30 ENTOMOLOGICAL NEWS [Jan.,'15 
vein r slightly before the fork of R2 plus 3, the distance about equal 
to one-quarter of the cross-vein r. 
Abdominal tergites dark brown, the lateral margins rather bright 
yellow; ovipositor reddish chestnut; sternites yellow. 
Holotype, 9 , Cordoba, Mexico. Larva in the water of 
bromeliads ; adult issued April 20, 1908. (Frederick Knab.) 
Allotype, $, Topotypic; adnlt issued May 5, 1908. 
Type in the U. S. National ^Museum ; allotype in the author's 
collection. 
Since Mongoma hromeliadicola was first described, Mr. Pi- 
cado's excellent work on the fauna of the bromeliaceous epi- 
phytes has appeared and in this paper the author has given a 
plate and figures of the larva and pupa of this insect.t M. 
leucoxena differs from all the known forms with pale knees in 
its uniformly white tarsi. 
