Rhipidia

Zhang, Xiao, Li, Yan & Yang, Ding, 2014, A review of the genus Rhipidia Meigen from China, with descriptions of seven new species (Diptera, Limoniidae), Zootaxa 3764 (3), pp. 201-239 : 202-203

Key to species of genus Rhipidia from China (males)

1 Cell dm open by atrophy of m-m (figs. 3, 7, 11, 12); lobe of gonostylus with two rostral spines arising from a common enlarged basal tubercle of rostral prolongation (figs. 8, 14)........................................ Rhipidia (Eurhipidia) ... 2

- Cell dm closed (fig. 18); lobe of gonostylus with two or more rostral spines directly arising from rostral prolongation (fig. 21).................................................................................... Rhipidia (s. str.) ... 5

2 Tarsi of legs mostly snowy white (figs. 4, 9)................................................................ 3

- Tarsi of legs not snowy white............................................................................ 4

3 Antenna 14-segmented with eleven bipectinate flagellomeres (figs. 5, 6); Sc2 evident, M3 connected with CuA1 (fig. 7).............................................................................................. R. (E.) garrula

- Antenna 11-segmented with eight bipectinate flagellomeres (fig. 10); Sc2 not evident, M3 lying free with basal connection atro- phied (figs. 11, 12)....................................................................... R. (E.) garruloides

4 Body small with length about 3.3–3.8 mm; cloud at origin of Rs wide with upper part slightly narrower than cloud at tip of R1, and its lower part nearly twice wider than upper part (fig. 3).................................. R. (E.) expansimacula

- Body relatively large with length about 4.5–5.5 mm; cloud at origin of Rs relatively narrow with upper part about half width of cloud at tip of R1, and its lower part slightly wider than upper part................................. R. (E.) formosana

5 Antenna not pectinate................................................................................. 6

- Antenna mostly pectinate............................................................................... 7

6 Lobe of gonostylus with rostral spines unusually long and placed near midlength of rostral prolongation ( Alexander 1966)....................................................................................... R. (R.) septentrionis

- Lobe of gonostylus with rostral spines shorter and placed near tip of rostral prolongation (de Meijere 1911; Alexander 1966)......................................................................................... R. (R.) pulchra

7 Antenna mostly unipectinate (fig. 52)....................................................... R. (R.) monoctenia

- Antenna mostly bipectinate (figs. 2, 5, 6)................................................................. 8

8 Wing with four larger and darker spots on costal region, one large spot over origin of Rs and fork of Sc (figs. 48, 77, 84)... 9

- Wing not as above, two discrete spots on origin of Rs and fork of Sc respectively (figs. 18, 26, 32)................... 11

9 Lobe of gonostylus with two rostral spines near tip of rostral prolongation (fig. 85).................... R. (R.) synspilota

- Lobe of gonostylus with six or more rostral spines immediately beyond midlength of rostral prolongation (figs. 49–51,78–80).................................................................................................. 10

10 Antenna with nine bipectinate flagellomeres (fig. 47); Sc1 ending just distad of origin of Rs (fig. 48); lobe of gonostylus with six rostral spines (figs. 49–51)............................................................... R. (R.) maculata

- Antenna with seven bipectinate flagellomeres (fig. 76); Sc1 ending near one-third length of Rs (fig. 77); lobe of gonostylus with seven or eight very unequal rostral spines (figs. 78–80).................................. R. (R.) spinosa sp. nov.

11 Mesonotum uniformly yellow or brownish yellow and standing out (figs. 23, 25, 30)............................... 12

- Mesonotum not as above (figs. 16, 34, 40)................................................................ 13

12 Antenna with seven bipectinate flagellomeres (fig. 24); lobe of gonostylus large four short spines immediately beyond mid- length of rostral prolongation (figs. 27–29)................................................. R. (R.) flava sp. nov.

- Antenna with eight bipectinate flagellomeres (fig. 31); lobe of gonostylus medium-sized with five or six long spines near tip of rostral prolongation (fig. 33)............................................................. R. (R.) hypomelania

13 Gonocoxite with two ventromesal lobes (figs. 37–39, 59–61)................................................ 14

- Gonocoxite with a single simple ventromesal lobe (figs. 20–22, 27–29, 37–39).................................... 15

14 Antenna with nine bipectinate flagellomeres (fig. 35); pleuron with a indistinct longitudinal stripe (fig. 34); wing spots mostly combined and very pale (fig. 36); gonocoxite with inside lobe long and thin, lobe of gonostylus with three rostral spines (figs. 37–39)........................................................................... R. (R.) lobifera sp. nov.

- Antenna with ten bipectinate flagellomeres (fig. 57); pleuron with two conspicuous longitudinal stripes (fig. 56); wing spots not as above (fig. 58); gonocoxite with inside lobe columnar and stout, casper of gonostylus with four rostral spines (figs. 59– 61).................................................................................. R. (R.) reductispina

15 Posterior margin of tergite nine with deep V-shaped notch, forming two broadly rounded lobes (figs. 19, 21)............................................................................................... R. (R.) bilobata sp. nov.

- Posterior margin of tergite nine emarginate or gently emarginated, not as above (figs. 28, 38, 44)..................... 16

16 Antenna with six bipectinate flagellomeres (fig. 63)......................................................... 17

- Antenna with eight bipectinate flagellomeres (figs. 41, 70, 87, 88)............................................. 18

17 Pleuron with two brownish black longitudinal stripes (fig. 62); Sc1 ending near one-third length of Rs (fig. 64); lobe of gonos- tylus with six rostral spines (figs. 65–67)................................................. R. (R.) sejuga sp. nov.

- Pleuron with a conspicuous longitudinal stripe; Sc1 ending near midlength of Rs; lobe of gonostylus with four rostral spines........................................................................................... R. (R.) servilis

18 Lobe of gonostylus with three rostral spines (figs. 72–74, 90).................................................. 19

- Lobe of gonostylus with four or more rostral spines (figs. 43–45)............................................. 20

19 Pleuron without conspicuous stripe (fig. 86); wing spots mostly combined and almost obliterating lighter areas, Sc1 ending near one-third length of Rs (fig. 89); rostral prolongation thin and long (fig. 90)....................... R. (R.) triarmata

- Pleuron with a conspicuous longitudinal stripe (fig. 69); wing spots not so combined as above; Sc1 ending near midlength of Rs (fig. 71); rostral prolongation not so thin or long as above (figs. 72–74).................. R. (R.) shennongjiensis sp. nov.

20 Rostral prolongation of lobe of gonostylus small with five or six spines......................... R. (R.) chenwenyoungi

- Rostral prolongation of lobe of gonostylus long with four spines (figs. 43–45)................... .. R. (R.) longa sp. nov.