FIGURE 5. Representative specimens of Melanopareia torquata, showing the extremes of color variation observed. From left to right, M. t. torquata (MZUSP 86363 from Maranhão), M. t. rufescens (MZUSP 53453 from São Paulo) and M. t. bitorquata (MZUSP 78064 from Mato Grosso). Note that the white interscapular patch is intentionally exposed
FIGURE 4. Map illustrating the geographic distribution of the ventral color patterns of adult male b...
Figure 5 - Spectograms of reeling songs of Scytalopus griseicollis subspecies found in Colombia and ...
FIGURE 6. Color plate showing the plumage differences between Crypturellus obsoletus obsoletus (a), ...
FIGURE 4. Examples of color variation in Melanopareia torquata. From left (south) to right (north), ...
FIGURE 1. Localities of the examined specimens of Melanopareia torquata. Specimens from southern Par...
FIGURE 2. Correlation between latitude and lengths of tail (left) and culmen (right) of specimens of...
The Collared Crescentchest Melanopareia torquata is a poorly known and inconspicuous species of open...
FIGURE 3. Scatterplot for the first versus the second principal component scores of a Principal Comp...
FIGURE 5. Color variation in the definitive basic plumage of the Long-tailed Reed Finch Donacospiza ...
FIGURE 5. Distinct plumages of Agelasticus c. atroolivaceus. Left row, from left to right, males in ...
FIGURE 4. Female facial markings and eye color of (A) P. berlepschi and (B) P. carolae. The forehead...
FIGURE 5. Ventral, lateral and dorsal view on the plumage similarity between Pipraeidea melanonota (...
FIGURE 5. A comparison of the shapes of the outer two primaries of adult male Machaeropterus r. regu...
FIGURE 5. Coloration of the wing membranes in Myotis nimbaensis (AMNH 279589, holotype). A, Dorsal s...
FIGURE 6. Comparison of underwing-coverts in specimens of Formicivora from Mucugê, Bahia. Left: grey...
FIGURE 4. Map illustrating the geographic distribution of the ventral color patterns of adult male b...
Figure 5 - Spectograms of reeling songs of Scytalopus griseicollis subspecies found in Colombia and ...
FIGURE 6. Color plate showing the plumage differences between Crypturellus obsoletus obsoletus (a), ...
FIGURE 4. Examples of color variation in Melanopareia torquata. From left (south) to right (north), ...
FIGURE 1. Localities of the examined specimens of Melanopareia torquata. Specimens from southern Par...
FIGURE 2. Correlation between latitude and lengths of tail (left) and culmen (right) of specimens of...
The Collared Crescentchest Melanopareia torquata is a poorly known and inconspicuous species of open...
FIGURE 3. Scatterplot for the first versus the second principal component scores of a Principal Comp...
FIGURE 5. Color variation in the definitive basic plumage of the Long-tailed Reed Finch Donacospiza ...
FIGURE 5. Distinct plumages of Agelasticus c. atroolivaceus. Left row, from left to right, males in ...
FIGURE 4. Female facial markings and eye color of (A) P. berlepschi and (B) P. carolae. The forehead...
FIGURE 5. Ventral, lateral and dorsal view on the plumage similarity between Pipraeidea melanonota (...
FIGURE 5. A comparison of the shapes of the outer two primaries of adult male Machaeropterus r. regu...
FIGURE 5. Coloration of the wing membranes in Myotis nimbaensis (AMNH 279589, holotype). A, Dorsal s...
FIGURE 6. Comparison of underwing-coverts in specimens of Formicivora from Mucugê, Bahia. Left: grey...
FIGURE 4. Map illustrating the geographic distribution of the ventral color patterns of adult male b...
Figure 5 - Spectograms of reeling songs of Scytalopus griseicollis subspecies found in Colombia and ...
FIGURE 6. Color plate showing the plumage differences between Crypturellus obsoletus obsoletus (a), ...