This midge induces pea-size, urn-shaped galls on buds of California and western junipers. When fresh, the galls are usually greenish-gray to yellow-brown, smooth, glossy, and closed at the apex.

Walshomyia juniperina Felt, 1908, Bull. N. Y. State Mus., 124: 360. Types 6 and 9, New Indria, California.

This unique species has been known only from types reared in June, 1884, from the fruit of Juniperus californica. Several specimens were reared from Gavilan, Riverside County, in May, 1939 (P. H. Timberlake).

Walshomyia juniperina

Host: Juniperus californica

Distr: California