Church of Saint-Hilaire, Poitiers (Vienne).

The snake-spewer on this early 11th-century capital bears an interesting resemblance to the sheela-na-gig at Cavan...

...and a magnificent toothy 13th-century snake-spewer at Ballintubber Abbey in county Mayo.

 

Click to see the pair of male and female exhibitionists elsewhere in this church.