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FIGURES 64–70. Dasyus male terminalia. 64 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 64–70. Dasyus male terminalia. 64, Dasyus collaris genital ring; 65, D. collaris tegmen, lateral; 66, D. collaris parameres, distal; 67, D. collaris parameres, laterodistal; 68, D. variabilis tegmen, lateral; 69, D. variabilis parameres, distal; 70, D. variabilis parameres, laterodistal. phb, phallobasis (* apodeme); scm, second connective membrane (connecting genital ring to phallobasis); spg, spiculum gastrale (tergite IX element, * apodeme or cranial piece); sn9, abdominal sternite IX; tcm, third connective membrane (connecting abdominal segment VIII to genital ring). Scale = 1 mm.

FIGURES 57–63. Dasyus collaris, wing. 57 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 57–63. Dasyus collaris, wing. 57, right posterior wing; 58–60, first axillary (dorsal, ventral, head anterior detail); 61–62, second axillary (dorsal, ventral); 63, third axillary, dorsal. Veins (anterior to posterior): Pc, postcosta; C, costa; Sc, ScA, subcosta, Sc anterior; R, RA, RP, radius, R anterior, R posterior; MP, medial posterior; Cu, CuA, cubital, Cu anterior; A, AA, AP, anal, A anterior, A posterior. Folds (dotted lines; anterior to posterior): dl1, dl2, longitudinal fold 1 and 2; mf, medial fold; tf, transversal fold; af, anal fold; jf, jugal fold. Scale = 0.5 mm.

FIGURES 35–37 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 35–37. Dasyus collaris left maxilla (dorsal, inner, ventral; seta details with relative magnification of 3x). Scale = 0.2 mm.

FIGURES 35–37 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 35–37. Dasyus collaris left maxilla (dorsal, inner, ventral; seta details with relative magnification of 3x). Scale = 0.2 mm.

FIGURES 64–70. Dasyus male terminalia. 64 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 91–97. Dasyus variabilis variation. 91–93 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 91–97. Dasyus variabilis variation. 91–93, Dasyus variabilis male lectotype (dorsal, lateral, labels); 94, male (Espírito Santo, Santa Maria de Jetibá); 95, female (Espírito Santo, Baixo Guandu); 96–97, Calodactylus pilicollis male holotype (photograph by Enrica Steiner, sent by Eva Sprecher). Scale = 1 mm.

FIGURES 9–20. Male appendages. 9 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 9–20. Male appendages. 9, Dasyus collaris metacoxa; 10, Compsodactylus argentinus metacoxa; 11, C. argentinus apex of metatibia; 12, C. argentinus metafemur and tibia; 13, C. argentinus tibia, posterior view; 14, C. parvulus apex of metatibia; 15, C. parvulus metafemur and tibia; 16, C. parvulus tibia, posterior view; 17–18, C. argentinus aedeagus (lateral and parameres in dorsal view); 19–20, C. parvulus aedeagus (lateral and parameres in dorsal view). cxk, coxa-katepisternum articulation; cxp, coxopleural articulation; cxt, coxa-trochanter articulation; mbd, marginal bead; mip, metacoxal inner process (limit in dotted line). Scale = 1 mm.

FIGURES 30–34. Dasyus collaris mandibles. 30–33 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 30–34. Dasyus collaris mandibles. 30–33, Left mandible (dorsal, ventral, outer, molar); 34, molar of right mandible. Scale = 0.2 mm.

FIGURES 27–29. Dasyus collaris. 27 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 27–29. Dasyus collaris. 27, epipharynx (a, phobae; b, minute setae; details with relative magnification of 3x); 28, hypopharynx; 29, labium (left palp and some setae omitted). Scale = 0.5 mm.

FIGURES 52–56. Dasyus collaris pterothorax and abdomen. 52 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 52–56. Dasyus collaris pterothorax and abdomen. 52, pterothorax, dorsal (right side of mesoalinotum omitted); 53, mesoalinotum, internoventral; 54, episternum-epimeron complex and associated region, internal (apodeme limits of basalare and subalare in black line); 55–56, female abdomen (dorsal, ventral). Acronyms suffix 2 and 3 to thorax indicating mesothorax and metathorax elements, respectively (except to fragma: ph1–2); apn, postnotal apodeme; awp, anterior notal wing process; ba2–3, basalare; dm3, dorsal arm of metepimeron; em2–3, epimeron; es2–3, episternum; lp2–3, lateral arm of postnotum; ls2– 3, lateral arm of scutellum; mts, metathoracic spiracle; pcx, pleurocoxal articulation; pe2–3, prealare; ph1–2, first and second phragma; pla, pleural arm; po2, postalare; pyg, pygidium; sc2, mesoscutum; sn3–8, abdominal sternite 3–8; su3, subalare; st2, scutellum; tg1–8, abdominal tergite 1–8; va1–6, abdominal ventrite 1–6; wp2–3, pleural wing process. Scale = 1 mm.

FIGURES 21–23. Compsodactylus. 21 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 21–23. Compsodactylus. 21, Compsodactylus argentinus temones, dorsal; 22, C. argentinus endophallus, ventral (asperites details with relative magnification of 3x); 23, C. parvulus endophallus, ventral (asperites details with relative magnification of 3x). Scale: 0.2 mm.

FIGURES 71–77. Dasyus endophallus. 71 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 71–77. Dasyus endophallus. 71, Dasyus collaris right side (distal piece introverted); 72, D. collaris dorsal detail of temones; 73, D. collaris ventral detail of V-sclerite; 74–75, D. collaris right and left side; 76–77, D. variabilis right (distal piece introverted) and left side. fcm, first connective membrane (connecting tegmen to endophallus); ldd, dorsal lobes of distal piece; lpd, dorsal lobe of proximal piece; lpm, ventromedial lobe of proximal piece; lpp, ventroproximal lobe of proximal piece; lpv, ventrodistal lobe of proximal piece; M(O), musculus phallobaso-endophalloapodemalis; M(S), musculus endophalloapodemalis; ttm, temones tendon. Asperites details with relative magnification of about 10x. Scale = 0.5 mm.

FIGURES 78–83. Dasyus female terminalia. 78 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 78–83. Dasyus female terminalia. 78, Dasyus collaris terminalia with detail of asperites of proctiger area; 79, D. variabilis terminalia; 80, D. collaris pygidium, internal (showing paraproct-pygidium articulation); 81, D. collaris genitalia (right side without external elements; left side with detail of gonocoxite setae); 82, D. variabilis spermatheca complex; 83, D. collaris longitudinal section, lateral (accessory gland in dotted line). acg, accessory gland; bcx, bursa copulatrix; gcx, gonocoxite; ovd, oviduct; ppt, paraproct; pyg, pygidium; ret, rectum; spt, spermatheca; stg, gland of spermatheca; tg8–9, abdominal tergite VIII and IX. Details with relative magnification of about 10x. Scale = 0.5 mm.

FIGURES 38–45. Dasyus collaris. 38 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 38–45. Dasyus collaris. 38, prothorax, anterior (right side with cervix and coxa omitted); 39, prothorax, posterior (right without intersegmental membrane and coxa omitted); 40, prothorax, ventral (right side with hypomeron bridge detached); 41, protibia-tarsus of males (with protracted pretarsus), details: a, tarsomere V with retracted pretarsus, b–c, tarsomere V, inner (with protracted/retracted pretarsus, respectively), d, tarsomere I detail; 42, 43, mesotibia-tarsus (female, male); 44, metatibiatarsus of male (with protracted pretarsus) and detail of tarsomere V with retracted pretarsus; 45, apex of metatibia. am1, angulate margin between hypomeron and posterior fold of pronotum; am2, angulate margin between dorsal and ventral areas of posterior fold of pronotum. Scale = 1 mm.

FIGURES 1–8. Compsodactylus. 1–3 in Taxonomy of Neotropical genera Compsodactylus and Dasyus and notes on claw movement in Macrodactylini (Coleoptera: Scarabaeidae: Melolonthinae)

FIGURES 1–8. Compsodactylus. 1–3, Compsodactylus argentinus male lectotype (dorsal, lateral, labels); 4, labels of C. scabrosus male holotype (= C. argentinus); 5–6, C. parvulus male (dorsal, lateral); 7, C. parvulus female holotype labels; 8, labels of mislabeled male of C. parvulus. Scale = 1 mm.

FIGURE 109 in Taxonomic and nomenclatorial revision within the Neotropical genera of the subtribe Odontocheilina W. Horn in a new sense-22. Genus Cheilonycha Lacordaire, 1842 (Coleoptera: Cicindelidae)

FIGURE 109. Habitat of Cheilonycha a. auripennis (Lucas), Paraguay, Guaira. ditto, with one imago on the mound surface.

FIGURE 110 in Taxonomic and nomenclatorial revision within the Neotropical genera of the subtribe Odontocheilina W. Horn in a new sense-22. Genus Cheilonycha Lacordaire, 1842 (Coleoptera: Cicindelidae)

FIGURE 110. Habitat of Cheilonycha a. auripennis (Lucas), Paraguay, Guaira. the same but more heavily burned area with termite mounds.

FIGURES 93–103 in Taxonomic and nomenclatorial revision within the Neotropical genera of the subtribe Odontocheilina W. Horn in a new sense-22. Genus Cheilonycha Lacordaire, 1842 (Coleoptera: Cicindelidae)

FIGURES 93–103. Cheilonycha bucephalauripennis sp. nov., all from Brazil, Jataí (Jatahy on labels). 93–95––head: 93––♂, HT (MNHN); 94––♂, PT (MNHN); 95––♂, PT (SDEI); 96––ditto, mandibles; 97–99––head in dorsal view: 97––♂, PT (SDEI); 98––♂, HT (MNHN); 99––♂, PT (MNHN); 100–103––labrum: 100––♂, HT; 101––♂, PT (MNHN); 102––♂, PT (SDEI); 103––♀, AT (MNHN). Bars = 1 mm.

FIGURES 43–51. Cheilonycha a in Taxonomic and nomenclatorial revision within the Neotropical genera of the subtribe Odontocheilina W. Horn in a new sense-22. Genus Cheilonycha Lacordaire, 1842 (Coleoptera: Cicindelidae)

FIGURES 43–51. Cheilonycha a. auripennis (Lucas). 43–46––pronotum: 43––♀, "Brésil intérieur", LT (MNHN); 44––♂, Brazil, Cuyaba (SDEI); 45––♂, Mbaracayu (CCJM); 46––♀, ibid. (CCJM); 47–51––male aedeagus: 47––Paraguay, LT of syn. C. a. angustedilatata W. Horn (SDEI); 48–49––Paraguay, Mbaracayu (CCJM); 50–51––ditto, internal sac in left and right lateral view. Bars = 1 mm.

FIGURES 71–84. Cheilonycha a in Taxonomic and nomenclatorial revision within the Neotropical genera of the subtribe Odontocheilina W. Horn in a new sense-22. Genus Cheilonycha Lacordaire, 1842 (Coleoptera: Cicindelidae)

FIGURES 71–84. Cheilonycha a. chiquitosiana ssp. nov., all from Bolivia, San Chose de Chiquitos. 71–72––head: 71–– ♂, HT (UASC); 72––♀, PT (CCJM); 73–78––labrum: 73––♂, HT; 74––♂, PT (DBCN); 75––♂, PT (CCJM ex COSJ); 76––♀, AT; 77–78––♀, PT (CCJM and DBCN); 79–80—pronotum: 79––♂, HT; 80––♀, AT (DBCN); 81–84––elytron: 81––♂, HT; 82––♀, PT (CCJM); 83––♀, PT (DBCN); 84––♂, PT (DBCN). Bars = 1 mm.