INDEX. 



PART I.— HARVESTING ANTS. 



^lian on harvesting ants, 7-9. 



Aldrovandus, radicle of seed gnawed by ants, 9. 



Algiers, harvesters observed in, 52. 



Aphides and cocci not sought by harvesting ants, 48. 



Atta barhara, 15, &c. ; barhara var., 16, 31, 63 ; barbata, 12 ; 

 cephalotes, 13; diffusa, 12 (note), 65; megacepliala, 16, woi'king 

 at night, 49 ; providens, 12 (note), 65; rufa, 12 (note), 64; structor, 

 16, 29, 63, working at night, 49. 



Battles of ants between different colonies of the same species, 37, 40 ; 



with caterpillar, 41. 



Capri, harvesting ants at, Q?: 



Captive ants, 42-49. 



Crematogaster scutellaris, 62 ; sordidulus, 63. 



Dispersal of seeds by means of ants, 4, 21, 53, 55. 

 Distribution of harvesting ants, 52, 57, 59. 



Enemies of the ants, 56. 



Formica cruentata, 37, 61 ; cursor, 62 ; emarginata, 61, working at 

 night, 49 ; erratica, 37, 62 ; fusca, 51, 61 ; marginata, 62 ; nigra 

 6 (note) ; nigerrima, 52 ; viatica, 52. 



Galls found in ants' nests, 36. 



Germination of seeds arrested by ants, 20, 25, 26, 40 ; this fact men- 

 tioned by Aldrovandus, 9. 



Granaries, structure of, 22, 23, 31, 32, 49, 54; position of, 31; 

 contents of, 27 ; time required to construct, 45. 



Insects inhabiting ants' nests, 35, 36, 56. 



Jerdriu (Dr.) on harvesting ants in India, 12, 64, 65. 



M 



