276 
MODERN SYSTEM. 
Pompilus corniculus. Spinola. Dolichurus ater. Latr., Leach. 
Inhabits 
Fam. XV. Larradx. Leach. 
Larratje. Latreille. 
Thorax with the first segment transverse-linear : feet short, or mode- 
rately long: labrum entirely concealed, or but very obscure: eyes 
elongate, reaching the hinder margin : ocelli very distinct: antenna 
inserted near the mouth, the first joint obovoid or inserted in the 
middle of the face : superior wings not folding longitudinally. 
Stirps 1. — Superior wings with two or three submarginal cells complete . 
a. Eyes entire , not emarginate. Mandibles without anemargination 
on their internal edge. 
* Antenna thicker externally : eyes separate. 
Genus 451. GORYTES. Latr., Illig., Spin., Leach. Meixinus. 
Fabr., Walck. Vespa. Linn., Geoff. Spiiex. Rossi. Ab- 
pactus. Jurine, Pans:. Oxybelus. Fabr. 
Antenna inserted below the middle of the face : mandibles unidentate : 
superior wings with the second submarginal cell sessile. 
Sp. 1. Gor. quinquecinctus. 
Gorytes quinquecinctus. Latr., Leach. 
Inhabits . 
Genus 452. PSEN. Latr., Jurine, Panz., Illig., Leach. Trypoxy- 
lon. Fabr. 
Antenna thicker externally, inserted in the middle of the face, towards 
the front: eyes separate: abdomen with the peduncle abrupt and 
short. 
Sp. 1. Psen ater. Latr. 
Inhabits posts and sandy places. 
** Antenna filiform: eyes meeting behind. 
Genus 453. ASTATA. Latr., Spinola, Leach. Sphex. Fillers, Rossi- 
Dimokpha. Jurine, Panz., Illig. 
Antenna: inserted towards the mouth at the base of the clypeus. 
b. Eyes entire , not emarginate : mandibles emarginate on their fit" 
ternal edge. 
* Superior wings with three submarginal cells. 
Genus 454. LARRA. Fair., Oliv., Jurine, Panz., Spinola, Latr-, 
Leach. Liris. Fabr., Illig. Sphex. Fillers, Rossi. 
Antenna: filiform : superior wings with the third submarginal cell naf' 
row, almost lunate : mandibles without a tooth-like process on their 
internal edge. 
