Pityocera

Krolow, Tiago Kütter, Henriques, Augusto Loureiro, Gorayeb, Inocêncio De Sousa, Limeira-De-Oliveira, Francisco & Buestán, Jaime, 2015, Taxonomic revision of the Neotropical genus Pityocera Giglio-Tos, 1896 (Diptera: Tabanidae: Scionini), Zootaxa 3904 (3), pp. 301-333 : 304

Key to subgenera and species of Pityocera

1. Flagellomeres with digitiform projections (pectinate or bipectinate)............................................ 2

- First flagellomere with at most a small apical projection, or enlarged, other flagellomeres without projections............ \.................................................................................. P. (Pseudelaphella)...3

2 Flagellum pectinate........................................................ P. (Elaphella) cervus (Wiedemann)

- Flagellum bipectinate......................................................... P. (Pityocera) festai Giglio-Tos

3 Wing patterned, proximal third dark brown........................................... P. (Ps.) nigribasis Fairchild

- Wing infuscated, without patterns or spots................................................................. 4

4 Face and clypeus shiny................................................................................ 5

- Face pruinose and clypeus shiny or partially pruinose....................................................... 6

5 Face and clypeus light brown, completely smooth and shiny, almost translucent; antenna with eight visible flagellomeres................................................................................... P. (Ps.) rhinolissa sp. nov.

- Face and clypeus dark brown almost black, smooth and shiny, not translucent; antenna with seven or eight visible flagellom- eres........................................................................ P. (Ps.) ecuadorensis sp. nov.

6 Beard yellowish brown.............................................................. P. (Ps.) barrosi sp. nov.

- Beard white......................................................................................... 7

7 Clypeus and inferior half of the face smooth and shiny; antenna with the first flagellomere modified, elongated, with a small dorso-apical projection........................................................... P. (Ps.) nana (Walker) (♂)

- Clypeus smooth and shiny or partially pruinose, face pruinose; antenna with first flagellomere widened, without dorso-apical projection........................................................................................... 8

8 Thorax, abdomen and legs dark brown; occiput hairs predominantly white.................. P. (Ps.) pernaquila sp. nov.

- Thorax and abdomen light brown; legs yellow; occiput hairs predominantly orange or brown........................ 9

9 First flagellomere higher than long; all flagellomeres orange; clypeus smooth and shiny......... P. (Ps.) gorayebi sp. nov.

- First flagellomere longer than high or subequal; distal flagellomeres darkened; clypeus partially pruinose............................................................................................. P. (Ps.) patellicornis (Kröber)