HOW TO KNOW THE BUTTERFLIES 



CC. Hind wings not tailed. 



D. With a row of eye-spots near the outer margin of 

 the upper surface of the hind wings, p. 173. 



The Emperors (in part). 



DD. Wings without eye-spots, p. 162. 



The Sovereigns. 



BB. Club of antennre short, more or less abruptly thick- 

 ened. 



C. Lower surface of the wings with silvery spots, p. 104. 

 The Fritill aries (in part). 



CC. Lower surface of wings without silvery spots. 



D. With two large eye-spots on the upper surface of 

 each hind wing (the Buckeye), p. 131. 



The Angle-wings (in part). 



DD. With several eye-spots or with none on the upper 

 surface of the hind wings. 



E. Palpi with the last segment extremely short, 

 p. 104. The P'ritillaries (in part). 



EE. Palpi with the last segment from one-half to one- 

 third as long as the preceding segment, p. 123. 

 The Crescent-spots. 



THE KRITILLARIES 



The fritillaries are butterflies varying from a little below to 

 somewhat above medium size. The club of the antennae is 

 short and broad ; and, as in the crescent-spots, it is marked 

 beneath with a single elevated line or with none. The palpi 



104 



