118 PROCEEDINGS OF TIIK KO^■AI. SOCIETY OF QUEENSLAND. 



attempting to introduce into Australia provided that it is not 

 already knoAMi to parasitize useful insects (Graham-Smith, 

 1916, i919 ; Johnston and Bancroft, 1920 ; Alt>on, 1920). 



Table showing Parasites and Hosts in Australia. 



The following table may be of interest. It is not unhkeU^ 

 that all the parasites mentioned may prove to be able to 

 attack all the species of flies in the list. The introduced 

 English blowfly, Calliphora erythrocepJiala, does not occur in 

 Queensland as far as we are aware, though Froggatt has 

 reported its presence in Sydney. 



C— DESCRIPTIONS OF NEW HYMENOPTEROUS 

 PARASITES OF AUSTRALIAN BLOWFLIES. 



Australeneyrtus giraulti n. gen., n. sp. (Encyrtidse). 



(Figs. 1, 9, 11-17, 25, 26.) 



Description of Female. 



Length of moderate -si zed specimens 1-6 to 1-92 mm. 



Small individuals may be much shorter,, measuring httle over 



^ The first two species are referred to in the rest of this paper 

 under the geniis Pycnosoma as they are generally known hy such name 

 in Austraha. According to a lecent remark by Mr. W. W. Froggatt, 

 the correct name for C. rufifaci'.s- is C. albiceps Wied. (P.L.S., N.S.W,, 

 1920. p. 472). 



