Sauria Monstra collects 14 classic short stories featuring dinosaurs and other reptiles from the past, along with Arthur Conan Doyle's classic novel, The Lost World. The stories included are:
- The Last of the Vampires (Phil Robinson)
- The Lizard (C. J. Cutcliffe Hyne)
- The Monster of Lake LaMetrie (W. A. Curtis)
- The Slaying of the Plesiosaurus (Edwin J. Webster)
- The Pterodactyl (T. C. Sloane)
- The Monster of “Partridge Creek” (Georges Dupuy)
- The Diplodocus (Porter Emerson Brown)
- The Last Haunt of the Dinosaur (Henry Francis)
- The Great Beast Of Kafue (Richard Dehan)
- The Lizard God (Charles J. Finger)
- The Beast of the Yungas (Willis Knapp Jones)
- The Paradise of the Ice Wilderness (Jul. Regis)
- The Ancient Horror (Hal Grant)
- Report on the Status Quo (Terence Roberts)
The last story noted is particularly of interest to cryptofiction enthusiasts, as it was written by well-known cryptozoologist Ivan T. Sanderson, under his pseudonym, Terence Roberts.