When entering the egg name to spawn an egg, typing the full name isn't necessary. You only have to type egg then the first four letters of the creature you want to spawn. For example, egg rapt will work just as well as egg raptor.
Warning: Enabling the following codes will result in the corresponding effect being in the game, permanently. The game must be re-installed to return to normal mode. Hold SHIFT + CTRL + X + S during game play to enable cheat mode. A red vertical line will appear in the bottom right corner to confirm correct code entry. Enter one of the following case-sensitive codes to activate the corresponding cheat:
CHEAT FUNCTION - CHEAT CODE Place units inside rectangles - Drawrect Grid appears on map - Grid
Hold SHIFT + CTRL + X + S during game play to enable cheat mode. Activate the following cheats by entering the corresponding codes:
CHEAT FUNCTION - CHEAT CODE More money - Money Kill the object currently selected - Kill Full map - Clear or jurassic Increase speed attribute - upgrade s Increase carry attribute - upgrade c Increase damage attribute - upgrade d Increase armor attribute - upgrade a Increase vision attribute - upgrade v Raptor egg - Egg raptor Tyrannosaurus egg - Egg trex Stegosaurus egg - Egg stegosaur Parasaurus egg - Egg parasaur Dilophosaurus egg - Egg dilo Triceratops egg - Egg triceratops Compy egg - Egg compy Pachycephalosaurus egg - Egg pachycephalosaurus Win current mission - Win Lose current mission - Lose Invincibility - Macleod Increase Eddie's and Nick's response - Extra Enable specified character ending - Audio Hold the dead - Dead Programmer message - Prince Programmer picture - Core Alien character and gun - Remdul Allow special winning setting - Evets Display available cheats - raggsdale Set health for selected unit - health Set health percentage for selected unit - hppr Pause game - SHIFT + F3 Advance frame by frame - SHIFT + F4 Resume game - SHIFT + F5