478 The Philippine Journal of Science ms 



taining the wing root, dark brown, the first flagellar segment 

 pale on the basal third. Head pale yellowish brown. 



Pronotum pale. Mesonotal praescutum pale brown, the three 

 usual stripes more yellowish brown; tuberculate pits lacking; 

 remainder of the mesonotum brown. Pleura brownish yellow 

 with a conspicuous dark brown longitudinal stripe extending 

 to the base of the abdomen. Halteres with the stem pale brown, 

 the base narrowly yellow, the knobs dark brown. Legs with the 

 coxae concolorous with the pleura; trochanters similar, infus- 

 cated apically ; remainder of the legs brown, the terminal tarsal 

 segments darker brown. Wings with a strong brown tinge; 

 stigma elongate-oval, darker brown; a very faint infuscation 

 along the cord and at the origin of Rs; veins dark brown. 

 Venation : Sc r ending opposite the end of Rs, Sc 2 its own length 

 from the tip of Sc, ; Rs relatively short, feebly angulated near 

 origin; R 2+s moderately elongate, gently arcuate, about equal 

 to the first section of R 2 ; r.a little more than its own length 

 from the tip of R x ; inner ends of cells R 3 , R 5 , and 1st M 2 about 

 in alignment; cell 1st M 2 rather short-pentagonal; petiole of 

 cell M, rather short, about equal to the second section of M 1+2 

 basal deflection of Cu x at three-fifths the length of cell 1st M 2 ; 

 anterior arculus almost obliterated. 



Abdominal tergites dark brown; sternites pale yellow, each 

 ringed before midlength with dark brown. 

 Habitat. — Formosa. 



Holotype, female, Tattaka, altitude about 7,400 feet (about 

 2,250 meters), August 17, 1921 (T. Esaki). 

 Elephantomyia major uniformis subsp. nov. 



Male. — Length, excluding rostrum, 9.5 millimeters; wing, 8.5. 

 Differs from typical E. major Alexander, of Kotosho Island, 

 as follows: Smaller. Antennae black throughout. Mesonotal 

 prsescutum reddish brown with a conspicuous black median 

 stripe, broadest in front, narrowed behind, becoming obsolete 

 near the suture. Pleura conspicuously light gray pruinose. 

 Legs with the coxae infuscated on their outer faces. Abdominal 

 tergites dark brown ; basal sternites indistinctly bicolorous, the 

 subterminal segment entirely black. 

 Habitat. — Formosa. 



Holotype, male, Tattaka, altitude about 7,400 feet (about 

 2,250 meters), August 16, 1921 (T. Esaki). 



