EPHIALTES. 179 



10 (7) Mesothorax immaculate. 



11 (12) Face strongly and uniformly punc- 



tate ; hind femora black tinctipennis, Cam., p. 184. 



12 (11) Face finely and, in centre, obsoletely 



punctate ; hind femora red. 



13 (14) Scape, not pronotuui, pale ; terebra 



shorter than body lonyiventris, Cam., p. 185. 



14 (13) Pronotum, not scape, pale ; terebra 



louder than body . . . latianmdatus, Cam., 



[p. 185. 



120. Ephialtes nigritarsis, Gam. 



Ephialtes nigritarsis, Cameron, Manch. Mem. 1899, p. 148 (c?). 



<5 . A flavous species with black markings, the mesonotal 

 notauli very deeply impressed and the rnetanotum punctate. 

 Head smooth, with the face nitidulous and feehly punctate ; frons 

 broadly, the vertex above, occiput and mandibles, black ; the last 

 basally, and the palpi, flavous ; epistoma subprominent and 

 laterally black. Antennae black and nearly as long as the body, 

 with the scape flavescent beneath and the flagellum basally piceous. 

 Thorax nitidulous ; central lobe of mesonotum pyriform, elevated 

 and distinctly separated from the lateral lobes, all three centrally 

 black ; propleurae glabrous, with their apices and base of mesopleurae 

 obsoletely punctate, the latter and the sternum broadly black ; 

 metanotum strongly punctate, with its apex subglabrous and its 

 base elongately impressed ; metapleuroe somewhat strongly punc- 

 tate, more finely basally above, with the basal impression black. 

 iScutellum and postscutellum glabrous. Abdomen smooth, with the 

 second and third segments distinctly impressed transversely, 

 strongly punctate centrally and laterally rugose ; the first broadly 

 impressed centrally, and the two following transversely impressed 

 beyond the centre and obliquely on either side ; all the segments 

 centrally black, with the third broadly black only at the base, and 

 the colour most extensive on the fifth and sixth segments. Legs 

 flavous, with dense and elongate white pilosity ; hind tarsi, the 

 apices of their tibiae and of their coxse, black ; calcaria stramineous. 

 Wings hyaline and basally subfulvescent ; costa and stigma infus- 

 cate, and internally paler ; areolet transverse, receiving the re- 

 current nervure at its apical fourth, and having its external 

 nervure curved. 



Length 16 millim. 



AsSAii : Khasi Hills (Hotlmey). 



Type in the Oxford Museum. 



121. Ephialtes nigromaculatus, Cam. 



Ephialtes nigromaculaius, Cameron, Manch. Mem. 1899, p. 150(5)- 



5 . A flavous species with black markings, and the metanotum 

 entirely glabrous. Head flavous, with the vertex broadly in the 



