Dec. iSgg.] COQUILLETT: On NORTH AMERICAN TRYPtTID.E 261 



Seven males and four females. Type No. 4397, U. S. National 

 Museum. 



CEdicarena diffusa Snow belongs to Straussia. 



Zonosenia basioluin Osten Sacken, and Spilographa setosa Doane are 

 synonyms oi flavoiwtata Macquart. The latter and electa Say belong 

 to Zonosenia. 

 Zonosema vittigera, sp. nov. 



Head yellow, face slightly convex, only slightly projecting at the oral margin, 

 third antennal joint produced into a sharp point at the outer apical angle ; thorax pol- 

 ished, dark yellow, metanotum marked with three whitish yellow vittre, the median 

 one tapering to a point anteriorly, the lateral ones each marked with a broad black 

 vitta interrupted at the suture ; a narrow black vitta extends from humerus to wing, a 

 black spot back of each wing ; pleura whitish yellow on upper edge and with a similar 

 colored vitta near the middle, above this a black vitta which does not extend on the 

 front part of pleura, a black spot in front of middle cox£e ; scutellum light yellow, its 

 base brown and black, a black dot at each lower front angle ; metanotum black, the 

 upper corners yellowish ; abdomen polished yellow, a black spot on each side of the 

 fourth segment in the male, fifth m the female, ovipositor not longer than the last 

 abdominal segment; legs yellow; bristles, including those fringing the hind tibiae, 

 black ; wings hyaline, marked with four brown bands and a costal spot between the 

 two median bands extending to the third vein ; the first band extends from humeral 

 crossvein to middle of last section of sixth vein, wing basally from this band, except 

 behind sixth vein, yellowish ; the second band begins at the stigma and passes over 

 the small crossvein, almost reaching the wing-margin midway between apices of the 

 fifth and sixth veins ; the third band starts from just before apex of second vein and 

 passes over the hind crossvein ; the fourth band begins at costal end of the third band 

 and borders the wing to slightly beyond tip of fourth vein ; third vein bristly nearly 

 to its apex, small crossvein at middle of discal cell ; length, 5 to 6 mm. 



Habitat : Eagle Pass, Texas (J. Cram), and Las Cruces and Mesilla, 

 N. Mex. (T. D. A. Cockerell). Two males and two females. Type 

 No. 4398, U. S. National Museum. 

 Spilographa maculosa, sp. nov. 



Light reddish yellow, face and cheeks grayish pruinose, a light yellow vitta on 

 upper edge of pleura ; face greatly retreating below, third joint of antennte rounded 

 at the apex, scutellum bearing four bristles ; ovipositor flattened, slightly longer than 

 the preceding abdominal segment ; wings hyaline, an indistinct brownish band ex- 

 tends from forking of the second and third veins to apex of anal cell, a brown band, 

 which is sometimes interrupted in the submarginal and discal cells, runs from the 

 stigma over the small crossvein and stops midway between the fifth vein and the 

 hind margin of the wing, hind crossvein and apex of fifth vein bordered with brown, 

 a brown costal spot midway between apices of the first and second veins extending 

 slightly below the second vein, broad apex of wing, usually from slightly before apex 

 of second vein to slightly beyond apex of the fourth, brown ; third vein bristly nearly 

 to its apex, small crossvein noticeably before middle of discal cell ; length, 4 to 5 mm. 



