B. Richardson Motoma fuscipes annectens. may 17 Toni E Stadium 500 ft. Berkeley, Alameda Co., Calif. On individual caught in the 10 traps set. Each trap was set in the immediate vicinity of a net. These nests were composed mainly of sticks varying from an inch and one half through down to a quarter of an inch and various lengths most Two feet. These sticks paralleled to a large degree the vegetation of the locality. On the oak and alderbury thicket the nest was composed of this material while pin stems were used in a locality where they were abundant. About 50% of the sticks showed signs of being gnawed while others were were apparently put on as they had been picked up. In every case the sticks placed on recently