Rhamphomyia

Barták, Miroslav, Kubík, Štěpán, Civelek, Hasan Sungur & Dursun, Oktay, 2014, New species of Rhamphomyia (Diptera: Empididae) from Turkey with a key to species of the Middle East and adjacent territories, Zootaxa 3815 (1) : -

Key to species of Rhamphomyia of the Middle East and adjacent territories

Note: “additional characters” are included to distinguish from other species eventually found occurring in the target area.

1 Acrostichal setae absent................................................................................ 2

- Acrostichal setae present.............................................................................. 8

2(1) One long seta in posteroapical comb on hind tibia. Fore femur without spine-like anterior setae. Anal vein complete (Caucasus; genitalia illustrated by Barták & Kubík 2012, figs 5, 6).................. R. (Holoclera) subvariabilis Barták & Kubík

- Seta in posteroapical comb on hind tibia very short or absent. Fore femur with row (often irregular) of short spine-like anterior setae. Anal vein incomplete............................................................................ 3

3(2) Dorsocentral setae 2–3 serial ( Israel; genitalia illustrated by Barták & Kubík 2009, figs 8–10)..................................................................................................... R. (Holoclera) biserialis Collin

- Dorsocentral setae uniserial............................................................................ 4

4(3) Males [unknown male of R. ( Holoclera ) sp. 1 may belong here, probably with lustrous mesoscutum].................. 5

- Females............................................................................................ 6

5(4) Cercus long, exceeding epandrium, with very long setae dorsally (South Mediterranean: from Canary Islands, across North Africa, Cyprus, Israel to Turkey; genitalia illustrated by Barták & Kubík 2009, figs 6, 7)...................................................................................................... R. (Holoclera) tenuipes Becker (♂)

- Cercus shorter than epandrium, with short setae. (Additional characters: cercus deeply concave; both epandrium and hypan- drium with short setae) ( Turkey; genitalia illustrated by Barták & Kubík 2009, fig. 8)............ R. ( Holoclera ) sp. 2 (♂)

6(5) Mesoscutum lustrous, with two narrow microtrichose stripes below dorsocentrals and somewhat broader median stripe. Abdominal segments 2–5 almost without microtrichosity. (Additional characters: supra-alar seta absent, fore coxa yellow) ( Turkey)......................................................................... R. ( Holoclera ) sp. 1 (♀)

- Mesoscutum uniformly microtrichose. Abdominal segments 2–5 at least partly microtrichose........................ 7

7(6) Hind femur without long anteroventral seta. Anterior spines on fore femur shorter than 0.02 mm ... R. ( Holoclera ) sp. 2 (♀)

- Hind femur with or without long preapical anteroventral seta. Anterior spines on fore femur up to 0.03 mm ............................................................................................. R. (Holoclera) tenuipes (♀)

8(1) Prosternum with setae................................................................................ 9

- Prosternum without setae............................................................................. 14

9(8) Labrum very long, at least 1.5X longer than height of head. Male genitalia of R. tibialis type. (Additional characters: male tergites 6–7 at least partly polished, rest of abdomen pruinose. Female mid femur on both sides and mid tibia, hind femur and hind tibia dorsally with short pennate ciliation) ( Turkey; genitalia illustrated by Barták & Kubík 2008, figs 1, 2).................................................................................. R. (s. str.) bohousi Barták & Kubík

- Labrum shorter. Genitalia of different shape.............................................................. 10

10(9) Males............................................................................................ 11

- Females (females of R. teberdana unknown). (Additional characters: abdominal tergite 3 almost bare, at most with minute set- ulae)............................................................................................. 13

11(10) Cercus without rounded processes when viewed posteriorly. Abdomen entirely microtrichose (Caucasus; genitalia illustrated by Barták & Syrovátka 1983, fig. 11)........................................... R. (s. str.) teberdana Barták (♂)

- Cercus with two rounded processes when viewed posteriorly. At least abdominal tergite 3 lustrous up to extreme lateral margin.................................................................................................. 12

12(11) Both processes of cercus equal in size and shape (Palaearctic; genitalia illustrated by Barták 1982, fig. 1g)........................................................................................... R. (s. str.) sulcata Meigen (♂)

- Both processes of cercus unequal, the lower one smaller than the upper one (Western Palaearctic; genitalia illustrated by Bar- ták 1982, fig. 1f – as R. sulcatina )........................................... R. (s. str.) trilineata Zetterstedt (♂)

13(10) Acrostichals almost regularly biserial. Hind tibia not swollen or dilated (oval in cross-section)..... R. (s. str.) trilineata (♀)

- Acrostichals multiserial. Hind tibia distinctly swollen and dilated (biconcave in cross-section)....... R. (s. str.) sulcata (♀)

14(8) Propleural depression setose; axillary angle acute (less than 70°); anal vein complete. All species with more than biserial acros- tichals belong here as well as all species without costal seta.................................................. 15

- At least one of the three characters above different. Acrostichals always regularly biserial, costal seta always at least 2X longer than costal ciliation. All species with body at least partly pale (white to brownish-yellow) setose belong here........... 29

15(14) Halter dark (brown to black).......................................................................... 16

- Halter yellow...................................................................................... 19

16(15) Costa seta absent................................................................................... 17

- Costal seta long (♀ of R. hermonensis unknown).......................................................... 18

17(16) Male palpus very long with extremely long setae. Female abdomen brown.................. R. (s. str.) soukupi sp. nov.

- Male palpus short and short setose. Female abdominal tergites 3–6 silvery-grey (temperate and southern parts of Western Palaearctic; genitalia illustrated by Barták 1982, fig. 3c).............................. R. (s. str.) argentata von Röder

18(16) Abdomen sublustrous. Mid femur along its length and hind femur in apical half with very short anteroventral setae, about half as long as width of femur; mid tibia lustrous dorsally ( Israel; genitalia illustrated by Barták & Kubík 2009, figs 4–5).......................................................................... R. (s. str.) hermonensis Barták & Kubík

- Abdomen microtrichose. Both middle and hind femora with anteroventral setae at least as long as width of femur; mid tibia microtrichose dorsally (Caucasus; genitalia illustrated by Barták & Syrovátka 1983, fig. 13)... R. (s. str.) azauensis Barták

19(15) Male............................................................................................. 20

- Female (females of R. iranica , R. dombai , and R. caucasica unknown)......................................... 26

20(19) Hind femur without strong setae ventrally. Cercus with submedian rounded process ( Turkey; genitalia illustrated by Barták et al. 2007, figs 1–4).................................................. R. (s. str.) karamanensis Barták et al. (♂)

- Hind femur with strong setae ventrally at least on basal third of femur. Cercus without submedian process............. 21

21(20) Phallus broadened apically ( Israel; genitalia illustrated by Barták & Kubík 2009, figs 1–3)............................................................................................... R. (s. str.) furmani Barták & Kubík (♂)

- Phallus narrow apically.............................................................................. 22

22(21) Abdomen silvery-grey (Caucasus)................................................ R. (s. str.) caucasica Frey (♂)

- Abdomen brown to black.............................................................................. 23

23(22) Cercus narrow, about twice as long as wide and much narrower than epandrium ( Iran; genitalia illustrated by Barták & Kubík 2008, figs 6, 7)....................................................... R. (s. str.) iranica Barták & Kubík (♂)

- Cercus at least as wide as long and at least as wide as epandrium............................................. 24

24(23) Hind tibia with distinct “knee”. Hind femur slightly swollen, 2X broader than hind tibia ( Turkey)................................................................................................ R. (s. str.) academica sp. nov. (♂)

- Hind tibia without “knee”. Hind femur not swollen........................................................ 25

25(24) Hind femur lustrous anteriorly. Hypandrium narrowed apically (Temperate and South parts of Western Palaearctic; genitalia illustrated by Barták 1982, fig. 3a)................................................ R. (s. str.) tibialis Meigen (♂)

- Hind femur microtrichose anteriorly. Hypandrium slightly broadened apically (Caucasus; genitalia illustrated by Barták & Syrovátka 1983, fig. 14)........................................................ R. (s. str.) dombai Barták (♂)

26(19) Hind femur swollen and flattened, with dense short subpennate ciliation dorsally........... R. (s. str.) tibialis Meigen (♀)

- Hind femur not swollen, with ordinary setae dorsally....................................................... 27

27(26) Hind femur without strong setae ventrally........................................... R. (s. str.) karamanensis (♀)

- Hind femur with strong setae ventrally.................................................................. 28

28(27) Mid tibia with distinct “knee”. Larger species (wing length more than 5.5 mm)................ R. (s. str.) academica (♀)

- Mid tibia without “knee”. Smaller species (wing length about 3 mm).......................... R. (s. str.) furmani (♀)

29(14) Male cercus trilobate; eyes separated on frons. Female: cell dm elongated to wing margin or wing with dark spots (female of R. tuberifemur and R. kovalevi unknown).................................................................. 30

- Male cercus simple; eyes separated or meet on frons. Female: cell dm not elongated and wing without dark spots....... 36

30(29) Male. (Additional character: dorsal lobe of cercus forms an expansion protruding anteriorly above abdomen, covering at least the last tergite)..................................................................................... 31

- Female........................................................................................... 35

31(30) Phallus forms 1–2 outgoing loops...................................................................... 32

- Phallus without outgoing loops........................................................................ 34

32(31) Phallus forms single loop (female unknown) ( Turkey)................................... R. ( Megacyttarus ) sp. 3 ♂

- Phallus forms two loops.............................................................................. 33

33(32) Mid basitarsus with short setae dorsally (Europe, Turkey; genitalia illustrated by Barták 1982, fig. 5b)................................................................................... R. (Megacyttarus) crassirostris (Fallén) (♂)

- Mid basitarsus with 3–5 setae dorsally at least as long as basitarsus (Europe, Turkey; genitalia illustrated by Collin 1961, figs 114, 115)..................................................... R. (Megacyttarus) maculipennis Zetterstedt (♂)

34(31) Face narrow (0.04 mm at midlength), narrower than front ocellus. Both laterotergite and abdomen dark setose (Caucasus; genitalia illustrated by Barták 2004, figs 1 a–d)................................ R. (Megacyttarus) kovalevi Barták (♂)

- Face broader (at least 0.10 mm at midlength). Both abdomen and laterotergite at least partly pale setose. (Additional characters: apical part of hind tibia with dorsal setae which are about 3/4 as long as the length of hind basitarsus. Ventral setae on hind basitarsus shorter than its diameter. Basitarsus of mid leg short setose dorsally) ( Georgia; genitalia illustrated by Barták 2004, figs 3 a–d)........................................................ R. (Megacyttarus) tuberifemur Barták (♂)

35(30) Cell dm not elongated to wing margin; wing with two dark spots................... R. (Megacyttarus) maculipennis (♀)

- Cell dm elongated nearly to wing margin; wing without dark spots.................. R. (Megacyttarus) crassirostris (♀)

36(29) Mesoscutum lustrous, devoid of microtrichosity. (Additional characters: occiput entirely microtrichose, cercus narrower than epandrium) (Temperate and South Europe, Caucasus; genitalia illustrated by Barták 1985, fig 10 b)................................................................... R. (Lundstroemiella) kerteszi Oldenberg

- Mesoscutum microtrichose........................................................................... 37

37(36) Body entirely black setose. (Additional characters: phallus broadened apically as in species of R. albosegmentata -group) (Caucasus, female unknown; genitalia illustrated by Barták & Syrovátka 1983, figs 12, 15)..... R. (s. str.) drahomirae Barták

- Body at least partly pale (whitish-yellow) setose........................................................... 38

38 (37) Hind basitarsus narrow. Male eyes contiguous on frons ( Israel, Turkey; genitalia illustrated by Barták & Kubík 2009, figs 11, 12)................................................................. R. (Pararhamphomyia) intersita Collin

- Hind basitarsus swollen. Male eyes separated on frons ( Turkey)................ R. (Lundstroemiella) cimrmani Barták