4 



176 DESCRIPTION OF A NEW GENUS OF DIPTEROUS INSECTS, 



with short black bristles ; metanotum ochreous-brown, shining. 

 Halteres pale ochre-yellow or brownish-ochreous. Abdomen 

 shorter than the thorax (in dried specimens), as broad as it or a 

 little broader, shining, castaneous, tinged with ochreous-browD^ 

 the last two segments wholly ochreous in the 9 ^ clothed 

 with short black hairs, intermixed with some yellowish hairs 

 in the Q ; anal joint in the $ nodose, in the 9 pointed. Legs 

 densely clothed with yellow hairs. Coxse and femora ochreous, 

 the latter black at the apex. Tibiae and tarsi black, the hind 

 tibise ochreous or brownish-ochreous, black at the base and apex ; 

 ungues black. Wings considerably tinted with yellow on the 

 anterior portion of the basal half, the remainder hyaline : veins 

 dark brown, ochreous-brown towards the base of the wing ; very 

 pale reflections. Middle transverse vein erect in the ^J, slanting 

 in the ^ ; posterior transverse vein straight, separated from the 

 middle transverse vein a distance equal to twice its length 

 (rather more than this in tlie ^), and at a point mid-way between 

 the latter and the tip of the fifth longitudinal vein. 



Larva^ Q, long 5^ ; broad 2 lines. Puparium, (J, long 4^ ; 

 broad 2. 9, long 5^; broad 21. 



Ilab. — Illawarra, &c., N.S.W. Bred from two specimens of 

 HyJa phyllochroa, obtained by Mr. Fletcher in June and 

 November respectively. 



Batrachomyia quadrilineata, sp.n. (W. S. Macleay, MSS.) 



(J. — Long 2^-3 ; alar. 2 J lines. Antennae ochreous-brown or 

 ferruginous, the arista deep brown or black. Head ochreous or 

 ferruginous-ochre ; the pubescence on the front and short bristles 

 on the vertex black. Ocelli on a small deep brown or black 

 triangular patch. Eyes black (deep olivaceous whilst living), 

 with pale yellow pubescence. Thorax ochreous-brown, shining, 

 rather densely covered with short yellow hairs ; traversed by 

 four parallel longitudinal narrow bands of black, the lateral ones 

 somewhat broader than the median two, starting below the 

 humeri, completely interrupted near the anterior extremity by 

 the transverse suture (thus cutting off a squarish portion), not 



