Northern Slaty-Antshrike (Northern)
Thamnophilus punctatus punctatus/interpositus
Paul A Schwartz
12 Mar 1969
- near Los Naranjos
- 9.68 -70.24
- 470 meters
- NAGRA III
- Electro-Voice 650
- Parabola 91.4cm (36in)
NOTES: LNS Note: Any change in gain where voice and bird voc. are together did not result in an interuption of timing (MJA).
Neotropical Institute Cut # 18. Bulk reel: 114. 139 tape.
Weather: Light cloudy. 139 tape.
a) 6:55 AM. Natural song by pair. (Birds fairly far away). (Cymbilaimus lineatus also heard.) Quality: 3. Level: +10.
b) 7:35 AM. More, birds now closer (may be after playback?) Quality: 2. Level: +8.
Subspecies information provided by Isler, Isler, and Whitney as part of their study on species limits in the T. punctatus complex (see Isler et al. 1997). The "How Identified" and "Confidence in Identification" values pertain to the recordist's original identification without subspecies name. -Matt Medler, 16 December 2009.
ML: Subject changed from recordist's original identification of Thamnophilus punctatus interpositus to Thamnophilus punctatus punctatus/interpositus to conform to eBird Taxonomy (v. 1.55). -Jay McGowan/Matt Medler, July 2015.