198 INSECUTOR INSCITI^ MENSTRUUS 



Family PYRALID^ 

 Subfamily EPIPASCHIIN^ 



Oneida diploa, new species. 



Fore wing smooth dark purplish gray ; a band at basal third 

 of raised brown and yellowish scales, followed by two brown 

 arcs, and two dark gray arcs ; two little raised brown spots 

 below end of cell ; an apical mark of whitish, with three brown 

 streaks, bounded inwardly by a black arc ; a curved brown 

 raised spot preceding this, beyond end of cell. Hind wing 

 pale creamy, with darker terminal line. A patch of straw- 

 colored scales below before origin of vein 2. Expanse, 27 mm. 



Type, male. No. 23634, U. S. Nat. Mus. ; Zacualpan, 

 Mexico, July (R. Miiller). Paratype, female, from the same 

 locality. May, 1919 (R. Miiller). 



Family ZYGAENID^ 



Triprocris venadiocola, new species. 



Head orange-yellow, vertex black ; thorax black, the pa- 

 tagia orange ; fore wing orange for two-thirds, the* terminal 

 third black, the junction of the colors a little irregular. Hind 

 wing black on the margin, the discal area hyaline, the costa 

 orange-yellow to middle of cell and nearly to apex. Expanse, 

 32 mm. 



Type, female, No. 23735, U. S. Nat. Mus. ; Venadio, Sinaloa, 

 Mexico (A. Kusche, gift of B. Preston Clark). Paratypes, 

 two males and a female with the same data. 



NOTE ON THE DISTRIBUTION OF THE FLOOD- 

 MOSQUITOES OF THE WEST 



(Diptera, Culicidce) 



By HARRISON G. DYAR 



As noted by Mr. Eric Hearle (Can. Ent., Hi, 115, 1920), 

 one of the mosquitoes breeding in flood-pools is Acdes aldrichi 

 D. & K. This species apparently breeds nowhere else ; but 



