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11 results for “Megadytes”
FIGURE 11 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 11. Distribution of the subgenus Bifurcitus in Central and South America: White line: distribution of M. lherminieri; black line: distribution of M. magnus; red spot: only known locality for M. ducalis.
FIGURE 7 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 7. Megadytes ducalis, male from collection Guignot: A) frontal view, B) ventral view of head and protarsus, C) left middle leg, D) dorso-lateral view of left side of head, pronotum and elytral base, E) ventro-lateral view of left hind leg. Scale bars = 5 mm.
FIGURE 3 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 3. Female of M. ducalis from collection Régimbart in MNHN [TL = 47.4 mm], the largest known diving beetle specimen in the world: "San Antônio da Barra, Prov. de Bahia, Brésil".
FIGURE 6 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 6. Megadytes magnus: A) median lobe with parameres in ventral view, B) tip of median lobe in lateral view, C) median lobe in ventro-apical view to show the long nose-like tip. Scale bars = 1.5 mm.
FIGURE 1 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 1. Habitus in dorsal view of: A) M. ducalis, B) M. lherminieri, C) M. magnus; habitus in ventral view of: D) M. ducalis, E) M. lherminieri (Ecuador, Esmeraldas), F) M. magnus (Paraguay, Cerro Lambaré).
FIGURE 5 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 5. Megadytes lherminieri: A) median lobe with parameres in ventral view, B) tip of median lobe in lateral view, C) median lobe in ventro-apical view to show the flat tongue-like tip. Scale bars = 1.5 mm.
FIGURE 8 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 8. Megadytes lherminieri, male, Ecuador, Esmeraldas: A) ventral view of head, left protarsus and left middle leg, B) dorsal view of left protarsus, C) ventro-lateral view of left hind leg; M. magnus, male, Paraguay, cerro Lambaré: D) ventral view of head, right protarsus and right middle leg, E) dorsal view of left protarsus, F) ventro-lateral view of left hind leg. Scale bars = 5 mm.
FIGURE 9 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 9. Habitat of M. lherminieri in Guadeloupe: (A) Pond in Savane Desrosière, Anse Bertrand, Grande-Terre, Guadeloupe, 27.VIII. 2013, N16°30'09" W61°28'25"; (B) Pond near Sainte Anne, Grande-Terre, Guadeloupe, 17.VIII. 2013, N16°14'19"/W61°21'03.6" (Photos: M. Manuel).
FIGURE 10. Collecting method for M in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 10. Collecting method for M. lherminieri in Guadeloupe: (A) Close up view at Etang Fromager, Le Moule, Grande- Terre, Guadeloupe, 18 V 2012, N16°19'18"/W61°24'04"; (B) Example of a trap with Megadytes and other diving beetles inside (trapping session in the pond shown in Fig. 9A); (C) Female of M. lherminieri from Guadeloupe (Photos: M. Manuel).
FIGURE 4 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 4. Megadytes ducalis, male specimen from collection Guignot: A) median lobe with parameres in ventral view, B) tip of median lobe in lateral view, C) anterior half median lobe in ventro-apical view; Megadytes ducalis, holotype: D) median lobe in ventral view (Foto: R. Angus). Scale bars = 1.5 mm.
FIGURE 2 in The return of the Duke - locality data for Megadytes ducalis Sharp, 1882, the world's largest diving beetle, with notes on related species (Coleoptera: Dytiscidae)
FIGURE 2. Habitus in lateral view of: A) M. ducalis, B) M. lherminieri, C) M. magnus.
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