255 
Head opaque, and with dense punctures; with a narrow 
median line from antennae to base, from antennae to lip with 
a strongly elevated narrow ridge. Antennae rather short, 
Hab. —Western Australia: Swan River, eight specimens 
from nests of ants, € ‘remastogaster conifera (J. S. Clark). 
The strong frontal crest has a rounded outline; the lower 
cheeks are eac greatly expanded as a thin flange. he 
as many genera as there are species. 
POLYPLOCOTES SCABRICOLLIS, Lea. 
_ By the favour of Mr. G. F. Hill the type and only known 
Specimen of this species is now in the South Australian 
Museum. 
