62 



ICHXEUMONIDJE. 



teguhB white. Metanotal area, .very strongly carinate ; the bat 

 tnanguhr; the areo,a quadrate 



Fig. IQ.AcaHifelltts polypori, Mori. 



emitting costuloe from its- 

 base ; petiolar area broad, 

 discreted, and subverticaL 



Length 5-0 millim. 



CEYLON : Peradeniya (E. 

 E. Green). 



Type in the author's 

 collection. 



Mr. Green has sent me 

 a dozen specimens of this 

 distinct species, unfortu- 

 nately in none too good 

 condition (the females have 

 no antennae), which he bred 

 from a decayed Polyporm- 

 fungusat Peradeniya during 

 June, 1905. They were 

 obviously preying in it upon 



some species of fungivorous Coleopteron, just as the common 

 Palzearctic Ophionid, TJiersilochus moderator, L., preys in Boletus 

 i(jniarius upon the Heteromerous beetle, Orchesia micans, P/.. 

 (ef. Trans. Ent. Soc. Lond. 1907, p. 38). 



Genus THYMARIS, Font. 



Thymaris, Foreter, Verb. pr. Rheinl. 1868, p. 151. 

 Thy mams, Thomson, Opusc. Ent. ix, 1883, p, 908. 



GENOTYPE, T. pukhricornis, Brischke. 



Head as broad as the thorax, circularly narrowed behind the- 

 eyes, with the vertex only slightly broader than long ; clypeus 

 arcuately separated, subconvex and apically very slightly rounded ; 

 eyes densely and very finely pilose, prominent, large and extending 

 to the base of the mandibles, which are weak and apically narrowed, 

 with the lower tooth the smaller ; cheeks obsolete and not buccate ; 

 face anteriorly contracted. Antennae nearly as long as the body, 

 unusually slender, with the flagellum filiform and scape compressed- 

 globose. Thorax with the epomiae rising nearly to the mesonotum ; 

 notauli somewhat elongate but usually not deeply impressed ; 

 mesosternum not transverse, flat, with the sternauli long and 

 not deep ; metathoraX not dentate or rugose, with complete areoe ; 

 areola hexagonal and emitting costulae before its centre ; spiracles 

 small and circular. Abdomen apically subcompressed ; basa) 

 segment elongate, discally subconvex, nearly thrice as long as 

 apically broad, aciculate throughout, with the base petiolate and 

 the spiracles slightly behind the centre ; second segment usually 



