THE TENTHREDINOIDEA 345 



the eye to the temples, where it is considerably dilated, minute spot in 

 the lateral grooves of the occiput, extreme angles of pronotum, tegulae, 

 scutellum, post-scutellum, yellow; femora white; tibiae and tarsi 

 yellow. 



Two females, Sitka, June 16, 1899. 



Type no. 52S0, U. S. National Museum. 



Family SELANDRIID^. 



FENUSA ALASKANA sp. nov. 



Male: Length 4 mm.; smooth, shining; head nearly as broad as 

 thorax, polished, impunctate ; a deep elongate pit immediately behind 

 the base of each antenna ; antennal fovea large, round, deeply im- 

 pressed, sharply limited ; antennae short, third joint almost as long as 

 fourth and fifth combined ; clypeus squarely truncate ; posterior tarsi 

 as long as the corresponding tibiie ; stigma broad at base, tapering to 

 apex. Color black; tegulce and knees white ; antenuEe beneath, spot 

 on apex of femora above, line outwardly on all tibite and apices of tar- 

 sal joints, reddish yellow ; wings hyaline, nei^vures and stigma brown. 



One female, Kukak Bay, July 3, 1899. 



Type no. 5281, U. S. National Museum. 



Allied \.oFe?iusa curta Norton, from which it differs in the coloration 

 of the antennae, and in the much greater length of the posterior tarsi. 



ERYTHRASPIDES ASHMEADII sp. nov. 



Female : Length 6 mm. ; clypeus truncate, densely pubescent ; an- 

 tennae shorter than the head and thorax, stout, third joint nearly as 

 long as fourth and fifth combined, the joints beyond the third enlarged 

 at apex ; a stout ridge extending backwards from the base of each an- 

 tenna with a deep pit close to its posterior termination ; antennal fovea 

 broad, shallow, roughened, indistinctly defined ; scutellum and base of 

 metathorax finely granulate ; stigma broad, rounded below, acuminate 

 at apex ; sheath elongate, stout, rather sharp, rounding above and be- 

 low. Color black, shining ; apices of femora and tibiae, except tips, 

 white ; outer margin of tegulae testaceous ; wings hyaline, nervaires 

 black, stigma dark brown. 



Male : Length 5.5 mm. ; resembles female in general structural 

 characters, but the ridges behind the antennas are much reduced and 

 the pits found In the female close to their posterior terminations are 

 obsolete ; antennae stouter ; colored as In the female. 



