Your prehistoric threesome fantasy

Diplodocus for the endless deep throat and triceratops (horny minxes)

If you reckon you'd be 'deep' in a diplothroat you're dead eyed dick.  I am calling for Eskimo nell and Mexican Pete.

Also, I believe as plant scrunched, diplodici had very hard upper palates.

Personally I reckon Lucy and a coelocanth