Subfamily diagnostics
(HYMENOPTERA: SPHECIDAE)



CRABRONINAE
Fore-wing with single submarginal cell
Scutellum with 
scales
Tribe Oxybelini
Square-faced
Tribe Crabronini
Eyes notched
LARRINAE Tribe Trypoxylonini

 
 
 

SPHECINAE
Middle tibiae with two spurs; abdomen elongate petiolate
Antennae inserted above middle of face
Tribe Sphecini
Recurrent veins to 
2nd and 3rd
submarginal 
cells
Tribe Sceliphronini
Both recurrent
veins to 2nd
submarginal 
cell
Tribe Ammophilini

 
 
Middle tibiae with two spurs, eyes converging dorsally
ASTATINAE

 
 

NYSSONINAE
With the exception of the first two Tribes, The Nyssoninae have the mesonotum extending over the tegula, and middle tibiae have two spurs
Labrum large 
and triangular,
middle tibiae with 
single spur
Tribe Bembicini
Hind femur with
an apical tooth,
middle tibiae with 
single spur
Tribe Alyssonini
Abdominal petiole 
with enlarged node, recurrent veins 
to first and third submarginal cells
Tribe Mellinini
Second submarginal 
cell quadrate, both recurrent veins to 
2nd submarginal cell
Tribe Gorytini
Second submarginal 
cell triangular;  Propodeum spined.
Tribe Nyssonini

 
 
Middle tibiae with single spur, abdomen apetiolate, gradually expanded
LARRINAE
Lateral ocelli deformed, tear-shaped
Tribe Tachytini
Third submarginal cell boot shaped
Tribe Larrini
Ocelli normal
Tribe Miscophini

 
 

PHILANTHINAE
second abdominal segment constricted 
Eyes notched;
second submarginal cell quadrate
Tribe Philanthini
Inner eye margin 
simple;
second submarginal cell 
triangular
Tribe Cercerini

 
 

PEMPHREDONINAE
Middle tibiae with single spur, abdomen petiolate
Antennae arise
from middle 
of face;
3 submarginal 
cells.
Tribe Pemphredonini
Antennae arise
low on face;
only 1-2
submarginal 
cells.
Tribe Psenini

 
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