Arthur A Allen
David G Allen
18 Mar 1959
- TUCSON; NEAR DESERT MUSEUM
- MAGNEMITE UNSPECIFIED MODEL
- Parabola (Unknown Diameter/Focal Length)
NOTES: S.S. SAYA. CACTUS COUNTRY.
[Ten examples of the fully peaked form of the Initially Peaked Vocalization (IPV; following Smith, W. J. 1970. Displays and message assortment in Sayornis species. Behaviour 37: 85-112), most examples with a single stuttering, introductory unit. Note that the BNA account appears to have confused this vocalization with a type 1 Regularly Repeated Vocalization (RR1). Quality unchanged (2) - 4 April 2005]