GEOGKAPHICAL INDEX. 



The following index was compiled in order to present a concise list of 

 the species of Nematognathi of each locality where collections have been 

 made. The numbers refer to the serial number of the species as given in 

 this paper. The figures in parentheses refer to the pages of Professor and 

 Mrs. Agassiz's "A Journey in Brazil," where the given locality is dis- 

 cussed. 



The map has been compiled with especial reference to the localities 

 where collections have been made. 



Abrolhos, 61. (p. 540). 



Acapulco, 42. West Coast of Mexico. 



Alexo, Lago, 124b, 151, 172, 206, 208, 317, 321, 334, 400. Near Manaos. 



(p. 294). 



Altata, 18, 20, 24, 28, 39, 41, 42. West Coast of Mexico. 

 Amable Maria, 288, 291, 416. Peru. 

 Amazons, 32, 67, 70, 67.1, 124e, 145, 147, 151, 152, 153, 156, 161, 183, 185, 



232, 236, 244, 318, 319, 326, 334 (near Kio Negro), 353, 375, 393. 

 Ambyiacu, 114, 116, 124, 160, 177, 256, 286, 340, 344, 402, 421, 422, 425, 426, 



439, 448, 450, 453, 454, 455, 463, 464, 465, 466. Tributary to Mara- 



fion near Nauta. 

 Antilles, 30. 

 Apure, 67, 75. 



Apurimac, 434 (at an altitude of 2,000 metres), 442. 

 Araguay, 22, 46, 124, 137, 138, 143, 265, 286, 361, 391. 

 Arary, 12, 108, 124a, 143, 163, 224, 390, 446. 

 Avary. This should read Arary in the text. 

 Azangaro, Rio, 260. A tributary of Titicaca. 

 Bahia, 19, 21, 33, 35, 37, 37a, 37b, 46, 61, 83, 88, 230, 365, 366, 367, 402, 



444. (p. 127). 

 Bayano, 64. 

 Bogota, 206, 274. 

 Bolivar, 21, 110, 124, 395. 

 Bon Jardin, 91. 

 Borba, 89, 135, 236. 

 Branco, Eio, 1, 71, 98, 130, 136, 155, 156, 159, 176, 218, 222, 248, 304, 322, 



344, 346, 349, 414, 447. (p. 295). 

 Branco, Forte de Eio, 89, 144, 161. 



Brazil, 157, 217, 219, 237, 288 (rivers of Central Brazil), 354, 374, 415. 

 Buenos Ayres, 59, 71, 83, 89, 110, 122, 124a, 154, 163, 238, 316, 338, 446. 



