1911] Cynipidcc of California 363 



row, ventral valve oblique and extending upwards to dorsal line, ovi- 

 positor sheath protruding slightly and pubescent. Legs covered with 

 pubescence. Wings hyaline, pubescent, veins faint, brownish, radial 

 cell long, open at the margin, vein at base arcuate, areolet and cubitus 

 indistinct. Length 1.75 mm. 



Gall. An irregular swelling or enlargement of the terminal twigs 

 of Quercus lobata, subglobular, 15 mm. x 12 mm., apparently 

 mom ) thalamous . 



Habitat. . San Jose, Cal. (R. W. Patterson.) 



Callirhytis guadaloupensis n. sp. 



Female. Yellowish brown to reddish brown, one specimen with the 

 head, pronotum, median stripe on mesonotum, scutellum, metanotum 

 and abdomen darker; tips of mandibles, ocelli, basal region of anten- 

 nas, pecten, tibia?, tarsi and caudal aspect of femora black or blackish. 

 Head closely punctate, pubescent, antenna- 14-segmentcd, 1st and 2nd 

 segments stout, 3rd segment long, longer than 1 and 2 together, 4th to 

 8th segments progressively shorter, following segments subequal, 

 except last, which is twice penultimate. Thorax rugose and partially 

 pubescent, parapsidal grooves on mesonotum reaching half-way to 

 anterior margin, median longitudinal lines and smooth lines over base 

 of wings distinct , the former extending less than half-way to posterior 

 margin, scutellum pointed, deeply rugose and pubescent, basal fovea? 

 inconspicuous, pleura rugose and pubescent. Abdomen smooth, six 

 tergites visible, the second occupying less than one-third the entire 

 length, pubescent at base, dorsal and ventral valves pubescent, tips 

 with tufts of hair. Wings small and narrow, veins heavy, outer third 

 of cubitus not reaching margin, the basal portion of which is hairy, 

 areolet distinct, basal third of cubitus not reaching basal vein. 

 Length 2.5 mm. 



Gall (PL XXIII, fig. 4). Hard, smooth, flat, disc-shaped galls on 

 under side of leaves of Quercus chrysolepis, 5-6 mm. in diameter 

 apparently monothalamous. 



Habitat. Guadaloupe, Cal. (R. W. Patterson.) 



Callirhytis sanctas-clarae n. sp. 



Female. Reddish brown, eyes, tips of mandibles and ocelli black, 

 legs yellowish brown. Head faintly rugoso-punctate, pubescent, 

 antenn;e 14-segmented, 1st and 2nd segments stout, 3rd segment long, 

 a little longer than 1 and 2 together, succeeding segments to 9th pro- 

 gressively shorter, 9th and following segments subequal, except the 

 last, which is a little longer than penultimate. Thorax rugoso- 

 punctate, parapsidal grooves on mesonotum distinct, extending half- 

 way to anterior margin, median longitudinal lines reaching half-way to 

 posterior margin, smooth lines over base of wings distinct, mesopleura 

 almost bare, upper portion closely and finely punctate, lower portion 

 aciculate, scutellum rugoso-punctate, basal fovea? large, shallow, with 

 smooth, shining bottom, approximate, separated only by a carina, 



