Musca vomitoria.

Muscicapa grisola.

Muscicapa luctuosa.

Muscicapa ruticilla, breeding in immature plumage.

Muscle, ischio-pubic.

Muscles, rudimentary, occurrence of, in man; variability of the; effects of use and disuse upon; animal-like abnormalities of, in man; correlated variation of, in the arm and leg; variability of, in the hands and feet; of the jaws, influence of, on the physiognomy of the Apes; habitual spasms of, causing modifications of the facial bones, of the early progenitors of man; greater variability of the, in men than in women.

Musculus sternalis, Prof. Turner on the.

Music, of birds; discordant, love of savages for; reason of power of perception of notes in animals; power of distinguishing notes; its connection with primeval speech; different appreciation of, by different peoples; origin of; effects of.

Musical cadences, perception of, by animals; powers of man.

Musk-deer, canine teeth of male; male, odoriferous organs of the; winter change of the.