Jan. 6, 1888.] 



SCIENTIFIC NEWS. 



NATURAL HISTORY. 



The Regal Walnut MoTH.^One of the largest 

 and rarest of North American moths is illustrated 

 bj^ the accompanying figure, in which the imago and 

 caterpillar of the Ccratocampa regatis, or regal walnut 



red, and each one has two irregularly-shaped yellow 

 patches, and a row of wedge-shaped olive-coloured spots. 

 The head and body of the moth are coloured orange and 

 red like the hind wings, and the head is also adorned 

 with two prominent feathered feelers. The thorax is 

 yellow, with the edge of the collar and the shoulder 



The Regal Walnut Moth (Ccratocampa rcgalis). 



moth, are represented. This beautiful insect, in the 

 winged state, flies during the nights of June and 

 Julj', and can be found at rest with closed wings 

 on fences or old trees during the day. The moth, 

 when expanded, measures from five to six inches 

 across the wings, and its fore wings have an olive- 

 coloured ground ornamented by several yellow spots 

 and heavy red veins, while the hind vifings are orange- 



covers of orange-red. A large orange-red spot is also 

 found on top. 



The females of this species of moth lay their eggs on 

 the black walnut or hickory trees in July, and the cater- 

 pillars make their appearance about the beginning of 

 August. The caterpillars feed on the leaves of black 

 walnut and hickory trees, on which the eggs are hatched, 

 and when fully grown attain the size represented in our 



