1906.] NATURAL SCIENCES OF PHILADELPHIA. 493 



than broad, its dorsvim minutely roughened, without hairs, wings 

 finely granulate, not very long, but nearly as high, margin evenly con- 

 vex; ventral surface finely granulate; the genital opening not quite its 

 length in front of the larger anal opening, the latter broader behind 

 than in front, where it tapers roundedly; sternal plate with three fur- 

 rows each side, the second being the longest. Legs rather short; tarsi 

 longer than tibiae, two'^barbed spines below on tarsi I and II, one on 

 tibiae I and II, also on tarsi and tibiae IV; hind femora margined below. 



Length .4 mm. 



From Falls Church, Va., and Fort Lee, N. J. 



Galumna virginica n. sp. 



Color, pale yellowish. Cephalothorax with a broad lamella each side, 

 its apical two-fifths free, and tipped by a long bristle; a low ridge out- 

 side each lamella ; superior bristles erect, not very long, barbed ; pseud o- 

 stigmatic organ very long, clavate at tip. Abdomen longer than 

 broad, depressed, smooth, without hairs; wings very long, not one- 

 half as high, rounded below; venter smooth; genital opening once and 

 one-half its length in front of the very much larger anus ; sternal plate 

 with three lines each side. Legs rather short and stout; femora III 

 and IV margined below; bristles under tarsi and tip of tibiae are stout 

 and barbed ; tarsi I and II plainly longer than tibiae, tarsi III and IV 

 hardly as long as tibiae; three equal claws. 



Length .5 mm. 



From Falls Church, Va. 



Galumna turgida n. sp. 



Color, reddish brown, legs paler. Dorsum smooth; cephalothorax 

 with a lamella each side reaching more than half-way down, a narrow 

 transverse ridge connecting the lateral ones; inferior and superior 

 bristles barbed, the latter very long; pseud ostigmatic organ very short, 

 capitate; abdomen very large, globose, without hairs; wings not very 

 large, longer than high, rounded below; genital opening more than 

 twice its length in front of the much larger anal aperture; from the 

 hind coxae there is a line obliquely up on each side to the dorsmn. 

 Sternum with a line each side toward anterior margin of the genital 

 opening, and in front of this a dot each side; behind on each side is a 

 short line. Legs moderately long, femur I rather swollen above, 

 femora III and IV only slightly margined below; tarsi longer than 

 tibiae; three equal claws. 



Length .6mm. 



Several from Palm Springs, California. (Hubbard.) 

 33 



