Pygoluciola

Lambkin, L. A. Ballantyne C., 2006, A Phylogenetic Reassessment Of The Rare S. E. Asian Firefly Genus Pygoluciola Wittmer (Coleoptera: Lampyridae: Luciolinae), Raffles Bulletin of Zoology 54 (1), pp. 21-48 : 24

Key to species of Pygoluciola using males

1. All tibiae curved; lateral margins of elytra tapering posteriorly ............................................................................................... 2

– No tibiae curved; lateral margins of elytra usually sub-parallel sided ........................................................................................ 3

2. Apex of median posterior projection of tergite 8 no wider than rest and rounded; pronotum with large median darker area; lateral margins of pronotum slightly sinuate .................... P. guigliae

– Apex of median posterior projection of tergite 8 wider than rest and medianly emarginate; lateral margins of pronotum not slightly sinuate ......................................................... P. stylifer

3. Median posterior projection of abdominal ventrite 7 bifurcate at apex ................................................................................... 4

– Median posterior projection of abdominal ventrite 7 not bifurcate at apex .................................................................. P. hamulata

4. Apex of median posterior projection of abdominal ventrite 7 deeply emarginate, laterally ensheathing the downturned apex of tergite 8 and projecting laterally beside it ....... P. wittmeri

– Apex of median posterior projection of abdominal ventrite 7 shallowly emarginate, not laterally ensheathing the downturned apex of tergite 8 and not projecting beside it ..... P. kinabalua