No 18 Lagamohyarchus obliquidens 3 June 1/10 Aikawa Japan This specimen was harpooned from the N/S "Taihei Maru No 2" about 50 miles from Aikawa. The animal was taken on the deck of the ship and lived for about three hours, finally dying from loss of blood. While alive I studied it carefully, taking all color notes immediately, and also taking a circumference measurement. The animal "blew" every few seconds opening the blowhole widely, it then appear ed as a circular opening. This was accomplished by drawing the partition between the points of the blowhole downward & for- ward. No vapour was visible when the animal perpe blew probably because of the frequency of the respiration. The eye was always closed when the finger or any other object approached it, and the sight seemed fairly good. While the animal was alive it frequently raised its head & posterior part of the body from the deck with a convulsive motion. Also it closed its jaws sharply upon a stick when it was placed in its mouth. It seemed to have consid- erable biting power & I imagine could inflict rather a severe wound. On the same day that this specimen was secured a number of others were