W. G. DIETZ 
24f» 
scrilK'il. August 25 and 51, I!)l [, and Angus! 25 and St'pk>nil)cr 
d, 1915. 
Ormosia lutcola Dielz, 'J’raiis. .Ninor. Knt. Soc., xi.n, p. lax, pi. .\, fijr. 4 . 
ddiu same launarks, as uikUm- (he preei'ding six'eies, ai)piy here. 
June 11, 1915, .July 1, 1915; .July 25, 1911. 
Ormosia pygmaea Alc.xaiidcr, P.syclu', .xix, j). l(>(i, pi. xni, fig. .'j, 1!»12, ('/Vi- 
iiiicra)] Onruma pilasa Dietz, Trans. Ainer. Ent. .S(jc., xui, p. Id!), pi. x, 
fig. 5. 
X<)( rare. May to Seiitenilx'r. 
Ormosia nigrispila Osteii-Sacken, Mon. X. A. Dipt., iv, p. 142, ISfi!), (h'ln/- 
pliolophuti). 
liare. May and .June; eoniinon in Hepteinher in swanpis. 
Ormosia palpa'is Dietz, 'I’ran.s. Anier. Ent. Snc. xi.n, p. 140, j)!. .x, fig. 6 . 
No additions to he rejiorted to the hololype and single; para- 
(ype; Oetolier Ki, 1915; Septeinher 14, 1915. 
Ormosia rubella ( )sten->Sackcn, Mon. X'. A. Dipt., iv, p. 144, jd. 1 , fig. 15, 
( lUinpholophus). 
\’eiy common. Septenilier and October. 
Ormosia rubella enigmatica variety(?) nov. 
'I'his female speeinien, agrees in every particular wif h the normal form 
exeei)t in the head, which is prolonged into a ro.strmn nearly a.s long a.s the 
thorax, moderately curved and of nearly eciual thickness, tapering towards 
the ai)ex. 1 cannot discover any j)al|)al structures, excej)! two very shorl 
jerojections near the base above. It may prove a freak. 
llolotupe . — 9; Hazleton, Pennsylvania. September 19, 1918. 
Ormosia deviata Dietz, Trans. Amer. Ent. Soc., xlii, p. 14d, pi. x, figs, h 
and !)a. 
Not rare. May and June, and again in Se])l('nib(‘r. 
Ormosia meigenii ( )stcn-Sacken, Proc. Acad. Xat. Sci. Phila., IS5!), ]>. 22 (i, 
( Krioptera); Mon. X. A. Dipt., iv, p. 144, (Rhy pholophus) . 
This species was very common in iMay 1910 and 1911, but 
since then no specimens have l)een taken. 
Ormosia subcostata .spec. nov. 
Wings unicolorous; costa darker from den.sity of laibescence, the stigma a 
trifle darker; cell 1st AP opens into cell AP; anal veins c(>nvcrging. 
Alale, length, 4 mm.; wing, 5.5 mm. 
TKAXS. AM. ENT. SOC., XLVII. 
