90 NEW YORK STATE MUSEUM 



(4) Galls making a sort of thickened and elevated area in the lamina 



(a) The platform is formed of crowded, monothalamous galls 



Papillose or conelike, clustered, small leaf galls projecting unequally and usually 

 crowded, onQ. rubra, Q: tinctoria and Q. coccinea. Fig. 87, 

 II. Beutm. 'iid, p. 360 



Cynipid. Dryophanta papula Bass. 

 Globular, single or clustered leaf gall covered with minute, warty pubescent 

 ' dots, monothalamous, fleshy, on the upper surface, diameter 2.5 to 3.75 mm, 

 on Q. minor. Fig. 84, 3, 4. Beutm. 'ogd, p. 245 



Cynipid. Biorhiza mellea Ashm. 



(b) The platform is made by a single polythalamous gad 



Flattened, polythalamous leaf galls projecting from both surfaces of the leaf 

 diameter 6 to 24 mm, the upper and lower surfaces resembling a honey comb, 

 onQ. tinctoria. Bassett '90, p. 87 



Cynipid. Honeycomb leaf gall, Neuroterus favosus Bass. 

 Irregixlar, somewhat flattened, polythalamous, yellowish, pithy leaf galls, on 

 Q. minor and Q. alba. Fig. 85, 2, 3. Beutm. 'loc, p. 134 



Cynipid. Neuroterus irregularis O. S. 



Flattened, often very irregular, green, succulent leaf galls, horizontal diameter 



6 to 25 mm, vertical diameter 6 to 9 mm, on Q. alba. Bassett '64, p. 682 



Cynipid. Dolichostrophus majalis Bass. 



Pale yellowish green, irregular, polythalamous leaf galls, usually in the midrib, 



on Quercus species. Fig. 85, i. Beutm. 'loc, p. 133 



Cynipid. Neuroterus fragilis Bass. 

 Globose or subglobose, irregular, reddish, wrinkled leaf gall, diameter 3 to 4 mm, 

 on red oak. PI. 9, fig. 3. Felt 'i6d, p. 164 



Itonid. Oak pill gall, Cincticornia pilulae Walsh 

 Gall similar to that of Cincticornia pilulae and possibly identical, 

 apparently southern. Osten Sacken '62, .p. 200. Felt 'i6d, p. 167 



Itonid. Cincticornia symmetrica O. S. 

 Gall similar to, though much smaller than that of Cincticornia pilulae. 

 Felt 'i5e, p. 157 



Itonid. Dasyneura florida Felt 



(5) Gall spherical, semispherical or conical, usually succulent and consisting of a wall inclosing a 

 chamber in which the larval cell lies free. Some of these galls are loosely attached to the leaf, 

 though more often they are imbedded in the blade. 



(a) Gall globular 



Globose, succulent, hollow leaf, bud and catkin gall containing a white, free, 



globular kernel, green, sometimes red-tinged, diameter 5 to 12 mm, on various 



oaks. Fig. 86, 87, 1-4. Beutm. 'iid, p. 361 



Cynipid. Succulent oak gall, Dryophanta palustris O. S. 



Globose, hollow, plum-colored leaf gall, similar to that ofD. palustris and 



developing equally upon both leaf surfaces; within a small, free cell, on Q. 



a q u a t i c a . Fig. 87, 6. Beutm. 'i id, p. 363 



Cynipid. Dryophanta aquaticae Ashm. 



Gall similar to that ofD. palustris, except that it projects about equally 



on both surfaces of the leaf, length 5 to 6.25 mm, diameter 3 to .75 mm, on 



Q. laurifolia. Fig. 87, 5. Beutm. 'i id, p. 362 



Cynipid. Dryophanta laurifoliae Ashm. 



