Morgan.

Morley, J., letters to.

Mormodes, labellum of.
-M. ignea, flower of.

Morphological, Hooker's criticism of term.
-sense in which used by Nageli.

Morphology, Darwin's explanation of.
-Kollmann on batrachian.
-of plants.

Morse, Prof. E.S.: of Salem, Mass.
-letters to.
-on shell-mounds of Omori.

Morton, Lord, his mare.

Moscow, opinion on Darwin's work from.

Moseley, Canon H., on glacier-motion.

Moseley, Prof. Henry Nottidge F.R.S. (1844-91): was an undergraduate of
Exeter College, Oxford, and afterwards studied medicine at University
College, London. In 1872 he was appointed one of the naturalists on the
scientific staff of the "Challenger," and in 1881 succeeded his friend and
teacher, Professor Rolleston, as Linacre Professor of Human and Comparative
Anatomy at Oxford. Moseley's "Notes by a Naturalist on the Challenger,"
London, 1879, was held in high estimation by Darwin, to whom it was
dedicated. (See "Life and Letters," III., pages 237-38.)
-letter to.
-proposal to examine Kerguelen Coal beds.

Moss-rose, sudden variation in.

Mostyn, Lord, horse and quagga belonging to.

Moths, hermaphroditism in hybrid.
-survival of distinct races.
-colours of.
-and Sexual Selection.

Mould, Darwin's opinion of his paper on.

Mountain-building, Rogers on.

Mountain-chains, Darwin on.
-and earthquakes.
-and elevation.
-false views of geologists on.
-Hopkins on.
-volcanic rocks in.

Movement, of land-areas.
-of plants, Darwin on.
-F. Muller on.
-Wiesner on Darwin's book on.

Mucus of seeds, significance of.

Mukkul, Pass of.

Mules, meaning of stripes of.
-J.J. Weir's observations on.

Muller, Ferd., on advance of European plants in Australia.

Muller, (Fritz) Dr. Johann Friedrich Theodor (1822-97): was born in
Thuringia, and left his native country at the age of thirty to take up his
residence at Blumenau, Sta Catharina, South Brazil, where he was appointed
teacher of mathematics at the Gymnasium of Desterro. He afterwards held a
natural history post, from which he was dismissed by the Brazilian
Government in 1891 on the ground of his refusal to take up his residence at
Rio de Janeiro ("Nature," December 17th, 1891, page 156). Muller published
a large number of papers on zoological and botanical subjects, and rendered
admirable service to the cause of evolution by his unrivalled powers of
observation and by the pub