54 THE COMMONER BUTTERFLIES. 



E'. Base of wings marked by a pair of tubercles. 

 F'. Tail-jiiece short and stout. 



(Tribe Fritillaries.) 

 g\ Upper row of tubercles on abdominal seg- 

 ments distinctly unequal in size. 



6. Brentliis, 

 g^ Upper row of tubercles on abdominal seg- 

 ments equal in size, 

 h'. Front of head between the smooth 

 crescents tuberculate at the side. 



7. Argynnis. 8. Speyeria. 

 h^ Front of head between the smooth 

 crescents regularly arched. 



9. Eu]}toieta, 

 F^ Tail-piece long, slender, and tapering. 



(Tribe Angle- Wings.) 

 g\ Ocellar tubercles blunt and rounded, 

 h'. Ridge following upper margin of wings 

 blunt, the dentations rounded. 



10. Junonia. 

 h^ Ridge following ui)per margin of wings 



sharp, the dentations pointed. 



11. Vanessa. 

 g^ Ocellar tubercles pointed. 



h^ No tubercle on middle line of second 

 abdominal segment. . 13. Euvanessa. 

 h*. A small tubercle ou middle line of 

 second abdominal segment. 

 i\ Middle prominence of thorax moder- 

 ate, almost uniformly tectate. 



12. Aglais. 

 r. Middle prominence of thorax large 

 and compressed, at least at ti]3. 

 j'. Tubercle just above spiracle-line on 



