616 



A Monograph of Culicidae. 



Wings with brown scales ; fork-cells moderately long, the first 

 sub-marginal longer, but very little narrower than the second 

 posterior cell, its base nearer the base of the wing, its stem more 

 than one-third the length of the cell ; stem of the second posterior 

 cell about two-thirds the length of the cell ; posterior cross-vein 

 longer than the mid, not quite its own length distant from it ; 

 scales normal. Halteres with brown stem and fuscous knob. 



Length. — 4 mm. 



$ . Similar to J , but with plumose brown antennae ; the 

 lateral abdominal spots and venter more golden than in the 9 • 

 Wings similar, but the fork-cells shorter. Fore and mid ungues 

 unequal, simple, the larger one of the mid legs sickle-shaped. 



Tig. 284. 

 Dendromyia serrata. 

 <? genitalia. 



Lutz. 



Genitalia with rather short basal ly expanded basal lobes, and 

 having at their apex a dense tuft of long flattened chaetae curved 

 at their ends ; claspers of extraordinary form, being broadly 

 expanded towards apex, with a curved beak-like termination 

 projecting from the expanded portion, which has a fringe of hairs 

 below the large terminal curved spine ; beneath the claspers is a 

 group of large black spines curved apically and longer than the 

 rest of the genitalia. 



Length. — 3 * 8 mm. 



Habitat. — Cantarinora, Poussoria, Brazil (Dr. Lutz). 



Time of capture. — January. 



Observations. 



-Re-described from a perfect $ and J given me 



