FAM. MENGENILLID/E 



Mengenillidas. Hofeneder, Ber. Naturw. Med. \'er. Innsbruck, Vol. 3i. pp. 33-35 (1910). 



Characters. — Male. — Antenna; six-jointed, with the third, fourth and fifth joints laterally 

 produced and the sixth elongate; tarsi five-jointed. 

 Female unknown. 

 The family contains two genera. 



TABLE OF GENEBA 



la. Prothorax narrow transverse; wings with six primary veins, and with 

 faint traces of two detached veins between radius and mediits ; 

 mandibles elongate, acute 1. Genus Mengenilla, Hofeneder. 



lb. Prothorax anteriorly causing an emargination of the head ; wings 

 (apparently) with seven primary veins, with detached vein behind 

 the radius and one behind the medius, third anal lacking; man- 

 dibles triangular 2. Genus Austrostyi. ops, Lea. 



I. Genus MENGENILLA, Hofeneder 



Mengenilla. Hofeneder, Ber. Naturw. Med. Ver. Innsbruck, Vol. 3i, pp. 34-44 (igio). 



Characters — Male. — Head transverse; eves large, prominent, manv facetted. Mandibles 

 elongate, acute ; maxillae two-jointed, elongate. Antenna? six-jointed, sensitive, with the third, fourth 

 and fifth joints laterally produced and the sixth elongate. Prothorax and mesothorax transverse. Meta- 

 thorax elongate, with praescutum more or less quadrate, causing an emargination of the mesothorax; 

 scuti about twice as long as wide; scutellum ogival, elongate; postlumbium almost as long on median 

 line as it is wide at base; postscutellum broad, hardly more than twice as long as wide, rounded at 

 apex, deeply emarginate at base by postlumbium. Wings with six primary veins, and with faint traces 

 of two detached veins between radius and medius. Tarsi five-jointed, armed with two claws. CEdeagus 

 at base large, but rapidly diminishing to a point, gently sinuate, not angulate near apex. 



Female unknown. 



Type of genus. — .V. chobautii, Hofeneder. 



Geographical distribution of species. — Hosts unknown 

 1. M. chobautii, Hofeneder, Ber. Naturw. Med. Ver. Innsbruck, Vol. -31, Algeria, 

 pp. 34-44, ff - t-9 (1910). — PI. 4, Figs. 17, 32. 



