As these things happen, it's come to the planet's attention that a pair of Texas college students has been self-publishing a not-unsuccessful series of dinosaur-on-girl porno novellas on Amazon.

Given that the Internet requires elaborate sex fantasies involving The Price Is Right and the Muppets to even maintain an erection, dino porn seems quasi-puritanical. But these books sport outright hilarious art, which juxtaposes a blase stock photo model with a confused CG dinosaur. Here are the 10 best covers.