A. ispida, [387]

Alcidae, [49], [268], [315] f.;

bill-sheath and outgrowth shed, [5] n., [317] f.;

habits, [315] f.

Alcippe, [503]

Alcurus, [504]

Alcyone, [383], [384];

toes, [10], [383];

A. azurea, [386]

Alectorides, [243]