Honey-suckers, [90].

Hood of cobra, [50].

Hook-billed ducks, [100].

Hooker, Dr., [150].

Horned flies, [93].

Horny plates, [40], [42].

Horny stomach, [83].

Human larynx, [54], [278].

Humphry, Professor, [163].

Hutton, Mr. R. Holt, [202], [203].