210 THE CANADIAN ENTOMOLOGIST 



powerful chitinized spine, surrounded by numerous golden-yellow hairs. 

 Habitat. — North Queensland. 

 Holotypc, ^ , Babinda, August 7, 1920 (J. F. Illingworth). 



Molophilus longioricornis, sp. n. 



General coloration dark brown ; antennae of the male elongated ; pleural 



appendages of the male hypopygium a chitinized horn with a long, slender spine 

 on the proximal face beyond midlength. 



Male. — Length about 3.2 mm. ; wing, about 3.6 mm. 



Described from an alcohoHc specimen. 

 • Rostrum and palpi pale brown. Antennae dark brown ; the flagellar seg- 

 ments are broken beyond the base but the antennae are very long, probably only 

 a little shorter than the body. Head dark. 



Thorax dark brown, only the pleural membranes paler. Halteres pale, 

 the knobs a little darker. Legs with the coxae pale brownish yellow ; troch- 

 anters yellow ; remainder of the legs broken. Wings with a strong grayish suf- 

 fusion ; veins dark brown. 



Abdomen dark brown. Male hypopygium with each pleural appendage 

 appearing as a cylindrical chitinized horn, the bent apex suddenly narrowed into 

 a chitinized spine that is directed proximad ; beyond midlength of the append- 

 age on the proximal face is a long, slender, slightly bent spine ; the outer face of 

 the appendage is provided with several small appressed spines. 



Habitat. — North Queensland. 



Holotype, cT , Babinda, August 7, 1920 (J. F. Illingworth). 

 Genus Limnophila, Macquart. 

 Liiimophila illingwortlii, sp. n. 



Antennae dark brown, the first flagellar segment light yellow ; mesonotal 



praescutum and pleura brownish yellow, narrowly striped longitudinally with 

 brown ; legs dark brown, femora with a narrow yellowish subterminal ring ; 

 tibiae with a narrow yellowish ring just beyond the base ; wing light gray, the 

 costal margin strongly yellowish; a series of dark brown costal spots; all cells of 

 the wing dotted with gray ; costal fringe conspicuous. 



Male. — Length about 8 mm. ; wing about 8.5 m. 



Described from an alcoholic specimen. 



Rostrum brown ; palpi dark brown. Antennae dark brown, the first 

 flagellar segment conspicuously light yellow ; antennae short, the first scapal 

 Siegment elongate. Head brown, paler between the eyes. 



• Mesonotal praescutum brownish yellow, indistinctly striped longitudinally 

 with brown, there being a more conspicuous median stripe that becomes obliterated 

 before the suture and two sub-lateral stripes on either side ; lateral margins of 

 the praescutum darker brown ; scutum obscure brownish yellow, each lobe 

 encircled by brown, this circle darker anteriorly and laterally; scutellum pale 

 brownish yellow with a narrow brown median line ; postnotum pale brownish 

 yellow wi'th the median line darker brown and with two transverse bars, one 

 near midlength, the other at the posterior margin. Pleura yellow, striped lon- 

 gitudinally with pale brown, there being two or three more or less complete 

 brown stripes that are a little narrower than the pale stripes between. Halteres 

 yellow, the knobs slightly darker. Legs with the coxae yellow, traversed by nar- 

 row brown lines, there being two such lines on the fore and middle coxae; 



