23 FEBRUARY 1901, Page 23

of the standpoint ocettpled by Professor Loeb. Physiology," he--says in

-hie- :preface, "has- thus far been essentially the physiology of vertebrates." He desiderates a broader. basis. Physiology mnst include " al olasses of the animal kingdom.' Accordingly he devotes successive chapters to researches into the central nervous system of medusa, ascidians, actiniens, echinoderms, worms, Ste. (We shallhave_to. say, in a nearer sense, "the worm is say brother.") And _thus he _institutes a further reform in the science._ Those troublesome persons the meta- physicians "have at all times concerned themselves with the interpretation of brain functions "-things, we presume, beyond their ken-" and have introduced such metaphysical concep- tions - as soul, consciousness, will, Ice." There is to be no more of such trifling. "-We must look for the- substitution of real processes for these- inadequate voneeiptiolier Science is' to be, for the future, "anti-metaphysical."