LIST OF DIPTEKA. 675 



51. AsiLCS GENICULATES. 



Cinereus ; fades, mystax et barba nigra, ille parvus ; thorax nigro 

 vittatus ; abdomen nigro micans, incisuris cinereis ; pedes 

 nigri, tibiis metatarsisque flavis ; alee fere limpidce ; haltsres 

 fiavi. 



Asilus geniculates, Meig. ; Loeiv, Linn. Ent. iv. 90, 51. 



South and part of North Europe. 



«. — e. ? 



52. Asilus acanthodes. 



My s tax mag mis : tibia basi rufo-fusece, femora intermedia valde 

 setosa. 



Asilus acanthodes, Loew, Linn. Ent. iv. 92, 52. 



Makri, Asia Minor. 



Group 8. Tolmerus. 



Corpus nigro-cinereutn, parvum, mediocre, aut sat magnum. 

 Facies parva, parte magna convexa. Mystax dense setosus. Pedes 

 nigri; femora strigis basalibus rufo-fusois ; tibias basi rufo-fusca?. 

 Mas. — Sexualia ssepissime parva, castanea aut nigra. Earn.— Ovi- 

 ductus variaj longitudinis. 



Tolmerus, Loew, Linn. Ent. iv. 94. 



Blackish gray species of rather large, middle, or small size. 

 Colour of the legs mostly black, which is very little or not at all 

 hidden bv the short hairiness. In all the species the tibiae are red- 

 dish brown at the base, and the femora have towards the base red- 

 dish brown streaks, which are more or less indistinct, but not wanting. 

 Face small ; convex part large, thickly beset with bristles. Sexualia 

 of the male small, in one species of middle size, chestnut-brown or 

 clear, but not shining black, not enlarged in any species, appearing 

 pointed behind when viewed from above. Ovipositor pointed, either 

 rather short or rather long, always much shorter than the three last 

 abdominal segments together. 



Div. I. 



Pedes valde setosi. Mas.- Sexualia valde compressa ; forceps 

 sat latus. 



Sexualia of the male much compressed ; forceps rather broad. 

 Legs very bristly. 



PART III. 3 N 



