Hymenoptera. 1*^1 



On the Hymenoptera of the Albany 'Mnsenm, Grahanistown, 

 South Africa, 



By p. CAMERON. 



FIRST PAPER. 



Dr. Schonland, the Director of the Albany Museum, Grahams- 

 town, South Africa, having sent me the Hymenoptera contained in 

 the Museum under his charge for the purpose of examination and 

 description, I intend in this series of papers to describe the new 

 genera and species. 



THYNNID^E. 



Odontofhynnus^ gen. nov. 



Apex of clypeus bidentate. Eyes slightly incised on inner 

 side, reaching to the base of mandibles, which are stoutly biden- 

 tate. Temples long. Occiput broadly rounded. Antennae stout, 

 as long as the thorax ; the .^rd joint shorter than the 4th. Radial 

 cellule long ; there are 4 cubital cellules ; the 1st transverse cubital 

 nervure broken below the middle by the stump of a nervure : 

 transverse median .nervure received shortly behind the transverse 

 basal ; transverse cubital nervure in hind wings broken above the 

 middle. Legs short and stout ; hind claws simple ; the fore cleft: 

 hind tibiae serrate. Abdomen sessile, flattish, broad above : 

 pygidium bluntly rounded ; the hypopygium projecting bej'ond 

 it, its apex bluntly rounded. 



The maxillary palpi are G ; the labial 4-jointed : the pronotum 

 in the centre is as long as the mesonotum which has distinct 

 parapsidal furrows ; scutellum large, not much raised above the 

 mesonotum ; post-scutellum clearly separated from it. Median 

 segment large, rounded behind ; the metapleurjc keeled 1)elow. 



