144 THE NATURALIST IN AUSTRALIA. 
W, Saville-Kent, Photo. 
STAG’S-HORN CORAL GROWTH, Madrepora hebes, GREAT BARRIER REEF, QUEENSLAND. 
acres in extent, and attain to a tall coppice-like growth of five or six, or more, 
feet in height. The dead and decaying coralla of this species that also bestrew the 
sea-bottom in portions of these areas present a remarkable resemblance to cut and 
prostrate brushwood. A very interesting demonstration of the reparative powers of 
the Madreporide is furnished by the accompanying illustration. It represents a 
branchlet of the purple species, which, having been broken off at some previous period, 
was 
W. Saville-Kent, Photo, 
MADREPORA BRANCHLET, SHOWING RE-GROWTH AT BROKEN END, MARKED A. TWO-THIRDS NATURAL SIZE. 
