Fig. 3 in Sexual Characteristics in a Midwestern USA Population of Cotinis nitida Linnaeus (Coleoptera: Scarabaeidae) and Consequences for Determining Gender

Fig. 3. Anterior tibiae of Cotinis nitida. A. Typical female anterior tibia with three distinct teeth as reported by Goodrich (1963) for northeastern US green June beetle populations. B. Female anterior tibia of Missourian population showing three distinct teeth. C. Female anterior tibia of Missourian population with the basal tooth reduced. D. Female anterior tibia of Missourian population with basal tooth worn down and showing only two distal teeth. E. Typical male anterior tibia with two distinct distal teeth, and less evident basal tooth, as reported by Goodrich (1963) for northeastern US populations. F. Male anterior tibia of Missourian population showing two distinct teeth. G. Male anterior tibia of Missourian population with prominent basal tooth. H. Male anterior tibia of Missourian population without basal tooth.