1918] Japanese Crane-jlies 445 



Abdomen with the four basal tergites yellow, with broad 

 median and narrower lateral stripes; terminal tergites dark 

 brownish; sternites similar, the four basal segments yellow, 

 brownish laterally; terminal segments dark brown; hypo- 

 pygium largely yellowish. The dorso-pleural appendage pro- 

 duced cephalad in a sharp point, the entire sclerite suggesting 

 the head and beak of a bird. 



Limnobia avis flavo-ahdominalis Alex. 



No specific locality, labeled March, No. 32. 



Female. — Length, 13 mm.; wing, 13.4 mm. 



Similar to the typical avis, differing as follows; Smaller. 

 The head yellow with two, linear, brown, subparallel marks on 

 the vertex; stripes on the prasscutum represented only by two 

 median black marks at the anterior end and four similar marks 

 near the suture; scutal lobes black in the centers; legs yellow 

 except the tips of the femora, which are very narrowly brown ; 

 abdomen clear yellow throughout. 



Libnotes nohirai Alex. 



Iwate, June, 191(3. 



Female. — Length, 10.5-13 mm.; wing, 15-1/. 4 mm. 



Rostrum and palpi dark brown. Antennae with the scape 

 brown, the flagellum clear Hght yellow throughout. Head 

 brownish-gray, clearer gray along the inner margin of the eyes. 



Pronotum elongate, dark brown above. Mesonotal prse- 

 scutum light brownish-yellow, whitish pollinose with four 

 brown stripes, the median one extending the length of the 

 sclerite, the lateral pair very short; scutum brown, lobes 

 darker; scutellum and postnotum dark brown, sparsely gray 

 pruinose. Pleura yellowish, the mesopleura shghtly gray 

 pruinose, darkest on the mesosternum. Halteres elongate, 

 yellow, the knobs a little darker. Legs yellow, tips of the femora 

 broadly black, tips of the tibia narrowly darkened; the last 

 three tarsal segments and tips of the other two dark brown. 

 Wings with a yellow tinge basally, more grayish distally. 

 Veins, especially costa, bright yellow, except where they trav- 

 erse dark spots, where they are brown; cross veins and deflec- 

 tions of veins, the radial sector and second anal vein narrowly 

 seamed with dark brown. Venation: basal deflection of Cui 

 short, about as long as r-m. 



Abdomen yellowish, the tergites more or less distinctly 

 trivittate with dark brown. 



