Tribe Sphecini


1  Length of basal veinlet of submarginal cell II equal to or (more often) shorter than anterior veinlet; inner orbits curving in towards ocelli above 

 

2

 

1 Length of basal veinlet of secondary submarginal cell greater than anterior veinlet; inner orbits straight or broadly curved in towards midline of face

 

3

 

2  Propodeal side with complete spiracular groove

 

Sphex

 

2 Propodeal side without spiracular groove

 

Isodontia

 

3  Free margin of female clypeus entire or with a median notch; hindtarsal claw with 2 to 5 teeth on inner margin (F & G below)

 

 

Prionyx

 

3 Female clypeus with a truncate or slightly concave median lobe; hindtarsal claw with two basal teeth on inner margin                                                          

 

Palmodes

Key Main