Disholcaspis pedunculoides, new species

Host.--Quercus grisea, undulata, arizonica, oblongifolia

Gall.--In clusters of 2-20 on the peduncle. Individual galls slender, conical, 10-12 mm long, sharp at tip, tapering below to about 3 mm in diameter and more or less clasping at its star-shaped base. Monothalamous, wall .3 mm thick, exit hole in side 1.2 mm in diameter. Colored like the bark, darker at apex.

Biology.--While growing in the late summer the galls are green but by November 1 in the Sandia Mountains they were turning brown and contained adults which emerged during last week in December and first two weeks in January.

Habitat.--NM, AZ

- LH Weld: (1926) Field notes on gall-inhabiting cynipid wasps with descriptions of new species^©

Reference: https://www.biodiversitylibrary.org/page/7610635#page/307/mode/1up