Some New Parasitic Hymenoptera from Australia. 



179 



'13 (Alan PJDodd). This peculiar little species has wings extremely 

 like genera in the Mymaridae. The genus Idris is a very small, 

 only one other species, /. flavicornis Kieffer from Europe, having 

 been described. 



H abitat: North Queensland (Nelson, near Cairns). 



Type: South Australian Museum, a <$ on a slide. 



Subfamily Telenominae. 



Dissolcoides nov. gen. 

 Fe male: Head transverse, very wide, much wider than the 

 thorax. Thorax a little longer than wide; mesonotum without 

 furrows. Abdomen gradually widening towards the apex; twice 

 as long as wide; as long as the head and thorax united and 

 scarcely as wide as the thorax; 2nd segment very large, distinctly 

 longer than wide. Antennae and fore wings as in Telenomus 

 Haliday. 



This genus combines the wide head of Trissolcus Ashmead 

 with the thorax of Telenomus Haliday and the narrow pointed 

 abdomen of Dissolcus Ashmead. 



Type: The f ollowing species. 



Dissolcoides exsertus sp. nov. 



Female: Length, 1.50 mm, excluding the ovipositor. Shining 

 black; the legs (except the coxae), and antennal scape golden yellow; 

 rest of antennae fuscous. 



Head and thorax very finely sculptured; abdomen with Ist 

 and base of 2nd segment striate; remaining segments smooth. 



Antennae 11-jointed; scape long and slender; pedicel slender, 

 2% times as long as wide; Ist funicle joint shorter than the pedicel; 

 2nd as wide as long; 3rd and 4th short, wider than long; club 

 5-jointed, joints 1 — 4 much wider than long; 2nd joint the 

 longest. 



Forewings reaching apex of abdomen; broad; paddle-shaped; 

 hyaline; marginal cilia rather short; discal cilia moderately fine 

 and dense; submarginal vein attaining the costa a little before 

 the middle of the wing; marginal vein one fourth as long as the 

 stigmal, which is very long, oblique ; postmarginal vein longer than 

 the stigmal; venation yellow. 



Ovipositor exserted for one third the abdominal length. 



(From 1 specimen, etc.) 



Male: Unknown. 



Described from a single $ specimen caught while sweeping in 

 forest, Pentland, N. Q., 3rd January, '13 (A. A. Girault). 



Habitat: North Queensland (Pentland, 200 miles west of 

 Townsville). 



Type: South Australian Museum, a $ tagmounted plus a 

 slide bearing $ head, antennae and forewings. 



12* 6. Heft 



