White-Tipped Black Geometrid, Melanchroia chephise, Houston, Texas.
A diurnal moth, this one was photographed on the Katy Prairie NABA Butterfly Count about 30 miles NW of downtown Houston, Texas, on September 3, 2007.
Image: Biosparite [larger view].
This is a White-tipped Black Geometrid, Melanchroia chephise, although it resembles some of the wasp mimics in the Tiger Moth Family. [read more about it]