Species of Fossorial Hymenoptera from Africa. 731 



fully half as long again as the thorax and median segment combined ; 

 second cubital cell present, triangular, petiolate ; stigma situated just 

 before the middle of the costa. 



Hah. Cape Colony, Willowmore {Dr. Brauns). 



Allied to erythroce'phala, Fabr., but differs in the greater 

 length of the head ; the colour of the pubescence, also of 

 the head and thorax ; the more arched slope of the median 

 segment and the sparser puncturation. 



Myzine limata, Sm. 



5 . Nigra, nitida, albido-pilosa ; mandibulis basi antennisque 

 fusco-ferrugineis ; abdomine pallide ferrugineo, segmentis secundo 

 tertioque macula parva albida utrinque ; pedibus fuscis, tarsis 

 testaceis ; alis hyalinis, venis tegulisque testaceis ; cellula cubitali 

 secunda obliterata. 

 Long. 4-5 mm. 



9 . Mandibles without teeth, acute at the apex ; head rather 

 small, aboi;t one quarter broader than long, slightly rounded at the 

 angles, scarcely convex, smooth and shining, the cheeks no broader 

 than the eyes. Antennae not slender, the third joint of the flagellum 

 no longer than the second. Thorax shining, very sparsely punctured ; 

 pronotum a little broader than long, slightly narrowed anteriorly, 

 the posterior margin broadly smooth. Median segment smooth and 

 shining, with a few long hairs springing from punctures on the 

 lateral margins, the sides of the segment smooth and shining, the 

 dorsal surface slightly convex and withoi;t a sulcus. Abdomen 

 shining, very sparsely punctured, segments 2-5 with a raised curved 

 mark on each side at the base. Wings much longer than the thorax 

 and median segment combined ; the second cubital absent owing to 

 the loss of the second transverse cubital nervure ; the stigma not 

 very large, situated at about two-fifths from the base of the wing. 



Hah. Algoa Bay (Dr. Brauns), November; Caia, 

 Zambesi River (Dr. Swale), July. 



A variety has the segments of the abdomen clouded 

 with black in the middle. 



Myzine inco7ispicua, sp. n. 



$ . Nigra, albopilosa, nitida ; segmentis dorsalibus secundo 

 tertioque macula albida utrinque ; mandibulis tarsisque brunneo- 

 errugineis ; calcaribus albidis ; alis pallide fusco-hyalinis. 



Long. 6 mm. 



? . Mandibles with a very small tooth on the inner margin near 



