Seen in a common species of Andean bamboo which is habitat for many species including this and the Plushcap. One site says there are 120 species of bamboo in the Andes.
Chapman, 1912: NOTE(AS: Streak-headed Antbird is split from East Andean [Long-tailed] Antbird D. caudata Chapman, 1912 (Isler et al. 2012; SACC 542). monotypic; includes occidentalis, peruviana, and boliviana (not on IOC 3.2).)
German
Strichelkopf-Ameisenfänger
French
Grisin de Chapman
Chinese
纹头蚁鸟
Japanese
シマガシラアリドリ
Russian
Пестроголовая длиннохвостая муравьянка
Spanish
Tiluchí colilargo
Portuguese
choquinha-andina
Bird Data App text
The most widely distributed antbird in a five-way split of the Long-tailed Antbird (genus Drymophila).
Africa (entire continent rather than south of Sahara)
AN
Antarctica
AO
Atlantic Ocean
AU
Australasia (Wallacea (Indonesian islands east of Wallace's line), New Guinea and its islands, Australia, New Zealand and its subantarctic islands, the Solomons, New Caledonia, and Vanuatu)
PAL
Eurasia (Europe, Asia from the Middle East through central Asia north of the Himalayas, Siberia and northern China to Japan)
IO
Indian Ocean
LA
Latin America (Middle and South America)
MA
Middle America (Mexico through Panama)
NA
North America (includes the Caribbean)
NO
Northern oceans
OR
Oriental Region (South Asia from Pakistan to Taiwan, plus Southeast Asia, the Philippines, and Greater Sundas)