. Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn. Biology; Zoology. 52 Bonner zoologische Beiträge 54 (2005) M. castaneus, but slightly less coarse (Fig. 54). Anten- nae of similar morphology as in M castaneus. Pronotum small in relation to head, distinctly tapering posteriad; puncturation less dense and more well de- fined than is usually the case in M. castaneus (Fig. 54). Legs even longer and more slender than in M. casta- neus; length of metatibia mm (maximum length in largest specimens of M. castaneus mm). Elytra an
. Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn. Biology; Zoology. 52 Bonner zoologische Beiträge 54 (2005) M. castaneus, but slightly less coarse (Fig. 54). Anten- nae of similar morphology as in M castaneus. Pronotum small in relation to head, distinctly tapering posteriad; puncturation less dense and more well de- fined than is usually the case in M. castaneus (Fig. 54). Legs even longer and more slender than in M. casta- neus; length of metatibia mm (maximum length in largest specimens of M. castaneus mm). Elytra and abdomen as in M. castaneus (Fig. 53). <$: protarsomeres I - IV distinctly dilated; sternite VII of similar morphology and chaetotaxy as in M. castaneus, but more oblong and posterior concavity shallower in relation to total length of sternite (Fig. 55); sternite VIII elongate and slender; aedeagus longer than in M. casta- neus and with longer and more slender ventral process (Figs. 56-57).. 55 Figs. 46-57. Medon castaneus (Gravenhorst) (46-52) and M. procerus (Perez Areas) (53-57): Habitus (46, 53); head and prono- tum (47, 54); male sternite VII (48, 55); aedeagus in lateral and in ventral view (49-57; 49, 50: northern Germany; 51, 52: Portu- gal). Scale bars: 46-48, 53-55: mm; 49-52, 56-57: Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Zoologisches Forschungsinstitut und Museum Alexander Koenig. Bonn : Das Forschungsinstitut
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