RM2AJ2EEK–The Biochemical journal, 1907 . PiG. 10.—Rabbits striped muscle, dead three hours. Rigor not yet present. Noreaction to electric stimulus. On similarly testing rigored or dead amphibian muscle, stripedor unstriped, wc find analogous conditions. The first contraction 374 (at 38° C.) does not occur,only, viz., at about 53° C, BIO-CHEMICAL JOURNAL Here again we get one contraction. Fig. II.—Frogs gastrocnemius, dead ten days.