174 
MEMOIRS OF THE QUEENSLAND MUSEUM. 
OMPHALOMOMYIA new genus. 
Female: — Characterized by the 9-jointed antennas which bear three distinct ring-joints, 
the club solid. Prop odeum with a median carina, the scutellum simple, the parapsidal furrows 
complete. Hind tibial spurs single. Marginal vein a little longer than the submarginal, the 
latter only slightly or incompletely broken, the postmarginal absent. Mandibles tridentate. 
Pedicel elongate, the club with a short nipple. Thorax sliagreened. Wings hyaline. More or 
less anomalous and with elacliertine affinities. Abdomen sessile. 
Male: — Not known. 
Type: The following species. 
1. OMPHALOMOMYIA L1VIDICAPUT new species. 
Female: — Length, 1.47 mm. 
Deep orange yellow the head deep blue, the parapsides washed with the same color, the 
abdomen (dorsad) margined all round with blackish except across base; legs concolorous with 
thorax. Scape white, the remainder of antennas dusky, the pedicel suffused with yellowish, the 
distal or third funicle joint less than half the length of the pedicel, globular, the club more or 
less equal to the pedicel, the first funicle joint longest, distinctly longer than wide. 
Described from one female captured from a window, January, 1912 (A. P. Dodd). 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1703, Queensland Museum, the above specimen on a tag, the head and a 
hind leg on a slide. 
RIIICNOPELTOMYIA new' genus. 
Female: — Antennas 10-jointed with three ring-joints, the funicle 2-jointed both joints 
somewhat longer than wide, the club only slightly wider and with a terminal spine. Scutellum 
simple. Parapsidal furrows complete. Postmarginal vein subequal to the stigmal. Scutellum 
very long, cordate. 
Male: — Not known. 
Type: The following species. 
1. RHXCNOPELTOMYIA WASHINGTON! new species. Genotype. 
Female: — Length, 1.00 mm. 
Metallic green, the wings hyaline, the scape and legs white, the coxae concolorous; 
flagelium black, the funicle joints slightly longer than wide, the second slightly the longest, 
subequal to the short, pedicel. Scape dusky at tip. Thorax finely reticulately scaly, the 
scu + ellnm, how'ever, opaque, the reticulation absent or nearly, the surface glazed or frosted. 
Abdomen dark. 
Described from one female captured by sweeping in forest along the banks of Cape 
River, December 24, 1912. 
Habitat: Capeville (Pentland), Queensland. 
Type: No. Hy 1704, Queensland Museum, the above specimen on a tag, the head on a 
slide (fragments of other antennas present). 
The species is dedicated to Booker T. Washington. 
