10 EGYPTIAN AND 



40. Camponotus PHiiiOGASTER. Neutcr. — Tawny, smooth, with 

 silvery cinereous tomentum. Head very much broader than the 

 thorax. Eyes small, black, elliptical, slightly prominent. Mandibles 

 long, slender, acute, black towards the tips. Antennae piceous 

 towards the tips. Prothorax and mesothorax conical, the former 

 much broader than the latter. Metathorax subquadrate, a little 

 broader than the mesothorax. Petiole forming a high transverse 

 ridge. Abdomen piceous, elliptical, much shorter than the thorax. 

 Legs long, slender. Length of the body 4 lines. 



Wady Far ran. 



Genus CATAGLYPHIS, Foerst. 



41. Cataglyphis viatica. Formica viatica, Fabr. Ent. Syst. ii, 

 356. 



Wady Amara. Mount Sinai. 



Inhabits Europe. 



42. Catagltphis BrcoLORiPEs. Female. — Red. Head minutely 

 punctured, much broader than the thorax. Eyes black, small, 

 prominent, nearly round. Ocelli approximate, forming a triangle on 

 the vertex. Palpi long, slender. Antennae blackish, slender, more 

 than half the length of the body ; first and second joints red. Petiole 

 nodose or gibbous above. Abdomen black. Legs tawny, long, 

 slender ; coxae, trochanters and femora black, tips of the latter tawny. 

 Length of the body 2f lines. 



Cairo. 



Fam. ATTID^. 

 Genus APHCENOGASTER, Mayr. 



43. Aphcenogasteh structor. Formica structor, Latr. Hist' 

 Nat. Fourm. S36. 



Cairo. Wells of Moses. 



Inhabits Europe. 



44. Aphcenogaster debilis. Neuter. — Black, slender. Head 

 large, nearly twice the breadth of the thorax. Eyes small, flat, 

 nearly round. Antennae subclavate, a little more than half the length 

 of the body. Thorax dark red. Petiole binodose, or forming two 

 humps above, the "anterior hump higher than the posterior one. 

 Abdomen nearly oval, slightly convex, nearly twice the breadth of 

 the thorax, truncate at the tip ; first segment occupying nearly the- 

 whole surface. Legs long, very slender. Length of the body 



