G04 i\Ir. R. E. Turner on Ftsscri'al Hywenojitern. 



Eirone marginicollis , sp. n. 



cJ . Niger ; mandibulis, ch-peo, scapo, pronoto, tegulis, mesonoto 

 macula quadrata, sciitello, postscutello, scgmentoqiie mediano 

 postice flavis ; abdomine segmcntis 4 basalibus nifo-testaceis ; 

 pedibus tcstaccis, flavo-variegatis ; alis hyalinis, iridescentibus, 

 nervulis fuscis. 



5 . Eufo-castanea ; capite latitudine sesqui longiore ; abdomine 

 nitido, cyiindrico. 



Long., S " mm., 5 4 mm. 



^ . Clypeus convex, subcarinate from the base almost to 

 the apex, slightly produced and truncate at the apex. An- 

 tennae inserted further from each other than from the eyes, 

 without a frontal prominence between them. Head and 

 thorax finely and closely punctured, more coarsely on the 

 head than on the thorax; pronotum smooth and shininfr, 

 with the anterior margin straight and very strongly raised, 

 the proplenrre strongly concave. ScutcUum subtrnncate or 

 very broadly roirnded at the apex ; median segment short 

 and broad, obliquely sloped posteriorly. Abdomen shining 

 and almost smooth, fusiform ; the hypopyginm broadly 

 rounded. Third abscissa of the radius longer than the 

 second ; first recurrent nervnre received at the middle of the 

 second cubital cell, second at about one-third from the base 

 of the third cubital cell. 



? . The whole insect shining, very sparsely and finely 

 punctured. Head rectangular, about lialf as long again as 

 broad, very slightly convex ; the eyes very small, not quite 

 touching the base of the mandibles. Pronotum a little 

 shorter than the median segment, slightly narrowed ante- 

 riorly, about half as long again as tlie greatest breadth, 

 narrower than the head. Scutcllum small, rectangular, a 

 little longer than broad. !Median segment a little broadened 

 from the base, nearly twice as long as the greatest breadth. 

 Abdomen slender, cylindrical; ]iygidium simple. Inter- 

 mediate coxse verv narrowlv separated, 



Hab. Port Darwin {F. P. Dodd) ; :\rarch. 



Subfamily Tiiryyiyj:. 



iSFons. J.Brethes (An. INFus. Nac. Buenos Aires, xx. pp. 20.'- 

 316, 1910) has recently published a paper in which he deals 

 with many species of Thynnidre and Scoliidfe from Argen- 

 tina and the adjacent countries. He has unfortunately 

 overlooked one or two of my papers ])nblished two years 

 previously, and, through no fault of his own, was unac- 



