Ereckson 1934 Gyrocephalus subinus mexicanus slough above Laguna Dam - Otthles, Imperial Co., Calif. Jan. 1, 1934 a male observed several times in course of morning perched on lower stubs of dead willows; usually below 6 feet. Same as above. Jan. 2, 1934 One, presumably same individual seen in same willow clump; used many of same perches. Same as above Jan. 3, 1934 Individual seen at same location; taken as specimen. When picking it up, another male flew into cotton willows 60 feet away and was off almost immediately. Parker, 440 ft., Yuma Co., Ariz. Feb. 23, Individual seen in willows near river.