

Plectrohyla having a bifid prepollex, bold mottling on flanks and ventral surfaces of shanks, and vertical dark bars on anterior and posterior surfaces of thighs, and lacking vocal slits and outer tarsal fold.

From Descriptions of New Hylid Frogs From Mexico and Central America 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.