Sundapyrochroa, Young, 2014

Young, Daniel K., 2014, Sundapyrochroa: A new genus of Fire-Colored Beetles (Coleoptera: Pyrochroidae: Pyrochroinae) from the Sunda Shelf, with a key to the three species, Insecta Mundi 2014 (341), pp. 1-18 : 4

Key to the Species of Sundapyrochroa

1.

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Antennae finely pectinate beyond second antennomere ( Fig. 1 , 4–5 , 8–10 ); terminal abdominal sternite emarginate ( Fig. 13, 16, 19 ) (males). .......................................................................... 2

Antennae stoutly pectinate beyond second antennomere ( Fig. 3 , 6 , 12 ); terminal abdominal sternite entire (females). ........................................................................................................... 4

2.

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Ramus of antennomere 3 very long, nearly 3X length of the antennomere ( Fig. 8 ). .................. ....................................................................................... Sundapyrochroa nigripennis (Pic)

Ramus of antennomere 3 much shorter, less than the length of the antennomere ( Fig. 2 , 11 ). ..................................................................................................................................................... 3

3.

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Elytra unicolorous black; distal parameres subparallel ( Fig. 14 ). ...............................................

............................................................................................. Sundapyrochroa atricolor (Pic) Elytra yellowish-orange in basal 1/3 to 4/5, brownish-black to black apically; distal parameres divergent ( Fig. 20 ). ...................................................... Sundapyrochroa sumatrensis (Pic)

4.

– Terminal antennomere creamy whitish, remainder of antenna black ( Fig. 6 ). ...........................

Figures

Figures 1–3. Sundapyrochroa atricolor (Pic). 1) Habitus, adult male, dorsal. 2) Left antenna, lateroventral. 3) Habitus, adult female, dorsal.

Figures 4–6. Sundapyrochroa nigripennis (Pic). 4) Habitus, adult male, dorsal. 5) Habitus, melanic adult male, dorsal. 6) Habitus, adult female, dorsal.

Figures 7–8. Sundapyrochroa nigripennis (Pic). 7) Head, adult male, dorsal. 8) Left antenna, dorsolateral.

Figures 9-10. Sundapyrochroa sumatrensis (Pic), habitus adult male illustrating color variations.

Figures 13–21. Three species of Sundapyrochroa. 13) S. atricolor (Pic), abdominal sternite eight. 14) S. atricolor (Pic), tegmen, dorsal. 15) S. atricolor (Pic), penis, dorsal. 16) S. nigripennis (Pic), abdominal sternite eight. 17) S. nigripennis (Pic), tegmen, dorsal. 18) S. nigripennis (Pic), penis, dorsal. 19) S. sumatrensis (Pic), abdominal sternite eight. 20) S. sumatrensis (Pic), tegmen, dorsal. 21) S. sumatrensis (Pic), penis, dorsal.

Figures 11–12. Sundapyrochroa sumatrensis (Pic). 11) Head, adult male, dorsal. 12) Habitus, adult female, dorsal.