Key to the known Neotropical species of Typhoctes

(both sexes known only for T. evansi)

1. Female, apterous..................................................................................... 2

- Male, fully winged.................................................................................... 5

2(1). Head and pronotum black, fused meso-, metathorax, propodeum and first tergum reddish brown in part; pronotum approximately square from above, lateral margins parallel (Figs 6A,B) (Guatemala).......................... T. guatemalensis Turner

- At least head and pronotum orange to reddish brown; pronotum with lateral margins converging posteriorly............. 3

3(2). Entire body and appendages reddish brown; body generally smooth and very sparsely pubescent, with only isolated patches of decumbent setae (Figs 6C–F) (Mexico)........................................................ T. glaber André

- Fused meso-, metathorax, propodeum, metasoma and mid and hind legs black; body generally densely punctate and mostly densely pubescent, with extensive areas covered by decumbent setae............................................ 4

4(3). Dorsum of pronotum with irregular median black patch; first and second terga punctate; mid and hind tibial spurs white with black tips (Figs 5E–H) (Panama)................................................ T. evansi Quintero & Rodríguez

- Dorsum of pronotum entirely reddish orange; first and second terga with longitudinal striation; mid and hind tibial spurs entirely white, without dark tips (Fig. 1) (Colombia)........................................ T. tayronensis sp. nov.

5(1). Frons with fairly sparse decumbent white setae, not concealing cuticle, forming only indistinct indications of a lateral whorl; propodeal declivity entirely transversely costulate (Figs 4, 5A–D) (Panama).............. T. evansi Quintero & Rodríguez

- Frons with dense decumbent white setae, mostly concealing cuticle, forming distinct lateral whorl; propodeal declivity mostly smooth and very sparsely and finely punctate with only a few transverse costulae at postero-ventral extremity........... 6

6(5). Propodeal disk almost entirely longitudinally costulate but costulae becoming less regular laterally; mid and hind tibial spurs entirely white (Fig. 2) (Colombia)...................................................... T. colombiensis sp. nov.

- Propodeal disk almost entirely densely punctate but with a few indistinct longitudinal costulae baso-medially; mid and hind tibial spurs with extreme tips blackened (Fig. 4) (Jamaica)................................... T. jamaicensis sp. nov.