Ridged structure of vanes of feathers, [3]

Ridgway, on Ardea occidentalis, [93] n.;

on Ciconiidae, [95] n.;

on Dissura, [96] n.;

on Humming-birds, [432];

see Baird

Rifleman, [472], [545] n.;

-bird, [545]

Riporre, [238]

Rissa, [301];