NO. 2136. REVISION OF THE GENUS APHYCUSTIMBERLAKE. 599 



sides of abdomen replaced with dusky reddish; the vertex in region 

 of the posterior ocelli blackish brown; and antennae with the dark 

 parts more brownish, the scape blackish brown with the upper mar- 

 gin and spot on lower margin of outer face near the base whitish, 

 pedicel, the first and part of next two funicle joints and the club 

 blackish brown, rest of flagellum yellowish. 



Redescribed from six females, two males (cotypes) reared from 

 Lecanium on Arctostaphylos pungenSj Sonoma County, California 

 (A. Koebele), and one female from Mountain View, California (E. M. 

 Ehrhorn). The latter specimen differs from the types in being 

 smaller (1.0 mm. long) and in having the scape somewhat narrower, 

 or not over one-half as wide as long. 



Type.C&t. No. 5033, U.S.N.M. 



6. APHYCUS SCHWARZI, new species. 

 Fig. 2. 



Female. Structural details as in A.fuscipennis, but the front and 

 vertex is slightly more than twice as long as wide, and becoming 

 narrower posteriorly. Length: 1.15mm. 



Face and cheeks yellowish white, a spot on lower corners of cheeks 

 smaller and blacker than mfuscipennis, and becoming much fainter 

 on each side of oral margin of face; front, vertex and upper rim of 

 occiput pale dilute brown; mesonotum pale ochraceous brown, be- 

 coming darker on the posterior border of the scutum, the axillae 

 and scutellum, and the scutum with a narrow, curved, blackish line 

 on each side near the base ; collar of pronotum and tegulae whitish, 

 each with the usual dots; center of occiput, concealed part of pro- 

 notum, the metanotum, propodeum and dorsum of abdomen black- 

 ish, the latter with lateral margins yellowish white except that the 

 black extends narrowly along the front margin of the first five seg- 

 ments down to the venter for a short distance; underparts yellowish 

 white, the venter with a narrow, median, longitudinal dark band 

 along the ovipositor sheath. Antennal scape blackish with a spot 

 on outer face at base, the upper margin narrowly and apex broadly 

 yellowish white; base of pedicel, first three funicle joints and club 

 blackish, and the remainder of antenna yellowish white. Legs 

 yellowish white, banded as in fuscipennis except that the femoral 

 bands are fainter and reduced. Wings the same but the white band 

 is wider. 



Described from one female (type) collected in the Santa Rita 

 Mountains, Arizona, June 11 (Hubbard and Schwarz). Mr. Schwarz 

 states that it must have been taken in Madeira Canyon. 



Type. Cat. No. 18365, U.S.N.M. 



