petiolar peduncle short and tapering gradually into node (Cardiocondyla)
The petiolar peduncle does not appearing long (length not twice height), and thickens gradually as it tapers into node. Used in Antkey to separate Cardiocondyla minutior, Cardiocondyla obscurior and Cardiocondyla wroughtonii from Cardiocondyla kagutsuchi, Cardiocondyla mauritanica and Cardiocondyla venustula.
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