EXPLANATION OF PLATE II. 



Fig. 5. "Bull-roarer," said to be from S. Australia. A central figure 

 consisting of circumferential circles, surrounding a nucleus of 

 circles, and guarded above and below with the three-quarter 

 circular figure as before. 



„ 6. Opposite face of the same, with indiscriminately scattered small 

 circles and semi-circles in various degrees of completeness. 



,, 7. Small " Bull-roarer," also said to be from S. Australia, incised 

 with circles and cross-bars, after the pattern of Fig. 3, except 

 that the outer circles of incisions are incomplete, rendering 

 them in fact semi-circles. 



„ 8. Opposite face of the same, with a serpentine figure looped on 

 itself, margined by bow-shaped incisions, and the re-entering 

 angles occupied by short transverse bars. 



