Original: Stegosaurus stenops , meaning '' narrow-faced roof lizard '' , was named by Marsh in 1887 , with the holotype having been collected by Marshal Felch at Garden Park , north of Cañon City , Colorado , in 1886 .
Simplified: Stegosaurus stenops : Named by Marsh in 1887 , it was discovered near Cañon City , Colorado , in 1886 .