Chelipoda species

Published, First, 2007, The Hemerodromiinae (Diptera: Empididae) of New Zealand II. Chelipoda Macquart, Zootaxa 1537 (1), pp. 1-88 : 7-9

publication ID

https://doi.org/ 10.11646/zootaxa.1537.1.1

persistent identifier

https://treatment.plazi.org/id/6A078784-BA62-FFB5-AFFE-F9081C9BF245

treatment provided by

Felipe

scientific name

Chelipoda species
status

 

Key to male Chelipoda species in New Zealand

1 At least one anterior dorsocentral seta modified as flattened plate or long curving spine .......................... 2

- Anterior dorsocentrals unmodified (occasionally dc1 very short and stout)............................................... 3

2 dc1 flattened & plate-like, projecting anteriorly (Fig. 81) ................................................. 37. gracilis View in CoL sp. n.

- dc1 & dc2 very long, dc1 inclined anteriorly at 45° above head (Fig. 77); Vein R 1 short, strongly curved apically ........................................................................................................................... 36. ultraferox View in CoL sp. n.

3 Wings with modified venation, dark markings or patches of macrotrichia................................................. 4

- Wings with simple venation, unmarked (although stigma may be present)................................................ 9

4 Cell dm open, upper crossvein absent ( Fig. 139 View FIGURES 131–139 ) ............................................................ 35. cycloseta View in CoL sp. n.

- Cell dm closed ( Figs. 134–136, 138 View FIGURES 131–139 ) ........................................................................................................... 5

5 Wings veins distorted, blackened and thickened basally; cell dm distorted ( Fig. 137 View FIGURES 131–139 ) ....8. digressa Collin View in CoL

- Wings normal, basal veins not distorted, blackened and thickened basally ............................................... 6

6 Wings with 2 sharply defined circular black spots on membrane ( Fig. 138 View FIGURES 131–139 )................ 18. mirabilis Collin View in CoL

- Wings otherwise........................................................................................................................................... 7

7 Submarginal cell (r 3) narrowed between R 2+3 and R 4+5 bearing conspicuous patch of macrotrichia dorsally.......................................................................................................................................... 26. aritarita View in CoL sp. n.

- Wing otherwise ............................................................................................................................................ 8

8 Antenna bright orange; wing greyish black anteroapically............................................ 33. tangerina View in CoL sp. n.

- Antennae darker (particularly postpedicel); wing greyish anteriorly ............................. 3. fuscoptera View in CoL sp. n.

9 Scape distinctly elongated, at least 2X as long as deep ............................................................................. 10

- Scape short, usually no more than 1.5X as long as deep ........................................................................... 13

10 Eyes touching on face................................................................................................................................ 11

- Eyes at least narrowly separated on face ................................................................................................... 12

11 Arista long pilose ............................................................................................................. 28. oblinita Collin View in CoL

- Arista minutely pilose ......................................................................................................... 29. oblata Collin View in CoL

12 Thorax black; T 1 almost linear.................................................................................... 34. rangopango View in CoL sp. n.

- Thorax dirty orange-brown with pleura yellow; T 1 constricted on distal 0.2............. 30. australpina View in CoL sp. n.

13 Thorax elongate (Figs. 80, 82–90 140), scutum> 1.4X as long as width of notopleural suture viewed from above; cell cup open or closed................................................................................................................... 16

- Thorax short (Figs. 79, 143), scutum <1.4X as long as width of notopleural suture viewed from above; cell cup always closed and rounded apically ( Fig. 133 View FIGURES 131–139 )............................................................................ 14

14 Thorax yellow with narrow dark stripe on scutum medially.......................................... 7. mediolinea View in CoL sp. n.

- Thorax yellowish or brownish, no distinct stripe on scutum..................................................................... 15

15 C 1 pale, contrasting with rest of legs ................................................................................... 1. modica Collin View in CoL

- C 1 similarly coloured as F 2 & F 3 ..................................................................................... 2. moderata Collin View in CoL

16 Cell cup distinctly closed, at least in distal 0.5; A 1 strong, at least distally............................................... 17

- Cell cup more or less open; A 1 weak although often stronger about junction with CuA 2 ( Figs. 131, 132, 136 View FIGURES 131–139 )............................................................................................................................................................ 19

17 Pleura clear pale yellow .................................................................................................... 13. delecta Collin View in CoL

- Pleura darker brownish yellow .................................................................................................................. 18

18 Epandrial lobe bluntly trifid ( Fig. 22 View FIGURES 16–22 ); femoral formula = 4(4–4)/19(18–22)/13(11–15)/4(4–5) ................. ........................................................................................................................................... 5. atrocitas View in CoL sp. n.

- Epandrial lobe bluntly pointed ( Fig. 60 View FIGURES 56–62 ); femoral formula = 4(4–4)/19(18–20)/10(9–11)/4(4–5) ............... .............................................................................................................................................. 4. tainuia View in CoL sp. n.

19 C 1 shorter than thorax ................................................................................................................................ 20

- C 1 as long as or longer than thorax ( Figs. 123 View FIGURES 117–123 , 140 View FIGURES 140–146 ).................................................................................. 23

20 C 1 very short, 0.6X as long as thorax ......................................................................... 38. rakiuraensis View in CoL sp. n.

- C 1 longer, 0.9X as long as thorax ............................................................................................................. 21

21 Scutum bright yellow with lateral brown stripes ............................................................. 32. lateralis View in CoL sp. n.

- Scutum darker yellowish or reddish brown to black with any stripes less clearly defined ....................... 22

22 Postpedicel 6X as long as wide ( Fig. 116 View FIGURES 104–116 ) ........................................................................ 31. didhami View in CoL sp. n.

- Postpedicel 3X as long as wide ( Fig. 112 View FIGURES 104–116 ) ........................................................................ 27. trepida Collin View in CoL

23 Postpedicel long; arista absent or vestigial, at most 0.3X as long as postpedicel .................................... 24 - Postpedicel shorter; arista at least 0.3X as long as postpedicel ................................................................. 27

24 C 1 very long, almost 2X as long as thorax ( Fig. 123 View FIGURES 117–123 )........................................................ 24. secreta Collin View in CoL

- C 1 at most 1.3X as long as thorax .............................................................................................................. 25

25 Postpedicel 20X as long as wide, arista absent ( Fig. 107 View FIGURES 104–116 ).............................................. 23. puhihiroa View in CoL sp. n.

- postpedicel shorter, arista absent or present .............................................................................................. 26

26 Postpedicel> 10X as long as wide; arista minute, hair-like ( Fig. 102 View FIGURES 91–103 ) ..................... 22. longicornis Collin View in CoL

- postpedicel 10X as long as wide; arista 0.15X as long ( Fig. 98 View FIGURES 91–103 )................................... 20. cornigera View in CoL sp. n.

27 Cell cup rounded apically; dc1 & dc2 minute or absent.................................................... 12. abjecta Collin View in CoL

- Cell cup right angular or produced apically; dc1 & dc3 usually well developed...................................... 28

28 Ground colour of mesonotum yellow, a distinct dark median stripe widening behind and an interrupted lateral stripe ............................................................................................................. 25. monorhabdos View in CoL sp. n.

- Ground colour of mesonotum darker, any stripes less distinct or differently arranged (dusting stripes may be strong however) .................................................................................................................................... 29

29 postpedicel at least 3X as long as wide; pleura with 2 distinct ground colour stripes on dark surround .. 30

- postpedicel <3X as long as wide; pleura with only one well defined ground colour stripe or stripes very obscure....................................................................................................................................................... 31

30 C 1 with strong setae in front, basally much longer than C 1 is deep ( Fig. 119 View FIGURES 117–123 ) .................... 10. abdita Collin View in CoL

- C 1 without strong setae in front...................................................................................... 9. consignata Collin View in CoL

31 Ground colour of pleura with well defined pale stripe on dark surround.................................................. 32

- Ground colour of pleura dark, any stripes obscure.................................................................................... 33

32 F 1 with 2 rows each of denticles & spines, all 4 rows distinct; about 8 denticles in posterior row ( Fig. 128 View FIGURES 124–129 ) .................................................................................................................................... 11. otiraensis (Miller) View in CoL

- F 1 with only 3 denticles in pv series and these situated basally such that there are only 3 rows of spines and denticles distally ( Fig. 129 View FIGURES 124–129 ) .............................................................................................. 17. venatrix View in CoL sp. n.

33 dc5 minute ................................................................................................................................................. 34

- dc5 well developed, slightly shorter than dc1 ............................................................................................ 36

34 C 1 of similar colour to and not contrastingly paler than F 1 or rest of legs................................................. 35

- C 1 contrastingly paler than F 1 and rest of legs.............................................................. 15. dominatrix View in CoL sp. n.

35 Larger (3.5–4.0mm); legs dark brown; vein A 1 weakly present about end of CuA 2 ...... 16. ferocitrix View in CoL sp. n.

- Smaller (3.0 mm); legs paler, brownish yellow; vein A 1 absent, sometimes visible as very faint marking about end of CuA 2 when viewed obliquely................................................................. 14. brevipennis View in CoL sp. n.

36 F 2 with 2–3 distinct pv setae near tip, C 1 fairly uniformly dark (not paler basally), F 1 dark but apex (and T 1) paler; hind legs distinctly yellowish and contrasting with front legs .........................19. interposita Collin View in CoL

- F 2 lacking distinct pv setae near tip, C 1 usually conspicuously paler basally, F 1 more uniformly dark; hind legs as dark as front legs and not strongly contrasting with them ............................21. inconspicua Collin View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Empididae

Genus

Chelipoda

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