Key to Philippine Proceratiinae

This worker key is based on: General, D. and G. Alpert. 2012. A synoptic review of the ant genera (Hymenoptera, Formicidae) of the Philippines. [http://www.pensoft.net/journals/zookeys/issue/200/ ZooKeys. 200:1-111] doi: 10.3897/zookeys.200.2447.

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 * Ants of the Philippines - list of species
 * Philippine Ants
 * Proceratiinae

1

 * Fourth abdominal segment straight or slightly curved, so that apex of gaster is directed posteriorly . . . . . Probolomyrmex


 * Fourth abdominal segment strongly curved, so that apex of gaster is directed anteriorly . . . . . 2

2
return to couplet #1
 * Apical segment of antenna extremely large and bulbous; antennal sockets on shelf protruding over mandibles . . . . . Discothyrea


 * Apical segment moderately enlarged, but not bulbous; antennal sockets not protruding over mandibles . . . . . Proceratium