186 BUEIAL OF THE KEMAINS Chap. IV. 



ing near the surface. It is very improbable 

 that worms should have migrated from the 

 adjoining field into the small space of the 

 atrium, after the superficial mould in which 

 they prefer to live, had been removed. We 

 may therefore conclude that the burrows and 

 the castings which were seen here during the 

 ensuing seven weeks were the work of the 

 former inhabitants of the space. I will now 

 give a few extracts from Mr. Farrer's notes. 



Aug. 26th, 1877; that is, five days after 

 the floor had been cleared. On the previous 

 night there had been some heavy rain, which 

 washed the surface clean, and now the mouths 

 of forty burrows were counted. Parts of the 

 concrete were seen to be solid, and had never 

 been penetrated by worms, and here the rain- 

 water lodged. 



Sept. 5th. Tracks of worms, made during 

 the previous night, could be seen on the sur- 

 face of the floor, and five or six vermiform 

 castings had been thrown up. These were 

 defaced. 



Sept. 12th. During the last six days, the 

 worms have not been active, though many 

 castings have been ejected in the neighbour- 



