238 Records of thk S.A. Muskum 



told by llio retention of botli r and tbe oiilei- (b'tleclion of vein j\P. Botli species 

 are nota'ble by tbeir marked s{^xnal rliniorpliisni. 



RHABDOMASTIX Skuse, 1889. 

 RHABDOMASTIX GENEROSA sp. nov. 



Size large (wing of female over 11 nun.) ; antennae l)rownisli-yellow ; general 

 colonration light grey ; wings faintly yellowish ; Sc long, extending to almost 

 opposite the fork of Es; E-+^ and Rs snbeqnal in length; W and R- closely 

 a]iproximated at wing-margin. 



? Length, 9-5 mm. : wing, 11 ■;? mm. ; antenna, about 6 mm. 



Rostrum and palpi light brown. Antennae browni.sh-yellow, the flagellar 

 segments a little darker; antennae if bent baekward extending to about the base 

 of the tbird abdominal segment. Head light grey. Mesonotum light grey, the 

 lateral margins of the praeseutum narrowly and indistinctly brownish; pleura 

 whiti.sh-grey. Halteres light yellow. I^egs with the coxae and trochanters 

 testaceous-yellow (remainder of the legs broken). Wings with a faint yellowish 

 tinge; stigma barely indicated; veins yellowish-brown. \>nation: Sc long, Se^ 

 ending a short distance before the forking of the long Rs, Se^ a little .shorter than 

 the basal deflection of Cu^; Rs long, gently arcuated at origin, about as long as 

 R2+-^; R2 a little more than one-half the length of the basal deflection of Cu^; 

 R^ and R^ close together at the Aving margin, the space on costa between them 

 being about one-third r-m ; cell first M- small, short-rectangular, m being about 

 one-half the outer deflection of M-' ; ])asal deflection of C'u^ just beyond the fork 

 of M; Cu- about twice the deflection of C'u^ ; vein second A moderately long. 

 Abdominal tergites brown, indistinctly obscure yellow before their apices; 

 sternites obscure brownish-yelloAv. O^'ipositor with the tergaj valves slender, the 

 points slightly curved; .sternal valves strongly compressed. 



If ah. New South Wales: Dorrigo (W. Heron). Type, I. 12150. 



TRENTEPOHLIA Bigot, 1854. 



TRENTEPOHLIA DODDI sp. nov. 



General colouration reddish-yellow: legs yellow; wings pale yellowish, the 

 wing-apex very narrowly infuscated : costal and subcostal veins yellowi.sh. 



S Length, o-T-.l-S mm.; Aving. fi mm. 9 Length, G-.")-?;.") mm.; wing, 



61 nun. 



Ro.strum broAvnish-yellow : labial palpi yellowi.sh; maxillary palpi light 

 brown. Antennae dark brown. Head dark grey. Mesonotal praescutum 

 reddish-yellow, moderately shiny; scutum brown; postnotum obscure yellow, the 

 posterior half infuscated. Pleura reddish-yellow, slightly pruinose. Halteres 



