xo. 1030. DESCRIPTIONS OF NEW SAW FLIES— ROEWEB. 243 



obtusely rounded; supraclypeal area very strongly convex, appearing 

 acute, much longer than wide; antennal foveas large, sharply defined; 

 middle fovea large, shallow, not inclosed above; ocellar basin wanting; 

 an elongate fovea in front of anterior ocellus; antennal furrows com- 

 plete; postocellar furrow incomplete; postocellar line slightly shorter 

 thaji the ocellocular line; antenna? hardly tapering, the third and 

 fourth joints subequal ; stigma acuminate ; inner tooth of claw slightly 

 shorter than the outer; sheath as in yarya. Black; clypeus, labrum, 

 mandibles (except piceous apices), malar space, angles of pronotum 

 and tegulae while ; legs below coxae (except femora beneath and apices 

 of tarsi which are black) reddish-yellow; superior orbits piceous; 

 wings hyaline, venation pale brown, costa and stigma pallid. 



Mountains near Claremont, California. One female collected by 

 C. F. Baker. 



Type.— Cat. No. 14485, U.S.N.M. 



PONTANIA FOVEATA, new species. 



Belongs in Marlatt's division / and is related to agania Rohwer, but 

 may easily be separated by the transverse fovea above the crest. 



Female. — Length 4 mm. Labrum tnmcate; anterior margin of 

 the clypeus gently arcuately emarginate, lobes broad, rounded 

 apically; supraclypeal fovese small, punctiform, well separated from 

 the antennal fovese; supraclypeal area convex, rectangular in outline, 

 more prominent above ; middle fovea broad, shallow, open above and 

 with a furrow extending to the transverse fovea which is above the 

 crest ; a small depressed area in front of the anterior ocellus ; antennal 

 furrows represented by a broad depressed area; postocellar area not 

 defined; postocellar line much shorter than the ocellocular line; 

 antennae wanting beyond the second joint; stigma broadest near base, 

 tapering to apex; venation normal; teeth of claws large, subequal; 

 sheath normal. Black; clypeus, labrum, mandibles (apices piceous), 

 1 malar space, angles of pronotum, tegulae and legs, whitish; posterior, 

 i superior, and part of inner orbits testaceous. Wings hyaline, iri- 

 descent; venation pale brown, stigma pallid. 



Mountains near Claremont, California. One female collected by 

 C. F. Baker. 



Type.— Cht. No. 14569, U.S.N.M. 



PONTANIA NEVADENSIS var. NIGRIPECTA, new variety. 



Differs from nevadensis in the black mesosternum and in having the 

 imesepisternum in part black. The male also differs in the postocellar 

 I furrow, not being defined, the head being more dull and the third anten- 

 nal joint being but slightly shorter than the fourth, antannac not as 

 long as head and thorax. 



Mountains near Claremont, California. Four females and 12 males 

 collected by C. F. Baker. 



Cotype.—CsiL No. 14486, U.S.N.M., and in C. F. Baker's collection. 



