174 PROCEEDINGS OF THE ACADEMY OF [Oct., 



Legs slender, normal. Third vein furcate near tip; four posterior 

 veins of which the last arises at base of discal cell. Discal cell as 

 long as stigma. Length, 8 mm. 



Type.— d"; Alamogordo, New Mexico, May 13, 1902, (Viereck & 

 Rehn), [A. N. S. P. No. 6193]. 



Aochletus nigropilosus new species. 



Similar to albopilosus, but all erect pile black except a little on the 

 face. Antennae shorter and stouter, and the scutellum broader 

 with the spines more broadly separated. Length, 9 mm. 



Type. — cf ; Sonoma County, California, July, [A. N. S. P. No. 

 6194]. 



Neorondania scutellata new species. 



cf . Black, slightly steel blue, shining; frontal triangle, first, sec- 

 ond, and base of third antennal joints, scutellum and spines, apices 

 of femora, yellow or tawny. Halteres and bases of tarsi, white. 

 Eyes black pilose. All erect pile black except on occiput and lateral 

 tufts on second abdominal segment. Otherwise marked with ap- 

 pressed white pile as follows: Face, especially the orbits, three 

 mesonotal vittae interrupted at suture, supra-alar dash, posterior 

 mesonotal margin, notopleural spot, pleura, lateral transverse spot 

 on abdominal segments three and four, larger lateral spot on fifth, 

 venter and more or less of femora and tibiae. Eyes (moistened) with 

 three horizontal purple lines. Head hemispherical. Eyes contigu- 

 ous. Face convex above, depressed below. Antennae as long as 

 head; first joint twice as long as second; third quadrate, three and 

 a half times as long as first and second together. Scutellar spines 

 as long as scutellum, of light color and long black pilose. Abdomen 

 broadly rounded, minutely granulose discally, with distinct impressed 

 sutures. Legs slender, but hind femora somewhat flattened and 

 enlarged beyond middle. Wings brownish hyaline; stigma and cross 

 veins below, faintly fuscus. Length, 8-10 mm. 



9 . Similar, but eyes bare. Head entirely tawny; frons as wide 

 as length of first and second antennal joints together. No erect 

 black pile, but design of appressed white pile as in male. 



Type.—d^; Costa Rica, (W. M. Gabb), [A. N. S. P. No. 6195]. 

 Paratypes. — 4 9 ; topotypical. 



Actina canadensis new species. 



This species is readily distinguished from viridis Say by the low 

 situated antennae, which is also shorter and more robust than in that 



