38 KECORPS OF THE AUSTRALTAN MUSEUM. 



Pelecorhynchds distinctus, Taylor. 

 (PI. ix., fig. 5.) 



rdei-orliipichus disfuirtiis, Taj'lor, Rec. Anstr. Mtis., xii., 1918, p. 58. 



Ti/pe. — The liolotype and paratype, both females, are in tlie 

 Anstvalian Museum. The male is unknown. 



PELECORHYNCnaS FDLVDS, liicdrdo. 



Pelecorhipirlius fiihun^, Kicardo, Ann. Mag. Nat. Hist. (8), v., 1910, 

 p. 406. Id., Taylor, Proc. Linn. Soe. N.S.Wales, xliv., 1919, p. 41. 



Loc. — Sutherland, New South Wales, one female, taken by Mr. C. F. 

 Denquet. Dr. E. W. Ferguson has kindly lent me a male specimen for 

 the determination of characters suitable for the key. 



PeLECORHYNCHUS DEDQUEI'l, .s'^). VQIK 



(PI. ix., fig. 7.) 



$. A yellow and black species; the abdomen is bare, shining, and 

 black ; the wings are yellow with their posterior borders and spots black. 

 The tomeutum of the head is ashy grey ; the pubescence on the face 

 and cheeks is black mixed with a little white, whilst that of the front and 

 behind the head is black ; the beard is whitish. The proboscis is black, 

 the palpi reddish yellow, and the antennae reddish yellow with a fuscous 

 stain on their basal segments. Thorax with a thin black median stripe 

 which Avidens posterioi-ly and extends on to the scutellum. Two very 

 broad yelh)wish stiipes are on each side of the median line. Within each 

 of these there is a brighter stripe running the full length of the thorax 

 and touching the apex of the transverse sutuie. There is an irregular 

 black lateral stripe, but a small area above the roots of the wing is 

 yellowish ; the remainder of the thorax and the sides of the scutellum are 

 greyish. The fringe of the scutellum is black on the black part and 

 whitish on the gi'ey j)art. The ventral part of the thorax and the 

 coxae ai'e gvey with white pubescence, the remainder of the legs aie 

 yellow. Abdomen shining black with pubescence yellow. Wings reddish 

 yellow with a black posterior bolder; a black posterior band extends 

 across each at the base of the discal cell, but does not reach the costa ; 

 another band at the apex of the discal cell is interrupted and leaves an 

 isolated spot at about the middle of the radial vein ; a third band at the 

 cubital fork is curved and, with the posterior mai'ginal band, encloses a 

 yellow area. The markings are not quite uniform in eacli wing buf :i1I 

 the bands are coiiHuent with the posterior boi-der. 



Length, 14 mm.; width across the wings about .'>5 mm. 



This species is nanu'd after the collcctur of the holotype, 

 Ml-. C. V. Denquet. 



