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48 results for “Megasoma”
Supplementary material 1 from: Prandi M, Grossi PC, Vaz-de-Mello FZ (2020) Revision of the Megasoma (Megasoma) gyas (Jablonsky in Herbst, 1785) species group (Coleoptera, Scarabaeidae, Dynastinae). ZooKeys 999: 109-145. https://doi.org/10.3897/zookeys.999.53130
The taxa of the genus Megasoma Kirby, 1825 (Coleoptera, Scarabaeidae, Dynastinae) related to M. gyas (Jablonsky in Herbst, 1785) are revised.
Figs. 11–15. Megasoma sleeperi, male. 11 in New Field Record for the Rare Dung Beetle, Phanaeus melampus Harold (Coleoptera: Scarabaeidae, Scarabaeinae)
Figs. 11–15. Megasoma sleeperi, male. 11) rt. elytra; 12) dorsal view protibia; 13) lateral view mesotibia; 14) lateral view metatibia; 15) dorsal view of parameres.
Figs. 5–8. Megasoma sleeperi, third instar. 5 in New Field Record for the Rare Dung Beetle, Phanaeus melampus Harold (Coleoptera: Scarabaeidae, Scarabaeinae)
Figs. 5–8. Megasoma sleeperi, third instar. 5) labium; 6) protarsis; 7) head capsule; 8) ventral view abdomen.
Figs. 9–10. Megasoma sleeperi, male. 9 in New Field Record for the Rare Dung Beetle, Phanaeus melampus Harold (Coleoptera: Scarabaeidae, Scarabaeinae)
Figs. 9–10. Megasoma sleeperi, male. 9) dorsal view head and pronotum; 10) lateral view head and pronotum.
Figs. 1–4. Megasoma sleeperi, third instar. 1 in New Field Record for the Rare Dung Beetle, Phanaeus melampus Harold (Coleoptera: Scarabaeidae, Scarabaeinae)
Figs. 1–4. Megasoma sleeperi, third instar. 1) epipharynx; 2) abdominal spiracle; 3) dorsal rt., lt. mandible; 4) ventral lt., rt. mandible.
Figs. 94–105. Megasoma occidentalis, third instar. 94 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 94–105. Megasoma occidentalis, third instar. 94) Head, frontal view; 95) epipharynx; 96–97) mandibles, ventral view, 96) right and 97) left; 98) labium and hypopharynx, dorsal view; 99) left maxilla dorsal view; 100) distal segment of antenna, dorsal view; 101) thoracic spiracle; 102) structure of holes of respiratory plate; 103) left prothoracic claw, lateral view; 104) venter of segment X of abdomen; 105) last abdominal segments, lateral view. Bar ¼ 1 mm for all figures except Fig. 102.
Figs. 81–92. Megasoma actaeon, third instar. 81 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 81–92. Megasoma actaeon, third instar. 81) Head, frontal view; 82) epipharynx; 83–84) mandibles, dorsal view, 83) left and 84) right; mandibles, ventral view, 85) right and 86) left; 87) right maxilla and hypopharynx, dorsal view; 88) detail of maxillary stridulatory area; 89) distal segment of antenna, dorsal view; 90) distal segment of antenna, ventral view; 91) left middle tarsal claw, anterolateral view; 92) second right abdominal spiracle. Fig. 81, bar ¼ 5 mm. Figs. 82–87, 89–90, 92, bar ¼ 1 mm. Figs. 88, 91, bar ¼ 0.5 mm.
Figs. 43–54. Megasoma vogti, third instar. 43 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 43–54. Megasoma vogti, third instar. 43) Head, frontal view; 44) epipharynx; 45) left maxilla and labium, ventral view; 46–47) mandibles, ventral view, 46) right and 47) left; 48–49) mandibles, dorsal view, 48) left and 49) right; 50) detail of maxillary stridulatory area; 51) distal segment of antenna, dorsal view; 52) left posterior tarsal claw, external view; 53–54) second right abdominal spiracle, 53) lateral view and 54) left ventrolateral view. Figs. 43–49, bar ¼ 1 mm. Figs. 50–54, bar ¼ 0.5 mm.
Fig. 42 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Fig. 42. ''Gumming wound'' made by adult Megasoma thersites on palo verde tree. Photo by Barney Streit.
Figs. 67–75. Megasoma elephas, third instar. 67 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 67–75. Megasoma elephas, third instar. 67) Head, frontal view; 68) epipharynx; 69–70) mandibles, ventral view; 69) right and 70) left; 71) right maxilla and hypopharynx, dorsal view; 72) detail of maxillary stridulatory area; 73) distal segment of antenna, dorsal view; 74) right posterior tarsal claw, external view; 75) second right abdominal spiracle. Fig. 76. Megasoma elephas, first instar, second right abdominal spiracle. Figs. 67–71, 75, bar ¼ 1 mm. Figs. 72–74, 76, bar ¼ 0.5 mm.
Fig. 41 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Fig. 41. Megasoma thersites on palo verde, Cercidium microphyllum Rose & I. M. Johnst. Photo by Barney Streit.
Figs. 55–65. Megasoma cedrosa, third instar. 55 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 55–65. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 57–58) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 62–63) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 55–58, 60, 65, bar ¼ 1 mm. Figs. 59, 61–64, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm.
Figs. 29–40. Megasoma thersites, third instar. 29 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 29–40. Megasoma thersites, third instar. 29) Head, frontal view; 30) epipharynx; 31–32) mandibles, ventral view, 31) right and 32) left; 33) distal part of right maxillary mala; 34) detail of maxillary stridulatory area; 35) right maxilla and hypopharynx, dorsal view; 36–37) distal segment of antenna, 36) dorsal view and 37) ventral view; 38) left posterior tarsal claw, external view; 39) second right abdominal spiracle; 40) microstructure of respiratory plate (5003). Figs. 29–32, 35, bar ¼ 1 mm. Figs. 33–34, 36–39, bar ¼ 0.5 mm.
Figs. 16–26. Megasoma punctulatus, third instar. 16 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 16–26. Megasoma punctulatus, third instar. 16) Head, frontal view; 17) epipharynx; 18–19) mandibles, ventral view, 18) right and 19) left; 20–21) mandibles, dorsal view, 20) left and 21) right; 22) left maxilla and hypopharynx, dorsal view; 23–24) distal segment of antenna, 23) dorsal view and 24) ventral view; 25) left posterior tarsal claw, external view; 26) second right abdominal spiracle. Figs. 16–22, bar ¼ 1 mm. Fig. 26, bar ¼ 0.5 mm.
Fig. 15 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Fig. 15. Megasoma pachecoi, males fighting on branch of Cercidium torreyanum. Tezopaco, Sonora, Mexico. August 1998. Photo by G. Nogueira.
Figs. 1–14. Megasoma pachecoi, third instar. 1 in Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology
Figs. 1–14. Megasoma pachecoi, third instar. 1) Head, frontal view; 2) epipharynx; 3–4) mandibles, ventral view, 3) right and 4) left; 5) right maxilla and hypopharynx, dorsal view; 6) detail of unci of lacinia; 7) detail of maxillary stridulatory area; 8–9) distal segment of antenna, 8) dorsal view and 9) ventral view; 10–11) left tarsal claws, external views, 10) middle and 11) posterior; 12) second left abdominal spiracle; 13) detail of bulla of spiracle, ventral view; 14) microstructure of respiratory plate (5003). Figs. 1–5, bar ¼ 1 mm. Figs. 6–13, bar ¼ 0.5 mm.
Figure 14 from: Prandi M, Grossi PC, Vaz-de-Mello FZ (2020) Revision of the Megasoma (Megasoma) gyas (Jablonsky in Herbst, 1785) species group (Coleoptera, Scarabaeidae, Dynastinae). ZooKeys 999: 109-145. https://doi.org/10.3897/zookeys.999.53130
Figure 14 Map of Caatinga's biome with collecting localities (grouped) of Megasoma gyas in northeastern Brazil.
Figures 5-7 from: Prandi M, Grossi PC, Vaz-de-Mello FZ (2020) Revision of the Megasoma (Megasoma) gyas (Jablonsky in Herbst, 1785) species group (Coleoptera, Scarabaeidae, Dynastinae). ZooKeys 999: 109-145. https://doi.org/10.3897/zookeys.999.53130
Figures 5-7 5 G-A Olivier 1789. "Entomologie ou Histoire Naturelle des Insectes", Tav. XVI fig. 252. Scarabaeus typhon6 G-A Olivier 1789. "Entomologie ou Histoire Naturelle des Insectes", Tav. XXVIII fig 247. Scarabaeus laniger7 G-A Olivier 1792. "Journal d'Histoire Naturelle", no. 8. Scarabaeus entellus
Figure 13 from: Prandi M, Grossi PC, Vaz-de-Mello FZ (2020) Revision of the Megasoma (Megasoma) gyas (Jablonsky in Herbst, 1785) species group (Coleoptera, Scarabaeidae, Dynastinae). ZooKeys 999: 109-145. https://doi.org/10.3897/zookeys.999.53130
Figure 13 Megasoma gyas ♀ from Brazil, Rio Grande do Norte, Tenente Laurentino A dorsal habitus B double head's tubercle C pronotum with carina.
Figure 25 from: Prandi M, Grossi PC, Vaz-de-Mello FZ (2020) Revision of the Megasoma (Megasoma) gyas (Jablonsky in Herbst, 1785) species group (Coleoptera, Scarabaeidae, Dynastinae). ZooKeys 999: 109-145. https://doi.org/10.3897/zookeys.999.53130
Figure 25 Megasoma hyperion sp. nov. from Brazil, MG, Águas Vermelhas, allotype ♀ A dorsal habitus B single head's tubercle C pronotum with carina.
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