Common Buckeye Butterfly

Forewing brown with two orange cell bars and a white subapical band enclosing a single large eyespot; hindwing brown with to large eyespots and an orange submarginal band. Ventral hindwing seasonally variable; summer form (wet season) individuals light brown with a darker postmedian band including several small dark spots; winter form (dry season) individuals reddish-brown with less conspicuous pattern elements.
Field Marks: forewing brown with two orange cell bars and a white band enclosing a single large eyespot; hindwing brown with two large eyespots and a orange submarginal band. Ventral hindwing mottled brown to red.

http://www.flmnh.ufl.edu/wildflower/completebutterflydata.asp?id=33