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. 
,, G. 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. 
