•Mr. R. E. Tiinicr on Fossorial IJymenoptera, -ijO 



c. Rliinavimu larjrrt and naked, everywhere 

 wide below the level of the nostrils in 

 front, its dorsal surface overgrown jjoste- 

 viorly between the nostrils to a varying 

 extent, but never sntlicieiitly to reduce 

 the upper edge of tlie nostrils to a narrow 



naked rim Bos, Bihog, Anoa, 



Si/ncerus. 



(2) a. Feet with the interungual integumeut 



overgrown with liair Bison. 



h. Feet with the interungual integument 



naked Bos, Bihos, Pnepha- 



ffus, Anoa, k>yn~ 

 cerus. 



(3) a. Penis with a short tubular urethral pro- 



cess free for a short distance from tlie 



terminal thickening of the glans Bihos, Poephagus. 



b. Penis without tubular urethral process . . Bos, Bison, Anoa, 



Syncerus. 



XLV, — Notes on Fossorial Hijmenoptera. — XXXVI. On 

 ntw African Pliilanthiiiaj. J3y Rowland E. Tuunek, 

 F.Z.S., F.E S. 



PhUanthus fossulutas, sp. n. 



2' Nigra; clypeo, mandibulis basi, scapo subtus, facie usque ad 

 eraarginationem oculorum, fronte macula, femoribiis auticis 

 subtus, femoribusque intermediis macula parva apicali flavis ; 

 pronoto margiiie postico, callis bumeralibus, tegulis, niesopleuris 

 antice, j)ostscutollo, tergito primo macula utrinque, secundo 

 fascia oblitjua utrinque, tertio, quarto quintoque fascia apicali, 

 sexto macula magna utriiujue, sternitis 3-5 fascia undulata 

 antice bisinuata, secundo fascia lata postice emarginata, sexto 

 fere toto, tibiis tarsisque albidis ; fiagello, coxis, trochanteribus, 

 femoribus, segmentis abdominalibus prime, secundo, sextocjue, 

 tertio a2)ice quintoque basi ferrugiueis ; alis hyalinis, venis fuscis, 

 stigmate costaque testaceis. 



Long. 10 mm. 



? . Clypeus v(-ry ])roa(lly rounded anteriorly, with a few 

 scattered and shallow punctures ; antennaj inserted nearer 

 to the eyes than to eaeh other, the front between them 

 distinctly swollen. Front very closely and finely punctured- 

 rugulose, tlie vertex much more strongly punctured. 

 Antennse not very stout ; second joint of tlie ilagelluni 

 slender at the base, gradually thickened to the apex, about 



