318 INDEX. 



Brading, castings from, with rounded particles, 257 

 Bridgman, Mr., on worms eating leaves of a Phlox, 34 

 Buckman on grasses profiting by being rolled, 10 

 Burial of the remains of ancient buildings by worms, 



178 

 Burrows, depth of, 111 



direction of, on a slope, 273 



excavation of, 100 



lined with black earth, 113 



lined with leaves, 114 



months of, worms lie motionless near, 15 



old, their collapse, 120 



— ' P lu gg e( l U P> 60 



terminating in a small chamber, often lined with 



stones or seeds, 116 



Calciferous glands, 17, 45 

 Cannibal worms, 37 

 Carabus attacking worms, 65 

 Carnagie, Mr., depth of burrows, 116 

 Castings, acid, 53 



from Beaulieu, 103 



in cellars, 107 



tower-like, near Nice, 108 



ejection of, 118 



tower-like, from near Calcutta, 125 



of great size on the Nilgiri Mountains, 128 



weight of, from a single burrow and from a given 



area, 163 



thickness of layer formed from, during a year, 171 



ejected over ancient buildings, 256 



flowing down slopes, 264 



washed away, 275 



dry, disintegration of, 278 



blown to leeward, 286 



