10. PEEGA. 23 



a. 2 • Melbourne. . Mr. Edwards. 



b. 2 . Goulburn River. Capt. Parry. 



12. Perga glabra. 



(Plate II. fig. 5.) 



Exp. al. 1 poll., long. corp. 6 lin. 



Antennae 6 -jointed, the first rather large and globular, the second 

 minute ; the third, fourth, and fifth moderate, very slightly de- 

 creasing in length ; the last very large, forming a pear-shaped club. 

 Head rufous-brown, finely punctured, with a darker shallow de- 

 pression on each side ; face reddish, clypeus and mandibles black. 

 Thorax reddish brown in the middle ; lateral elevations and scutellum 

 black, large, prominent, and carinated. Prothorax, sides of thorax, 

 and pectus rufous ; legs blackish, base of femora rufous. Abdomen 

 shining luteous. Eore wings violaceous ; hind wings hyaline : a 

 transparent isosceles triangle at the base of the fore wings ; a 

 transparent line above the anal nervure, with a bulla at its ex- 

 tremity, and a transparent space below the anal nervure ; a bulla 

 in the first discoidal cell and on most of the transverse nervures. 



Hah. New South Wales. 

 a. 2 • (TyP e °f species.) Sydney. 



13. Perga bisecta. 

 (Plate II. fig. 4.) 



Exp. al. 1 poll. 3 lin., long. corp. 8 lin. 



Head uniform tawny ; antennae very short, tips of jaws black. 

 Thorax tawny above, with a longitudinal groove in front and on 

 each side ; the former filled up with black, and ending behind in a 

 black spot. Scutellum tawny, bordered with black, and divided in 

 the middle by a broad black line ; just below it is a tawny spot on 

 each side. Abdomen tawny, black at the base. Pectus entirely 

 black ; legs tawny, the greater portion of the four hind femora black. 

 Abdomen beneath tawny. Wings yellowish hyaline, with tawny 

 costa, stigma, and nervures ; base of fore wings darker than the 

 rest of the wing ; third submarginal nervule almost rectangular. 



Hab. N.W. Australia. 

 a. 2 • (Type of species.) N.W. coast of Australia. Mr. Du Boulay. 



14. Perga peletierii. 



Perga peletierii, Westw. P. Z. S. 1880, p. 370, pi. xxxv. fig. 6. 

 Hab. Australia. 



15. Perga newmani. 

 Perga newmanni, Westw. T. Z. S. 1880, p. 370. 



Hab. Australia. 



