venter

At fertilization, the sperm swims down the neck to the venter and unites with the egg inside the archegonium.

From Textbooks ● Jan. 1, 2015

Dark brown spots are present on the flanks; the venter and posterior surfaces of the thighs are tan without dark spots.

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

Stuart made no mention of variation in the color of the venter.

From Amphibians and Reptiles of the Rainforests of Southern El Peten, Guatemala by William E. Duellman

The dorsal ground-color of Smilisca sordida is gray to pale tan or reddish brown; the venter is white.

From Neotropical Hylid Frogs, Genus Smilisca by William E. Duellman

Hair apparent by fifth day; dorsal one-half or two-thirds of body more darkly pigmented than venter by fourth day.

From Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado by Charles L. Douglas

At worst, we have become a nation of venters, easily provoked and quick to condemn.

From Los Angeles Times ● Apr. 29, 2016

Furthermore, the specimens from Michoacán have paler venters than do topotypic specimens.

From The Amphibians and Reptiles of Michoacán, México by William E. Duellman

For this purpose it is, that the muscules of their venters are so thick and strong; and have several duplicatures, as the bases of those muscules, whereupon the stress of their motion lies.

From Delineations of the Ox Tribe The Natural History of Bulls, Bisons, and Buffaloes. Exhibiting all the Known Species and the More Remarkable Varieties of the Genus Bos. by George Vasey

Males have a pale orange spot on the throat and a pale blue belly; females have immaculate venters.

From The Amphibians and Reptiles of Michoacán, México by William E. Duellman

Similar variation is known in D. melanolomus alternatus in Costa Rica, where some individuals have orange-red venters.

From Amphibians and Reptiles of the Rainforests of Southern El Peten, Guatemala by William E. Duellman