12 
Isosoma hageni n. sp. 
Female.—Length, 4 mm.; expanse, 7 mm.; head and thorax rather 
coarsely reticulate-punctate, the interspaces of the reticulations finely 
granulate. Metanotum with three faint subparallel longitudinal sub- 
median carine. Pronotal spot moderately large and rather distinct. 
Abdomen a little shorter than the thorax, second segment occupa 
about one-third of its dorsum; segments 3, 4, 6, anid 7 subequal; seg 
ment 5 a trifle longer. Petiole rugose, sae nu coxse fainth 
greened. Antenne notin good condition for stucy in the ty 
at hand—broken in one and with the pupal s)ecaths 
Stigmal club, rounded; spur distinct, straight. ~ 
Color, black; apical third of front femora and tibia and tarsi of the 
same legs, houey-yellow; knees and tarsi of middle and hind legs also 
honey-yellow; pubescence of entire body short and sparse, light in 
color. 
Fic. 2.—TIsosoma agrostidis Howard. 
Described from two female specimens from the collection of the 
Museum of Comparative Zoology, Cambridge, Mass., labeled in the 
handwriting of Dr. Hagen, “ In quick grass, Boston, March, 1883, H. H.” 
Isosoma agrostidis n. au (fig. 2). 
Female.—Length, 2.8 mm.; expanse, 5.2mm. Head and mesothorax 
finely shagreened and also very sparsely and finely rugulose; meta- 
notum somewhat coarsely rugulose and without a median furrow, but 
with a rather faint median longitudinal carina; mesoscutellum rather 
rounded at apex, not sharply pointed; axillar and parapsidal sutures 
nearly meeting; pronotal spot evident but small, scarcely seen from 
above; first funicle joint of antenne not twice as long as second; 
remaining joints subequal, somewhat rounded; club joints very dis- 
tinct, terminal one acuminate and styliferous. Abdomen short and 
stout, considerably shorter than thorax; subglobose in shape, its sec- 
