A Monograph of the Formicidae of South Africa. 385 



late. Labrum acuminate, produced like a beak between the mandibles. 

 Maxillary and labial palpi 1-jointed. Antennae 4- jointed, the scape 

 fairly short, the last joint of the flagellum oval and very large. Eyes 

 small and placed low down at the sides. Thorax wide in front and 

 narrowed behind, hardly constricted between the meso- and epinotum, 

 the latter bidentate. First segment of petiole pedunculate in front, 

 the node sometimes furnished with spongy tissue ; 2nd node very wide, 

 transverse, furnished above and at the sides with spongy tissue. 

 Abdomen oval, longitudinally striate at the base. Middle and hind 

 tibiae without calcaria. 



" $ . Ocelli present, eyes larger than in the ^ . Pronotum exposed 

 above, wide, with distinct and obtuse shoulders. Epinotum bidentate. 

 A little larger than the ^ . 



" $ . Head longer than wide, narrowed in front of the eyes, 

 rounded behind them. Mandibles narrow, feebly arcuate, diminishing 

 gradually in width from the base to the apex, and ending in a sharp 

 point, edentate. Eyes large and convex, placed in front of the middle 

 of the sides. Ocelli of medium size. Antennae 13-jointed, scape very 

 short and fairly thick, about as long as the 2nd joint of the flagellum, 

 the 1st joint very short, hardly longer than wide, the following joints 

 cylindrical and subequal except the last, which is about as long as the 

 preceding two together. Thorax short, as high as wide. Mayrian 

 furrows feeble. The dorsum and declivity of the epinotum not dis- 

 tinctly delimited, the foi'mer unarmed or with only a trace of teeth. 

 First joint of petiole subcorneal when seen from the side ; widest 

 behind ; 2nd joint low, wide, and transverse. Wings with one cubital 

 and a radial cell, discoidal cell absent." 



The above generic characters have been extracted from Andre's 

 ' Spec. Hymen. Europe,' pp. 402-4, 1883, and, being more complete, are 

 reproduced here in preference to Emery's original diagnosis, which is 

 based on the $ sex only. 



E. MANDIBTILARIS, Szabo. 



Arch. Zool. Budapest, I., p. 27, £ , 1909. 



Santschi, Groteborgs Kungl. Vetensk. och Vitterh. Handl. XV, 2, 

 p. 34, 9 , 1914. 



" 9 • Fuscous testaceous, dull, closely punctured, finely pubescent, 

 antennae and legs paler, abdomen shining and finely striate at the 

 base, erect hairs sparse and barely clavate. Head broadly subcordi- 



25 § 



