C. atratus, [140]
Cathartae, [137] f.;
claws on manus, [48]
Cathartes, [140]
Cathartidae, [70], [137] f., [143];
fossil, [140];
fossil, Dryornis belongs here, [44];
habits, [137] f.
C. atratus, [140]
Cathartae, [137] f.;
claws on manus, [48]
Cathartes, [140]
Cathartidae, [70], [137] f., [143];
fossil, [140];
fossil, Dryornis belongs here, [44];
habits, [137] f.