SOME AUSTBALIAN WASPS.—HACKEB AND COCEEBELL. 



283 



SOME AUSTRALIAN WASPS OF THE GENERA 

 ZOYPHIUM AND A RP ACTUS. 



By Henry Hacker and T. D. A. Cockerell. 



Family CRABR0NID.5C. 



Subfamily PARANYSSONIK^. 



Genus ZOPYHIUM Kohl. 



The genus Zoyphium J^ohl, based on a single species as recently as 1893, 

 is now found to include a large number of Australian forms, presenting excellent 

 specific characters. The following table separates those at present known, but it 

 cannot be doubted that many others will be found when collectors in various parts 

 of Australia interest themselves in these small wasps : — 



Females . . . . . . . . . . . . . . . . . . . . . . 1- 



Males . . . . . . . . . . . . . . . . . . . . . . 15. 



Two cubital cells in anterior wings . . . . . . . . . . . . frontale Turner. 



Three cubital cells . . . . . . . . . . . . . . . . . . . . 1. 



1. First abdominal segment M'ith a tooth or tubercle on each side . . . . . . 2. 



First segment without such teeth . . . . . . . . . . . . . . . . 3. 



;2. Clypeus with two small teeth on each side . . . . . . . . sericeum Kohl. 



Clypeus with one tooth on each side ; first abdominal segment campanulate, not 

 truncate, with a pair of basal keels, and a small tubercle on each side 

 not far from base . . . . . . . . . . flavofasciatitm Turner. 



3. Abdomen black in middle and pallid at either end, its basal segment very short and 



broad, abruptly truncate ; clypeus without lateral teeth dipteroides Turner. 

 Abdomen red in middle . . . . . . . . . . . . . . . . . . 4. 



Abdomen black, or with hind margins of segments more or less red . . . . 7. 



4. First abdominal segment black, with red hind margin ; pronotum black ; clypeus 



cream-colour . . . . . . . . . . . . . . ornatuni n. sp. 



First abdominal segment red . . . . . . . . . . . . . . . . . . 5. 



5. Upper margin of pronotum yellow, scutellum and postscutellum mainlj' red . . collare n. sp. 

 Pronotum black ; scutellum and postscutellum without red . . . . . . . . 6. 



Mesonotum dark blue . . 

 Mesonotum black 



7. Pronotum with an interrupted cream-coloured band above 



brassy, very finely and closely punctured 

 Pronotum with upper margin wholly dark 



8. Antennae red or pale brownish 

 Antennae wholly or mainly black 



erythrosotna Turner. 

 splendidum n. sp. 

 mesonotum faintly 



funebre Turner. 



9. Legs bright yellow 



Legs pale ferruginous brown 



9. 



10. 



affine n. sp. 

 Kohlii Turner.* 



* In his kej% Turner says that $ kohlii has no clypeal teeth, but his descriptions indicate 

 -a single short tooth on each side. 



