functionless tail, [26];

habits, [53] f.;

structure, etc., [49] f.

Podicipedes, [49]

Podicipes auritus, [53];

P. caliparaeus, [53];

P. cristatus, [53];

P. dominicus, [53];

P. fluviatilis, [52], [52];

P. griseigena, [53];