Hydraena (Holcohydraena) arenicola Perkins

Hydraena arenicola Perkins 1980: 75

The new records below document new localities and a new depository for identified specimens of this species, which is presently known from northern Oregon south to southern California. Greatest population density in coastal mountain ranges of northern California.

New records: U.S.A.: California, 10 mi. SW Paskenta, Bennett Creek, 3.xii.1991, leg. D. S. Chandler (2 UNH) ; Mendocino National Forest, 3 mi. NE Log Springs, Lantz Ridge, 3.xii.1991, leg. D. S. Chandler (1 UNH) ; Mendocino National Forest, 7 mi. W Log Springs, Grindstone Canyon, 30.xi.1991, leg. D. S. Chandler (4 UNH) ; Oregon, Lane Co., H. J. Andrews Exp. For Lookout Cr., 12–15.v.1984, leg. D. S. Chandler (4 UNH) ; H. J. Andrews Exp. For., Mack Creek, 18.v.1983, leg. D. S. Chandler (5 UNH) .