Isthmus, of Darien, [5], [26], [32], [37], [109], [116]

of Panama, [5], [27], [50], [110]

Ixlilxochitl, referred to, [179] (footnote)

Ixtaccihuatl, [144]

Iztatapalan, [195]

J

Jackson, Andrew, [248-250]

Jamaica, [8], [17]

Jones, John Paul, [281-297]

William Paul, [290-295]