TO NEW GUINEA IN 1904 AND 1905. PART II, 53 



Cryptinae. 



Mesostenini. 

 Mesostenus loiicarinatus sp. nov. 



Black, the face, a large, semicircular mark on the clypeus, 

 not extending to its apex — not much beyond the middle — , 

 and with a slight incision in its middle, the labrum, except 

 for a line on its base in the middle, the upper inner and the 

 whole of the outer orbits — the line broad except on top 

 of the outer — palpi, tubercles, tegulse, scutellum, apex of 

 post-scutellum, a large mark on the apical slope of the meta- 

 notum, narrowed and bilobate above, a squarish mark on the 

 apex of mesopleurœ below, a smaller mark on the apex of 

 the metapleurse, longer compared with the width and rounded 

 at the base, the usual mark (it is longer than usual) below 

 the hind wings, the basal third of the P' abdominal segment, 

 a narrower band on its apex, still narrower bands on the 

 apices of the 2"'' to 5*^^ and the 6"' , except for a semicircular 

 mark on its basal half, the 2"^^^ ventral segment entirely, the 

 apices of the 3'''^ to 5^'^ narrowly and the last broadly in the 

 centre, pale yellow. Legs bright red ; the 4 anterior coxae 

 and trochanters ; the anterior femora and tibiae in front, the 

 middle tibiae in front and the base behind, the hind coxae at 

 the base above and below, the base of the hind tibiae and a 

 line on the top of the basal joint of the hind tarsi, pale 

 yellow ; a short line on the outerside of the hind coxae at the 

 apex, a larger spot on their outer and innerside at the base, 

 the apex of the hind tibiae and the hind tarsi, black. Wings 

 hyaline, a slight cloud at the apex ; the nervures and stigma 

 black. The 7^'^ to the lU'^ joints of the antennae are clear 

 white. 9 . 



Length 12 — -14 m.m. ; ovipositor 4 — 5 m.m. 



Etna Bay. 



