Original account 108 · seb_species_0108

Tufted Antshrike

mackenziaena severa

Thamnophilidae

From the original CD

Complete decoded account text

22 cm. A large, dark antshrike with a prominent pointed tuft. Tail shorter than that of /Mackenziaena leachii . <NThe male is grayish black with a black head. <NThe female has a rufous crown and is otherwise brownish black with narrow buff bars. Song is an ascending series of whistles "psiu pseee pseee pseee pseee": slower, more emphasized and drawn out than those of /Mackenziaena leachi . Calls are a rough "kree" and a low "craa craa". The warning call is a long repeated descending whistle uttered by both male and female, like "wiiuu wiiuu..." Skulking in low stratum of forest. More often heard than seen. Fairly common in humid primary or secondary forest and forest borders. Never far away from forest unlike /Mackenziaena leachii . Throughout the area from sea level to about 1500 meters. 1974 Song, Serra da Mantiqueira Itatiaia NP , 03<10>12<10>94. Cloudy, some rain, 20<91>C. With /Crypturellus obsoletus, Drymophila ochropyga .: 13318 Song. PE Jacupiranga, Caverna do Diabo, 10<10>23<10>94. Sunny, 25<91>C. Open scrub. With /Procnias nudicollis, Tapera naevia .: 14136 Call. Fazenda Intervales, 11<10>30<10>97. Sunny, 27<91>C. Primary forest.: 4490 Call. Fazenda Intervales, 11<10>30<10>97. Sunny, 27<91>C. Primary forest. With /Attila phoenicurus, Basileuterus culicivorus, Procnias nudicollis .: 7066 Warning calls. Picinguaba, east of Ubatuba, 10<10>15<10>99. Sunny, 27<91>C. Primary forest.: 3823 Call. Serra da Mantiqueira, Tres Picos Trail, 10<10>22<10>99. Clear, 25<91>C. Primary forest.: 9032 > :

Character status: partial decoder; angle-bracket byte markers are preserved

Recovered structure; field assignment may be heuristic

Structured account sections

Description

Voice

Song is an ascending series of whistles "psiu pseee pseee pseee pseee": slower, more emphasized and drawn out than those of /Mackenziaena leachi . Calls are a rough "kree" and a low "craa craa". The warning call is a long repeated descending whistle uttered by both male and female, like "wiiuu wiiuu..."

Habitat and status

Skulking in low stratum of forest. More often heard than seen.

Distribution

Fairly common in humid primary or secondary forest and forest borders. Never far away from forest unlike /Mackenziaena leachii .

Additional notes

Throughout the area from sea level to about 1500 meters.

Structure status: heuristic; decoded_account_text and segment JSON remain authoritative

Release-specific historical evidence — the three releases remain separate; none is canonical

Release history

This work was published as three separate releases: the Disc 3 release first, the Disc 2 release later, and the Disc 1 release in 2011. Differences between them are historical release differences and are never merged.

Disc 3 in this release's bird list (aux_nonzero;local_checklist_byte45_flag_1)
Disc 2 in this release's bird list (aux_nonzero;local_checklist_byte45_flag_1)
Disc 1 (2011) in this release's bird list (aux_nonzero;local_checklist_byte45_flag_1)

The account in the Disc 1 (2011) revision

The 2011 Disc 1 revision carries this account text unchanged from the Disc 3 release.

Historical taxonomy

WORLD

mackenziaena severa

Tufted Antshrike

Thamnophilidae

Antbirds,Antwrens

CLEMENTS

mackenziaena severa

Tufted Antshrike

Thamnophilidae

Antbirds,Antwrens

AOU_HM

mackenziaena severa

Tufted Antshrike

Thamnophilidae

Antbirds,Antwrens

Recordings

1974.wav

1974 Song, Serra da Mantiqueira Itatiaia NP , 03<10>12<10>94. Cloudy, some rain, 20<91>C. With /Crypturellus obsoletus, Drymophila ochropyga .

Historical relationship: account_audio; status: retained_v1_0_1; source order: 1.