"Transparency group," in S. America, [39]
Trimen, on mimicry in African butterflies, [13]
Tupaia ferruginea, [121]
Variation, difficulty of initial, [63]
Wade, on relative abundance of the three forms of P. polytes in Ceylon, [99]
Wallace, on mimicry in Oriental butterflies, [12];
on the conditions of mimicry, [50];
on the females of P. polytes, [76];
on initial variation, [64]