Kempnyia

Froehlich, Claudio G., 2011, Kempnyia (Plecoptera) from the Mantiqueira Mountains of Brazil, Zootaxa 2999, pp. 20-32 : 30-31

Key to species of Kempnyia of the Mantiqueira Mountains, Brazil.

1 Dark species, at least head and pronotum brown to black...................................................... 2

1’ Lighter species, light brown to yellow..................................................................... 3

2 Wings uniformly dark, 3 ocelli................................................................. K. neotropica

2’ Wings with a distal orange (whitish in preserved specimens) window ( Fig. 4 ), 2 ocelli......................... K. pirata

3 Wings with many cross-veins beyond cord (serrana -group).................................................... 4

3’ No cross-veins beyond cord or, exceptionally, one or two...................................................... 6

4 A distinct dark bridge between paired ocelli ( Fig. 1 )................................................ K. gracilenta

4’ No dark bridge between paired ocelli ( Fig.14 )............................................................... 5

5 Male with relatively long hooks directed ventrally ( Figs 15–16 )........................................ K. reichardti

5’ Male with shorter hooks directed laterally ( Figs 17–18 )................................................ K. tamoya

6 Large species, forewings of males longer than 25 mm, those of females longer than 29 mm .................. K. colossica

6´Smaller............................................................................................. 7

7 All yellow (preserved often straw-coloured, central frons may be slightly darker; forewing length of males 14.5–17.5 mm, of females, 19–21 mm ............................................................................... K. flava

7’ Ochraceous to light brown (if straw-coloured in preserved specimens, then a darker area between paired ocelli is present)... 8

8 Mostly with 2 ocelli, sometimes front ocellus present, small. Hammer of male long and narrow ( Fig. 2 ), forewing length of males, 11–12.5 mm .............................................................................. K. jatim

8’ Always with 3 ocelli. Hammer of male pyrifom (Fig. 23). Forewing of males longer than 12.5 mm .....................9

9 Head ( Fig. 3 ) with a dark bar between paired ocelli, in front of M-line, a darker spot; pronotum ( Fig. 3 ) with pair of median darker stripes, at least in basal half, followed by submedian light stripes................................... K. obtusa

9’ Posterior frons uniformly brown, anteriorly to M-line, no median dark spot (Fig. 19); pronotum more uniformly coloured.............................................................................................. K. tupinamba

Figures

FIGURE 4. Kempnyia pirata sp. n., photo of male specimen. [Total length 11.1 mm]

FIGURE 1 – 3. Fig. 1. Kempnyia gracilenta Enderlein: head (specimen from Eugênio Lefèvre); Fig. 2. Kempnyia jatim Froehlich: male, sternum 9; Fig. 3. Kempnyia obtusa Klapálek: head and pronotum. [Scale bar: Fig. 1, 1.0 mm; Fig. 2, 0.6 mm; Fig. 3, 1.3 mm]

FIGURES 14 – 18. Figs. 15 – 16. Kempnyia reichardti Froehlich. Male, penial armature: (15) ventral view, (16) lateral view; Figs. 14, 17 – 18. Kempnyia tamoya Froehlich. Male, (14) head and pronotum; penial armature: (17) ventral view, (18) lateral