prepollex

/pri-pol-eks/US // prɪˈpɒl ɛks //

前列腺素,前列腺炎,前列腺

Definitions

n.名词 noun

1
plural pre·pol·li·ces [pri-pol-uh-seez]. /prɪˈpɒl əˌsiz/.
- : a rudimentary additional digit on the preaxial side of the thumb of certain amphibians and mammals.

The digits (and metacarpals) are considered by Ritland to be 1-4, in addition to the prepollex, rather than 2-5.
There are no ventrolateral glands, glandular area on the chin, or enlarged prepollex.
Males in the Hyla maxima group have a protruding bony prepollex like that characteristically found in Plectrohyla.
Breeding males have dark brown nuptial excrescences on the prepollex.
Each of the last two has a bony prepollex, rather rugose skin on the dorsum, and more squat body.