662 
THE VOYAGE OF H.M.S. CHALLENGER. 
body, and this movement of the hands (see Plate F.). The main point in the dancing 
seemed to be that all the motions should follow and pass one into the other with perfect 
gradation in time, and without any jerk or quickening. The thumbs were always main- 
tained extended at right angles to the palms of the hands, as at the Ivi Islands. A young- 
boy danced a somewhat similar dance to that of the girls. During his performance he 
at one time put forward one leg and curved the sole of his foot so that only the toe and 
heel touched the floor, and turned round with the foot in that position. At another time 
he shuffled along slowly with the heel of one foot in the hollow of the other. 
Fig. 222. — Spear Dance of two Lutaos at Samboangan. From a sketch by Lieut. Swire, B. A. 
From a Moro boy a Jew’s-harp was obtained made of bamboo, on which he was 
playing. The instrument is most ingeniously cut out of a single splinter of bamboo, the 
vibrating tongue being extremely delicately shaped, and cleverly weighted by means of 
a knob of the wood left projecting on its back. The instrument produces a tone 
indistinguishable from that of a metal Jew’s-harp, and is quite unlike Melanesian bamboo 
Jew’s-harps in its form. 
In the tide-way between Samboangan and the Island of Santa Cruz Major, whilst the 
water was running in both directions, a most unusual abundance and variety of surface- 
living oceanic animals and larvae of shore forms was obtained with the tow-net ; amongst 
