Ins Evenhuis, 2020

Evenhuis, Neal L., 2020, A new genus for Painter & Painter’s Villa “ celer ” - group in the New World (Diptera: Bombyliidae), Zootaxa 4748 (2), pp. 296-314 : 299-300

Key to Species of Ins Evenhuis in the New World

1. Patch of scales present on meron ( Fig. 3 ); pulvilli absent; apex of parameral sheath of male genitalia without minute spicules ( Figs. 23–28 ); distiphallus with subapical notch (e.g., Fig. 23A ); ejection apparatus of female genitalia two times length of sclerotized portion of spermatheca; apical valve of ejection apparatus short, not as wide as sclerotized portion of spermatheca (e.g., Fig. 30 ).................................................................... Ins Evenhuis , n. gen.... 2

-. Meron bare; pulvilli present or (rarely) absent; apex of parameral sheath with minute spicules ( Fig. 29 ); distiphallus of male genitalia with (Old World spp.) or without (New World spp.) subapical notch ( Fig. 22 ); ejection apparatus of female genitalia short, subequal in length to sclerotized portion of spermatheca; apical valve of ejection apparatus flat, broad, as wide as base of sclerotized portion of spermatheca ( Fig. 29 )................................................. Hemipenthes Loew

2. Base of wing pale brown to orange ( Figs. 20, 21 ); scape with white hairs on mesal projection......................... 3

-. Base of wing brown to dark brown ( Figs. 11–13, 15–16, 18–19 ); scape all black haired or admixed black and white haired... ................................................................................................... 4

3. Alula orange ( Fig. 20 ); large sized (12–13 mm)........................................ ignea (Macquart) , n. comb.

-. Alula smoky hyaline ( Fig. 21 ); small sized (ca. 7 mm)............................... pectorcolumbo Evenhuis , n. sp.

4. Pleura and mesonotal pile all dark brown, without white to yellow hairs................. martinorum (Painter) , n. comb.

-. Pleura and anterior mesonotal pile all white to yellow or admixed with darker hairs but not all dark pilose............... 5

5. Wing with anal cell virtually completely infuscated dark brown, may be hyaline at extreme tip or along posterior border (e.g., Figs. 13, 16, 19 )...................................................................................... 6

-. Anal cell infuscation limited to basal half, not extending to tip of wing (e.g., Figs. 12, 18 )............................ 9

6. Wing with band of infuscation subapically extending from end of R 1 posteriorly to end of wing infuscation in cells m1 and m2 ( Fig. 19 )......................................................................... zanouts Evenhuis , n. sp.

-. Band of infuscation from R 1 posteriorly to edge of wing not present subapically.................................... 7

7. Cell dm almost completely infuscated, only tip hyaline ( Fig. 13 )......................... constituta (Walker) , n. comb.

-. Cell dm hyaline on apical one-third ( Figs. 11, 16 )............................................................ 8

8. Scutellum with brown ground color dorsolaterally, black medially and along posterior margin; apical third of parameral sheath in dorsal view half width of basal third ( Fig. 27 )........................(South America) ... minas (Macquart) , n. comb.

-. Scutellum all black; apical third of parameral sheath in dorsal view more than half width of basal third ( Fig. 23 )...................................................................... (North America) ... celeris (Wiedemann) , n. comb.

9. Anal cell almost all hyaline or infuscated on basal one-fourth ( Fig. 12 )......................... curta (Loew) , n. comb.

-. Anal cell infuscated brown on basal half or more........................................................... 10

10. Infuscation in wing cell r2+3 extending almost to junction of R 4 and R 5; infuscation in radial area tending to fade to hyaline posterior portion ( Fig. 18 )...................................................... pleuralis (Williston) , n. comb.

-. Infuscation in cell r2+3 not extending much past junction of R 2+3; infuscation in radial portion of wing dimidiate, not fading (cf. Fig. 15 )..................................................................... leucocephala (Wulp) , n. comb.

Figures

FIGURE 3. Ins celeris, thoracic pleura showing patch of scales on meron. Arrow points to patch of scales anterior to posterior spiracle. Abbreviations: cx1 = fore coxa; cx2 = mid coxa; cx3 = hind coxa.

FIGURES 22–23. Male genitalia. 22, Hemipenthes jaennickeana, A, distiphallus and parameral sheath, lateral view, B. parameral sheath dorsal view. 23, Ins celeris, A, distiphallus and parameral sheath, lateral view, B. parameral sheath dorsal view. Abbreviations: dis = distiphallus; par = parameral sheath.

FIGURES 24–28. Ins, male genitalia. 24, I. constituta, A, distiphallus and parameral sheath, lateral view, B. parameral sheath dorsal view. 25, I. ignea, A, distiphallus and parameral sheath, lateral view, B. parameral sheath dorsal view. 26, I. martinorum, A, distiphallus and parameral sheath, lateral view, B. parameral sheath dorsal view. 27. I. minas, A, distiphallus and parameral sheath, lateral view, B. parameral sheath dorsal view. 28 I. pleuralis, A, distiphallus and parameral sheath, lateral view, B. parameral sheath dorsal view.

FIGURES 29–33. Female genitalia. 29, Hemipenthes jaennickeana, spermathecal complex; 30–33. Ins female spermathecal complexes. 30, I. celeris;31, I. curta; 32, I. galathea; 33. I. ignea. Abbreviations: ad = apical spermathecal duct; av = apical valve; bv = basal valve; fur= furca; ej = ejection apparatus; sp = spermathecal reservoir

FIGURES 20–21. Ins, details of base of wing. 20, I. ignea; 21, I. pectorcolumbo, n. sp.

FIGURES 10–19. Hemipenthes wing. 10, H. sinuosa. 11–17, Ins wings. 11, I. celeris; 12, I. curta; 13, I. constituta; 14, I. ignea; 15, I. martinorum; 16, I. minas; 17, I. pectorcolumbo, n. sp.; 18, I. pleuralis; 19, I. zanouts, n. sp.