Paracladopelma Harnisch

Zorina, Oksana V., 2006, Non­biting midges of the genus Paracladopelma Harnisch (Diptera: Chironomidae) from the Russian Far East, Zootaxa 1134, pp. 29-49 : 46-47

Key to males of Paracladopelma Harnisch

1. Anal tergite bands of H­type; superior volsella deeply divided into bare dorsal lobe and microtrichose and setose ventral lobe ( doris group) .............................................. 2

­ Anal tergite bands usually of Y­type, sometimes absent; superior volsella not as above, when dorsal membranous section is present, it is closely fused with ventral portion..... ....................................................................................................................................... 3

2. Superior volsella with pediform dorsal lobe (width 14 m) and triangular ventral lobe (width 14 m) with 4 or 5 setae; inferior volsella slightly pointed apically ( Figs. 4–5 ) ............................................................................................................................ P. d o r i s

­ Superior volsella with globular dorsal lobe (width 27 m) and oval ventral lobe (width 54 m) with 12 setae; inferior volsella apically rounded (Figs, 8, 9) ............................ ........................................................................................................ P. globosum sp. nov.

3. Superior volsella with membranous dorsolateral lobe, bare; ventromedian lobe covered by microtrichia and setae ( nigritulum group)....................................................... 4

­ Superior volsella evenly sclerotized, club shaped or foot like, covered by microtrichia and setae ( camptolabis group)...................................................................................... 5

4. Brown or dark brown midges; wing length 2.5–2.8 mm; AR 2.19–2.55; anal tergite bands absent; posterior margin of tergite IX triangular without lateral protuberances; ventrolateral part of superior volsella with 8–10 setae; gonostylus not constricted medially ( Figs. 20–21 ) .............................................................................. P. nigritulum

­ Yellowish brown midges; wing length 1.35–1.45 mm; AR 1.56–1.63; anal tergite bands Y­type; posterior part of tergite IX elongated with lateral protuberances; ventromedian margin of superior volsella with 2 setae; gonostylus constricted medially ( Figs. 6, 7 ) .......................................................................................... P. furudoprimum

5. Terminal combs of median and hind tibiae with 1 spur .............................................. 6

­ Terminal combs of median and hind tibiae with 2 spurs ............................................ 7

6. Inferior volsella pointed and ventromedially elongated; anal tergite bands of Y­type

( Figs. 12, 13 ) ............................................................................................ P. laminatum ­ Inferior volsella apically rounded, not pointed and elongated; tergite IX with medial longitudinal band only ( Figs. 14, 15 ) .................................................................. P. nais

7. Anal tergite bands absent; gonostylus with apical tubercle ( Figs. 16–19 ) ..................... ........................................................................................................................... P. n e re i s

­ Anal tergite bans of Y­type; gonostylus without tubercle ........................................... 8

8. Wing 2.5–2.9 mm long; AR 2.32–2.44; squama with 21 setae; anal point widest medially; superior volsella with elongated dorsolateral margin; inferior volsella apically rounded; gonostylus curved, widest at about midpoint ( Figs. 10, 11 ) ......... P. jacksoni

­ Wing 1.40–2.15 mm long; AR 1.58–2.19; squama with 1–11 setae; hypopygial structures different ............................................................................................................... 9

9. Superior volsella symmetrical, wide, triangular ........................................................ 10

­ Superior volsella foot shaped .................................................................................... 11

10. Gonostylus widest at about distal 1/3 length; anal point parallel sided; superior volsella length 31.5–49.5 m; R1 without setae ( Figs 22–24 ) ....................................... ......................................................................................... P. pseudocamptolabis sp. nov.

­ Gonostylus widest in middle; anal point widest subapically; superior volsella length 54 m; R1 with 12 or 13 setae ( Figs. 27, 28 ) ............................... P. urkanensis sp. nov.

11. Superior volsella with elongated dorsolateral margin; anal point widest subapically; gonostylus nearly straight and widest at about midpoint; HR 0.53–0.61; R1 without setae ( Figs. 25, 26 ) ......................................................................................... P. undine

­ Superior volsella with elongated base and rectangular distal part; anal point widest at about 2/3 length; gonostylus curved and slightly wider in distal 1/3; HR 0.44; R1 with 12–16 setae ( Figs. 1–3 ) ................................................................ P. augustum sp. nov.

Figures

FIGURES 1 – 5. Male imago Paracladopelma augustus sp. nov. (1 – 3) and Paracladopelma doris (4 – 5). 1, 4. Hypopygia. 2, 3, 5. Superior volsellae. Scale bar = 50 m.

FIGURES 20 – 24. Male imago Paracladopelma nigritulum (20 – 21) and Paracladopelma pseudocamptolabis sp. nov. (22 – 24). 20, 22. Hypopygia. 21, 24. Superior volsellae. 23. Gonostylus. Scale bar = 50 m.

FIGURES 6 – 9. Male imago Paracladopelma furudoprimum (6 – 7) and Paracladopelma globosum sp. nov. (8 – 9). 6, 8. Hypopygia. 7, 9. Superior volsellae. Scale bar = 50 m.

FIGURES 10 – 13. Male imago Paracladopelma jacksoni (10 – 11) and Paracladopelma laminatum (12 – 13). 10, 12. Hypopygia. 11, 13. Superior volsellae. Scale bar = 50 m.

FIGURES 14 – 19. Male imago Paracladopelma nais (14 – 15) and Paracladopelma nereis (16 – 19). 14, 16. Hypopygia. 15, 18, 19. Superior volsellae. 17. Anal point. Scale bar = 50 m.

FIGURES 25 – 28. Male imago Paracladopelma undine (25 – 26) and Paracladopelma urkanensis sp. nov. (27 – 28). 25, 27. Hypopygia. 26, 28. Superior volsellae. Scale bar = 50 m.