Figure 12: Approximate delineation of hybrid zones in the Cicindela splendida group in Nebraska. The occurrence of C. denverensis is depicted by an empty square, C. splendida by a gray square, and C. limbalis by a black square. A black circle indicates presence of C. denverensis × splendida hybrids, and a black triangle indicates the presence of C. limbalis × denverensis hybrids.