Pomona ('oi.i,K(;k .Toiunm. of Entomoiakiv <S:?1 



•'1. The pleuriB in ^1. amcriccDid are iinieolorous ochreous; in A. senilis they 

 are reddisli-brown above anil below, more ochreous in the middle. 



2. Tiie mariirinal cross-vein is present in A. americana, absent in ^1. senilis. 



3. The f;enitalia are different in the two species but as we have only one 



male, I do not want to dissect it, witliout which I cannot properly make 

 out the structure." 



Adelphomyia cayuga sj). n. 



Larse species (length, 9. 3 mm.): radial cross-vein indistinct; cell Ml 

 al)sent. 



9, length 5 nun.: wing .').! mm. 



Rostrum, palpi and aiitcnii;c light brown. Fr.int, vertex and occi|)ut 

 brown. 



Thoracic pra\scutum uniform light lirowii without apparent dorsal stripes: 

 scutum, seutelluni and postuatum liglitci'-mldrcd yellow. I'lciira' light 

 brownish-yellow, brighter colored on the iii<taplcura' and on the posterior 

 portions of the mesopleura>. Legs ratli.r iniitdrm liglit brown throughout. 

 Wings rather uniforndy suffused with dark, membrane distinctly darker 

 colored than in americana or mimda ; veins liglit brown. Venation (Figure 2(50, 

 B) — Scl rather long, about five times as long as Sc2 ; R2+3 in a line with R2 ; 

 cross-vein r not evident: basal dellection of R-t+u in a line with cross-vein 

 r-m; cell .Ml absent, i. e.. .Ml and .M2 fused to the wing-margin. A short 

 pubescence in the apical portions of the wing, tips of cells Rl. K2. K3, R5, M2 

 and i\I3 being included. 



Abdominal tergum and sternum uniformly brown. 



Holotype 9 (balsam slide i. Vanishing Hro,,k. Ttha.'a, N. Y.: Aug. Ki. 

 1912. (Alexander, coll.) 



Type in author's collection. 



