The propodeum is entirely unarmed, completely lacking even small angles or teeth. Used in Antkey to separate Gnamptogenys porcata from Gnamptogenys triangularis.
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith
