350 University of California Publications. [Entomology 



of the frontovertex, the posterior pair about their own diameter 

 from the occipital margin and less than half as far from the eye- 

 margin ; face considerably shorter than length of eyes, the scrobes 

 as in the other species; eyes with a rather thick, but fine, short 

 pubescence; funicle joints of antennae (fig. 1, A) proportionately 

 a little wider for their length than in other species ; dorsal tooth 

 of mandible (fig. 1, B and C) much smaller and more basal than 

 usually ; wings uniformly ciliated, the speculum narrow, not 

 interrupted and reaching nearly to the posterior margin; ovi- 

 positor protruded about one-fourth the length of abdomen, its 

 sheaths pubescent. Length, 0.5-0.8 mm., exclusive of ovipositor. 

 Coloration about cadmium yellow, the face, cheeks, and under- 

 parts a little paler; a transverse spot on concealed part of 

 pronotum blackish ; the metanotum, but not propodeum, slightly 

 brownish ; a spot on sides of abdomen before the vibrissal plates, 

 the vibrissal plates and the margin of the segments in the center 

 of the dorsum of abdomen brown ; antennae dusky yellowish, 

 the scape somewhat purer yellow, the club more whitish ; coxae 

 and femora yellowish white, the tibiae and tarsi more yellowish 

 wdth apex of last tarsal joint dusky ; exserted portion of ovi- 

 positor dusky ; wings hyaline, the veins pale yellowish ; pubes- 

 cence of head and thorax dusky. 



MALE 



Similar to the female in all characters ; the frontovertex a 

 trifle wider, the ocelli more nearly in a right angle ; the abdomen 

 a little shorter than thorax instead of as long. Coloration some- 

 what brighter or more of a chrome lemon yellow, the face and 

 underparts more vivid, and the dorsum of abdomen behind the 

 vibrissal plates blackish brown except the sides. Length, 0.42- 

 0.6 mm. 



Redescribed from thirteen females, nine males, reared Octo- 

 ber, 1914, and during the summer of 1915, from a Pseudococcus 

 species on grape, Fresno, California (H. S. Smith), California 

 State Insectary no. 675, also compared with Girault's types. 



Acerophagus pallidus, n. sp. 



Fig. 2 



FEMALE 



Frontovertex about three-fourths longer than wide, about as 



closely granulose as in A. texanus or almost punctulate ; ocelli 



in a right-angled triangle, the anterior one noticeably behind the 



