Monstergirls of the futa snake,naga and lamia kind, plus the one medusa.

Excellia the futanari horned cowgirl/minotaur for the monstergirl tag.

Excellia is a cowgirl or a minotaur from Corruption of Champions and im not clear on what that is exactly but it spawned this great art. Some are futa some are not, so theres enough for two posts.

More of those animations up ahead in the Monstergirls tag.

Futanari Monstergirls of the slime and goo variety. I believe the first girl is from this comic:

A to Z Futanari Comic by Doxy

Also this one has a slime girl and a nice boob fuck:

Space Bop Futanari Comic by Tentaclemonsterchu