Biological Papers. 127 



Serial 

 number. Stomach Contents. 



92 5 white grubs, 3 centipedes, 1 puparium, 1 cricket, 4 cutworms, a 



few plant fibers. 



93 1 earthworm, 1 white grub, 3 larvae, skin of seed or root, a few- 



plant fibers. 



94 2 centipedes, 5 cutworms, 1 spider, 2 larvje, skin of seed or root. 



95 2 centipedes, 1 puparium, comminuted mass of insect and centipede 



fragments. 



96 3 white grubs, 1 larva, 1 centipede, 1 beetle, skin of grain or root. 



97 4 white grubs, 1 cutworm, 1 ant, insect fragments, a few plant root- 



lets. 



98 3 earthworms, 2 centipedes, 3 larvee, 1 spider, 1 beetle, 1 puparium. 



99 2 earthworms, 1 white grub, 2 centipedes, insect fragments. 

 100 1 white grub, 2 centipedes, 8 ants, mass of beetle fragments. 



SUMMARY OF TABLE. 



White grubs 64 stomachs. 



Earthworms . 49 



Beetles 67 



Beetle larvae 44 



Larvae 25 



Centipedes 25 



Ants 19 ■ 



Wasps 7 



Flies , 2 



Plant fibers and rootlets 43 



Seed pods or husks 8 



Crickets 10 



Insect fragments 31 



Puparia 21 



Cocoons 10 



Spiders 23 



Grasshoppers 2 



Bugs 3 



Skin of grain or roots 6 



Hairworm 1 stomach. 



Number of stomachs infested by parasitic threadworms 28 



In the course of the two years in which I have been investigat- 

 ing the ways of the mole, about 200 specimens have been checked 

 up on my notes. From this number tl e 100 individuals given 

 above were selected so as to include some from each month in the 

 year, and to exclude any whose stomachs were empty or nearly so. 

 The selections had no reference to stomach content, however, for 

 they were made before examination of the latter. 



The proportions of the various articles of food do not vary with 

 the season as they do in the case of birds, for in some form the in- 

 sects, worms and grubs listed in the above table are about as 

 abundant in the soil at one time of the year as at another. It is 



