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21 results for “Cotinis”
Figure 1. A in The green June beetle (Cotinis nitida) (Coleoptera: Scarabaeidae): local variation in the beetle's major avian predators and in the competition for mates
Figure 1. A stack of males piled up on the back of a receptive female. Note that the top male is facing in a different direction from the others and that he has everted his aedeagus, a sign of his strong sexual motivation.
Figure 29-31. Cotinis aliena Woodruff, pupal cases. 29 in The genus Cotinis Burmeister in the eastern United States, with description of a new species from the Florida Keys, including a checklist of the genus (Coleoptera: Scarabaeidae: Cetoniinae)
Figure 29-31. Cotinis aliena Woodruff, pupal cases. 29) Lateral view, empty. 30) Lateral view with beetle killed by fungus. 31) Caudal view.
Figure 17-28. Cotinis aliena Woodruff. 17 in The genus Cotinis Burmeister in the eastern United States, with description of a new species from the Florida Keys, including a checklist of the genus (Coleoptera: Scarabaeidae: Cetoniinae)
Figure 17-28. Cotinis aliena Woodruff. 17) Anterior left tibia, female. 18) Head, lateral, showing upturned clypeal process. 19) Male, showing rare, reddish, metallic color (line = 5 mm). 20) Anterior left tibia, male. 21) Head, frontal view of specimen in Fig. 18. 22-25) Head, showing variation in clypeal process. 26) Female genitalia, caudal view. 27) Single spine of internal sac of male genitalia, dorsal view, L = 1.2 mm). 28) Same in lateral view.
Figure 2 in The behaviour of Cotinis nitida Linnaeusı the green June beetle (Coleoptera: Scarabaeidae)ı on mowed lawns makes them especially vulnerable to bird predators
Figure 2. An American crow searching for prey while walking on the lawn in the manner of all avian predators of the green June beetle except the blue jays that scan for prey while perching in trees in and around the lawn in northern Virginia.
FIGURES 9–13. Cotinis barthelemyi. 9 in A new species and first record of Cotinis Burmeister (Coleoptera: Scarabaeidae: Cetoniinae) for Venezuela
FIGURES 9–13. Cotinis barthelemyi. 9. Habitus, dorsal view; 10. Habitus, lateral view; 11. Clypeus, frontal view; 12. Head, lateral view; 13.Meso-metasternum.
FIGURES 6–7. Cotinis patricialvarezae new species, 6 in A new species and first record of Cotinis Burmeister (Coleoptera: Scarabaeidae: Cetoniinae) for Venezuela
FIGURES 6–7. Cotinis patricialvarezae new species, 6. Parameres, frontal view; 7. Parameres, lateral view. Scale bar = 0.6 mm.
FIGURES 1–5. Cotinis patricialvarezae new species, 1 in A new species and first record of Cotinis Burmeister (Coleoptera: Scarabaeidae: Cetoniinae) for Venezuela
FIGURES 1–5. Cotinis patricialvarezae new species, 1. Habitus, dorsal view; 2. Habitus, lateral view; 3. Clypeus, frontal view; 4. Head, lateral view; 5. Meso-metasternum.
FIGURES 14–15. Cotinis barthelemyi. 14 in A new species and first record of Cotinis Burmeister (Coleoptera: Scarabaeidae: Cetoniinae) for Venezuela
FIGURES 14–15. Cotinis barthelemyi. 14. Parameres, frontal view; 15. Parameres, lateral view. Scale bar = 0.6 mm.
Fig. 5 in Sexual Characteristics in a Midwestern USA Population of Cotinis nitida Linnaeus (Coleoptera: Scarabaeidae) and Consequences for Determining Gender
Fig. 5. Primary sexual characteristics of Cotinis nitida. A. Partially everted vulva in sacrificed and fixed female. The arrows show two coxites. B. Two coxites (arrows) visible in situ in sacrificed and fixed female. C. Anal opening of a living female green June beetle inspected for presence of coxites (indicated with arrows). D. Penis of sacrificed and fixed male. The arrow indicates spiculum gastrale. The asterisks identify the lateral lobes. E. The spiculum gastrale (arrow) and the lateral lobes (asterisks) are visible in situ in sacrificed and fixed male. F. Anal opening of a living male being inspected for presence of spiculum gastrale (arrow) and absence of vertical coxites.
Fig. 4 in Sexual Characteristics in a Midwestern USA Population of Cotinis nitida Linnaeus (Coleoptera: Scarabaeidae) and Consequences for Determining Gender
Fig. 4. Pubescence of the last abdominal sternite in Missourian Cotinis nitida. A. Typical female pattern of pubescence with hairs on the medial part of the sternite. B. Typical male pattern of pubescence with the medial part of the sternite smooth and hairless. C, D. Non-typical patterns of pubescence in the female. Absence of hairs on the medial part of the sternite resembles male secondary sex characteristics.
Fig. 2 in Sexual Characteristics in a Midwestern USA Population of Cotinis nitida Linnaeus (Coleoptera: Scarabaeidae) and Consequences for Determining Gender
Fig. 2. Scatter diagrams of relative lengths of anterior tibiae to anterior tarsi in two sexes of Missourian population of Cotinis nitida. A. females. B. males. n 5 100 for each sex.
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.
Fig. 1 in Sexual Characteristics in a Midwestern USA Population of Cotinis nitida Linnaeus (Coleoptera: Scarabaeidae) and Consequences for Determining Gender
Fig. 1. Length of clypeal horn in Cotinis nitida. A. The outline of a typical male clypeal horn and how its length was measured (arrows). B. Distributions of the lengths of clypeal horn in Missourian green June beetles: the values for males and those for females overlap.
FIGURE 1. Cotinis aliena third instar. A in Description of the larvae of Cotinis aliena Woodruff, 2008 (Coleoptera: Scarabaeidae: Cetoniinae: Gymnetini), with a key to the known larvae of New World Gymnetini
FIGURE 1. Cotinis aliena third instar. A, habitus (scale bar = 3 mm); B, cranium frontal view (scale bar = 1.6 mm); C, epipharynx (scale bar = 0.3 mm); D–F, left mandible, dorsal, lateral and ventral view (scale bar = 0.6 mm); G, detail of stridulatory area; H–J, right mandible, ventral, lateral and dorsal view (scale bar = 0.6 mm); K, detail of stridulatory area.
FIGURE 2. Cotinis aliena third instar. A–B in Description of the larvae of Cotinis aliena Woodruff, 2008 (Coleoptera: Scarabaeidae: Cetoniinae: Gymnetini), with a key to the known larvae of New World Gymnetini
FIGURE 2. Cotinis aliena third instar. A–B, Maxillae and labium, dorsal and ventral view (scale bar = 0.8 mm); C, Last antennnomere, ventral view (scale bar = 0.3 mm); D, Left prothoracic spiracle; E, Detail of raster; F–H, lateral views of left legs, prothoracic, mesothoracic, and metathoracic leg (scale bar = 0.4 mm).
Figs. 13–14 in Teratological Cases in Five Species of Cotinis Burmeister (Coleoptera: Scarabaeidae: Cetoniinae: Gymnetini), with a Compilation of Teratologies in Scarabaeoidea
Figs. 13–14. Teratological cases in Cotinis mutabilis chromatic form "typica". 13) Partial pronotoschisis (arrow); 14) Bilateral trematelytry (arrows).
Figs. 1–6 in Teratological Cases in Five Species of Cotinis Burmeister (Coleoptera: Scarabaeidae: Cetoniinae: Gymnetini), with a Compilation of Teratologies in Scarabaeoidea
Figs. 1–6. Teratological cases in Cotinis species. 1) Pedunculate tumor (arrow) on the head of C. barthelemyi; 2) Malformation in the frontal projection (arrow) of C. fuscopicea; 3) Hemibrachelytry (arrow) in C. lebasi; 4) Asymmetrical teratology in the clypeal projection of C. nitida; 5) Malformation in the pygidial surface of C. mutabilis chromatic form "atrata" (lateral view); 6) Malformation in the pygidial surface of C. mutabilis chromatic form "atrata" (dorsal view).
Figs. 7–12 in Teratological Cases in Five Species of Cotinis Burmeister (Coleoptera: Scarabaeidae: Cetoniinae: Gymnetini), with a Compilation of Teratologies in Scarabaeoidea
Figs. 7–12. Teratological cases in Cotinis species. 7) Asymmetric teratology in the clypeal projection of C. mutabilis chromatic form "goryi"; 8) Asymmetric teratology in the clypeal projection of C. mutabilis chromatic form "typica" (specimen from Guerrero, Mexico); 9) Asymmetric teratology in the clypeal projection (arrow) of C. mutabilis chromatic form "typica" (specimen from Chiapas, Mexico); 10) Asymmetric teratology in the clypeal projection of C. mutabilis chromatic form "typica" (specimen from Escuintla, Guatemala); 11) Asymmetric teratology in the frontal projection (arrow) of C. mutabilis chromatic form "typica"; 12) Hemibrachelytry (arrow) in C. mutabilis chromatic form "typica".
Figure 2 in The green June beetle (Cotinis nitida) (Coleoptera: Scarabaeidae): local variation in the beetle's major avian predators and in the competition for mates
Figure 2. The first male (on the left) to reach a female has fallen back exposing the upper surface of his mate. A male arriving a short time later has mounted the female and is attempting (unsuccessfully) to copulate with her while she is in copula with the first male. Even after the first male disengaged and left the female she remained unreceptive to the second male.
FIGURE 3 in Description of the larvae of Cotinis aliena Woodruff, 2008 (Coleoptera: Scarabaeidae: Cetoniinae: Gymnetini), with a key to the known larvae of New World Gymnetini
FIGURE 3. Cotinis aliena, pupal cases with larval skins.
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