1922] Alexander: Crane- Flies from New Zealand 235 



the coxcx orange-yellow; hind and mid trochanters brownish black; 

 fore trochanters yellow with a black spot on the lower face ; remainder 

 of the legs black, the fore femora narrowly yellow basally. Wings nearly 

 hyaline, the extreme tip clouded with darker; cells C, Sl and the stigma 

 dark brownish black; veins black. Venation: r present; petiole of cell 

 Mx variable in length, sometimes longer than r-m,\n some cases entirely 

 lacking. 



Abdomen light yellow, the tergites with three narrow black longi- 

 tudinal stripes, the median stripe narrower than the yellow sublateral 

 stripes; caudal margin of tergite seven and all of segments eight and 

 nine black; sternites with a narrow median stripe. ' 



Hab. New Zealand. Ilolotype, d", exact locality unknown 

 (/. W. Campbell). Allotopotype, 9. Parato polype, cT. 



Macromastix atroflava, sp. n. 



General coloration orange-yellow; antennae and palpi black; 

 a capillary black line on vertex; mesonotal prcescutum with 

 three stripes; leg? black, the coxae and trochanters orange; 

 wings subhyaline, the costal region and stigma dark brown; 

 abdomen yellow, the tergites with three, narrow, black, longi- 

 .tudinal stripes. Male. — Length 11.5-12 mm.; wing 16 mm. 

 Female. — Length 11 mm.; wing 14 mm. 



Frontal prolongation of the head yellow, the nasus and a linear 

 triangle behind it, black; palpi black. Antennae dark brownish black 

 throughout.- Head yellow with an elongate, capillary dark brown 

 streak on vertex. 



Pronotimi entirely light yellow. Mesonotal praescutum orange- 

 yellow with three conspicuous "black stripes that are narrowly margined 

 with brown; in the paratype, and less distinctly in the allotype, the 

 stripes are entirely black; median stripe narrowed behind, not attaining 

 the suture; lateral stripes narrower, crossing the suture and suffusing 

 the lateral margins of the scutal lobes; remainder of mesonotum 

 orange-yellow, immaculate. Pleura orange-yellow, immaculate, the 

 dorso-pleural region light yellow. Halteres dark brown, the base of the 

 stem narrowly orange. Legs with the coxae and trochanters orange; 

 remainder of legs black. Wings subhyaline, the costal region and stigma 

 dark brown, this including cells C, Sc, Sci and the stigma; wing-tip, in 

 cells Ri, Rz, and i?5 very indistinctly darkened; veins dark brown, 

 slender. Venation: Rs about one-third longer than i^o+s; petiole of 

 cell Ml very short, about equal to or a little longer than, r; basal 

 deflection of Cui just before midlength of cell 1st M2. 



Abdomen yellow, the basal tergite orange, the caudal margin of 

 the other tergites except the last two, narrowly orange; tergites nar- 

 rowly trilineate with black, the broad, yellow, sublateral stripes from 

 two to three times as wide as the mid-dorsal black stripe; segments 

 eight and nine black. 



