PROTECTIVE RESEMBLANCES, AND MIMICRY 911 
the wings are so held that all combine to mimic with ex- 
traordinary fidelity a dead leaf still attached to the twig by 
a short pedicle or leaf-stalk imitated by a short tail on the 
Fig. 133.—/allima, the ‘‘ dead-leaf butterfly.” 
hind wings, and showing midrib, oblique veins, and, most 
remarkable of all, two apparent holes, like those made in 
leaves by insects, but in the butterfly imitated by two small 
circular spots free from scales and hence clear and trans- 
