A. patagonica, [57];

A. pennanti, [56]

Apteria, or unfeathered spaces, [2]

Apteryges, [26], [38] f.;

finger, [9]

Apterygidae, structure, etc., [38] f.

Apterygiformes, of Parker, [38]

Apteryx, [182];

feathers, [41];

pelvis, [9];