Griphophanes

Naglis, Stefan & Grootaert, Patrick, 2012, Review of the genus Griphophanes Grootaert & Meuffels (Diptera, Dolichopodidae), with the description of ten new species from Sri Lanka, Zootaxa 3525, pp. 51-64 : 52

Key to Oriental species of male Griphophanes

1 Fore tarsomere 5 compressed dorsoventrally, with anterior claw prolonged and recurved; acrostichal setae absent ( conversus group)............................................................................... conversus sp. nov.

- Fore tarsomere 5 unmodified; acrostichal setae present or absent............................................... 2

2 Acrostichal setae uniseriate or absent ( gravicaudatus group).................................................. 3

- Acrostichal setae biseriate ( congoensis group)............................................................. 7

3 Acrostichal setae absent...................................................... furcatulus Grootaert & Meuffels

- Acrostichal setae present............................................................................... 4

4 Fore and hind femora without ventral seta..................................... gravicaudatus Grootaert & Mueffels

- Fore and hind femora with distinct ventral setae............................................................. 5

5 Mid tibia and basitarsus with ventral row of hair-like, apically bent setae; halter almost white; cercus bifurcate........................................................................................ furcatus Grootaert & Meuffels

- Mid tibia and basitarsus without such setae; halter black; cercus not bifurcate...................................... 6

6 Three to four acrostichal setae, about as long as dorsocentrals....................... tiomanensis Grootaert & Meuffels

- Seven or eight acrostichal setae, shorter than dorsocentrals............................ obscurus Grootaert & Meuffels

7 Fore basitarsus simple................................................................................. 8

- Fore basitarsus compressed laterally, with small spine-like setulae............................................... 9

8 Legs entirely black; halter black; mid femur with 3–4 strong ventral setae............................ gigantus sp. nov.

- At least trochanters and tibiae yellow; halter yellow; mid femur without strong ventral setae............. simplex sp. nov.

9 First flagellomere at least 1.7 times as long as high; legs mainly yellow.......................................... 10

- First flagellomere about as long as high; legs mainly dark.................................................... 11

10 First flagellomere about 1.7 times as long as high; fore tibia with a strong ad seta, with a ventral row of curved setae, and an apicoventral spine-like seta................................................................. spinosus sp. nov.

- First flagellomere about twice as long as high; fore tibia simple................................. longicornis sp. nov.

11 Fore femur with ventral setae which are longer than diameter of femur; dorsoapical seta on hind tibia sinuous.......... 12

- Fore femur without ventral setae or with setae shorter than diameter of femur; dorsoapical seta on hind tibia not sinuous.. 13

12 Fore tibia with a strong anterior seta; mid femur with strong ventral setae; halter pale............ chaetifemoratus sp. nov.

- Fore tibia without strong anterior seta; mid femur without strong ventral setae; halter black............. minimus sp. nov.

13 Mid femur and tibia with a multiseriate row of long ventral setae which are longer than diameter of femur or tibia; crossvein dm-cu longer than apical section of CuA; body length more than 2 mm ............................. magnus sp. nov.

- Mid femur and tibia without multiseriate row of long ventral setae; crossvein dm-cu shorter than apical section of CuA; body length less than 2 mm ................................................................................. 14

14 Hind femur with anterior row of short erect setae in line with preapical seta; mid femur with 3 strong ventral setae on basal third; mid and hind tibiae with 2 strong ad setae................................................. seriatus sp. nov.

- Hind femur without anterior row of short erect setae; mid femur with 2 strong ventral setae on distal third; mid and hind tibiae with 1 strong ad seta..................................................................... minutulus sp. nov.