Wilson, A., on Humming-birds, [432];
on Passenger Pigeon, [342]
Wilson, S. B., and Evans, on Drepanididae, [562] n.;
on Meliphagidae, [568] n.
Windpipe, use and formation, [13]
Wing, [8]
Wing-coverts, [20]
Wing-quills–see Quills
Wing-spurs, [9]
Wilson, A., on Humming-birds, [432];
on Passenger Pigeon, [342]
Wilson, S. B., and Evans, on Drepanididae, [562] n.;
on Meliphagidae, [568] n.
Windpipe, use and formation, [13]
Wing, [8]
Wing-coverts, [20]
Wing-quills–see Quills
Wing-spurs, [9]