Marshall, 1942 Turdus infuscatus Los Esmeriles March 15 Cloudy in am. i: T. inf. singing well into day - usually on clear days only hr. or so. sunrise & dusk. ? Mocker - heard from high in cloud forest trees esp. along ridges & near slides or openings in cloud forest. 2090 taken - singing. Song's phrases of same delivery as mocker but include some very robin-like sounds, also some resembling Saltator atriceps & other native sp. The most evident Turdus here March 16 Rained at dusk & Robins came out of cloud forest & sang in brush & low trees in clear area around camp. ? coll 210 skel. March 17 ♂ 2111 coll. singing from little tree in middle of sparse brush-vines at summit divide - others singing there also - foggy - 50-100 yds. from forest. ♀ 2112 taken in cloud forest. Seen & heard all day in cloudforest but qty, outnumbered by T. plebejus. March 23 2051 ♂ taken foggy am in brush far from cloud forest - flew in to bowl. Was at a spring.