1911] Cynipida of California 33*3 



Diplolepis clavula (Beutenm.) 

 Dryopianta clavula, Beutenmuller, Ent. News, vol. '-'2 (1911 I, p. 67. 

 Female. Reddish brown, eyes, ocelli, mandibles, oral margin, 

 occiput, a broad median stripe from occipital margin to the mouth 

 (broken beneath ocelli), antennae, presternum, pnmotum above and 

 below, dorsal and subdorsal vittae on mesonotum concurrent with 

 median longitudinal lines and smooth lines over base of wings, meso- 

 pleura, base of scutellum and a median spot, metanotum and abdomen 

 wholly black. Head reticulately rugose, face pubescent, antennas 

 14-segmented, 1st segment stout, clavate, 2nd oval, 3rd long but not 

 as long as 1 and 2 together, 4th as long as 3, succeeding segments to 9th 

 progressively shorter, 9th and following segments subequal except the 

 last, which is longer than penultimate by one-half, all rather pubescent. 

 Pronotum narrow in the middle, rugoso-punctate, pubescent, mesono- 

 tum faintly rugose and deeply punctate, each puncture with a pale 

 brown hair, parapsidal grooves distinct, reaching anterior margin, 

 median longitudinal lines extending half-way to posterior margin, 

 smooth lines over base of wings rather short, mesopleura smooth, 

 shining black, densely pubescent, a triangular area beneath wings 

 aciculate, scutellum rugose, pubsecent, foveae indistinct, a transverse 

 arcuate groove at base with median carina, metanotum somewhat 

 punctate, pubescent. Abdomen smooth, shining, somewhat compressed, 

 the second tergite produced caudally acutely to a point, the posterior 

 margin oblique, pubescent at base, 3rd tergite fairly wide, others con- 

 cealed beneath, ovipositor sheath expanded at tip, with an apical tuft of 

 hairs, ovipositor exserted. Legs fuscous brown and pubescent. Wings 

 hyaline, quite pubescent, veins distinct, radial cell long, open at the 

 margin, vein at base angulate and clouded with brown, areolet moderate, 

 cubitus nearly reaching basal vein, radius incrassate at the tip, cubital 

 cell with a lar^e brown cloud at base and numerous spots at apex, a 

 brownish cloud beneath 2nd cross vein, one at break in anal cell, and 

 another at base of cubitus. Length 2 mm. 



Gall. Small gourd or trumpet-shaped galls on the leaves of Quercus 

 lobata, oval or subglobular outwardly, with long neck which is somewhat 

 expanded at point of attachment. The gall is 7 mm. long, 2 mm. wide, 

 the neck narrowing to less than 1 mm.; the walls quite thin, the large 

 oval larval chamber lying directly beneath. It has a reddish appear- 

 ance and is faintly rugose from minute crystalline bodies lying on the 

 surface. It is also often covered with a grayish brown tomentum. 



Habitat. Palo Alto, Cal. (Miss Bertha Wiltz.) Napa and 

 Sonoma Counties, California (Beutenmuller). 



Diplolepis echina (O.-S.) 



Cynips echinus, Osten-Sacken, Tr. Am. Ent. Sue, vol. 3 (1870), p. 56. 

 Dryophanta echina, Beutenmuller, in litt. 

 Dryophanta speciosa, Beutenmuller, in litt. 



Female. Reddish brown, eyes, ocelli, tips of mandibles, oral 

 margin, antennae distally from 2nd segment, dorsal and lateral vittae 

 on mesonotum concurrent with median pair of lines and lines over base 

 of wings, and abdomen dorsally black or blackish. Head faintly rugose, 



