The basic IEC icons are this: (May 2019) (Hermaphrodite, etc. is missing)
Primary IEC icons for connectors:
A distinction is made between following types of connectors: (State May 2019)
Finished contacts (socket or pin insert)
Pin inserts/contact inserts for crimps (socket/pin)
Single contacts (crimp contacts) for assembling connectors (socket/pin)
Frames, i.e. contact frames (also male/female)
Phoenix contact: finished contacts 1648186/1648173
Pin insert/contact insert for crimps 1648157 (the system contains slots which can receive crimp contacts)
Single contacts (crimps) female/male 1663433/1663572
Single contacts (crimps) female/male 1417399