http://css-tricks.com/examples/ShapesOfCSS/
Square
Triangle Up
Triangle Top Left
Curved Tail Arrow
Star (5-points)
Infinity
rectOval_1
Rectangle
Triangle Down
Triangle Top Right
Trapezoid
Pentagon
Diamond Square
 
Circle
Triangle Left
Triangle Bottom Left
Parallelogram
Octagon
Diamond Shield
 
Oval
Triangle Right
Triangle Bottom Right
tar (6-points)
Heart
Diamond Narrow
 
Pac-Man
Egg
Cut Diamond

Hexagon

     

Talk Bubble

12 Point Burst via Alan Johnson

8 Point Burst via Alan Johnson

Yin Yang via Alexander Futekov

Badge Ribbon via Catalin Rosu

Space Invader via Vlad Zinculescu

 
TV Screen
Chevron
Magnifying Glass

Facebook Icon

Cone
Moon