NYiMPHALID.E. 



281 



low. It is rough and firm to tlie toucli, tlie posterior extremity is 

 prolonged into two short tails, and the head is adorned with curious 

 spiny projections or branching liorns, which have suggested the 

 name of antlers to some autliors. There is but one brood in a sea- 

 son, and the half-grown larvte for tiie next summer's butterflies win- 

 ter in a torpid state The clnysalis is yellowish green and somewhat 

 angular. 



This butterfly, like all tlie otlier membei'S of the genus Apatura 

 with which I am acquainted, is a strong and rapid flyer. It frequents 

 the outskirts of woods and groves, and often alights on the trunks 

 of trees. It is very pugnacious, giving battle to all intruders on 

 its chosen domain. The butterfly makes its appearance in July, and 

 it inhabits the southern and southwestern states. 



ApatuiMiceltis. Male. 



A smaller 'species than those preceding is Apatura celtis. The 

 upper wings are greenish gray or olive gray on their lower half, the 

 upper half being dark brown. Two irregular rows of pale yellow- 

 ish spots, the outer one extending but lialf across the wing from the 

 upper margin, are located on the outer lialf. Two sliort black marks 

 are placed just below the upj)er margin. These are liordered exter- 

 nally with pale yellow spots. One black ej^e-spot, enclosed in a 

 tawny ring, is situated at the lower end of the outward line of yel- 

 lowish spots. A line of faint tawny spots follows the outer margin. 

 The veins are black. The lower wings have a slightly reddisli 

 tinge in comparison with tlie u[)per pair, and are darker near their 

 base. A light area on tlie outer half of the wing contains several 

 small black spots, and outside of these are two dark brown wavy 



