1. Department of Entomology; Iowa State University; Ames IA USA
2. Department of Entomology; University of Nebraska-Lincoln; Lincoln NE USA
3. USDA-ARS; Corn Insects and Crop Genetics Research Unit; Department of Entomology; Iowa State University; Ames IA USA
4. Department of Entomology and Acarology; University of São Paulo; São Paulo Brazil