342 NEW YORK STATE MUSEUM 



New York species of Urocerus and table for their separation 

 In addition to the two forms herein discussed, the following species o 

 Urocerus have been recorded fiom this state : U. edivardsii, U. zo?iaius 

 U. cyafieiis, U. iiigricornis, U. abdommalis and U. flavicornis. I have 

 also taken a specimen of U. tricolcr Prov. at Schoharie, N. Y. 



The following table of species, adapted from Norton, is given as an 

 aid in naming our New York species : 



1 Antennae of one color, apical horn of female trian- 



gular, not spear-shaped 



Legs and abdomen black edwardsii Brulle 



Legs and abdomen yellow-banded zofiatus Norton 



Legs rufous, abdomen blue cyaiieus Fabr. 



Legs rufous, abdomen banded nigricornis Fabr. 



2 Antennae banded with white or yellow, apical horn 



spear-shaped 



Base of all the tibiae yellow, third and fourth ab- 

 dominal segments purple-brown tricolor Prov. 



Base of all the tibiae yellow albicornis Fabr. 



Base of all the tibiae yellow, abdomen yellow-red 



(possibly the male of albicortiis) abdoininalis Harris 



Base of hinder tibiae yellow cressoui Norton 



All the tibiae and tarsi yellow. davicornis Fabr. 



Eacles imperialis Dniry 



Imperial moth 



Ord. Lepidoptera : Fam. Bombycidae 



Drury, Drew. Illustrations of exotic entomology. 1773. 1:17 

 pi. 9, tig. I, 2 (described as Attacus). 



Smith, J. E & Abbot, John. Natural history of the rarer lepi- 

 dopterous insects of Georgia. 1797. 2:109, pi. 55 (as Phalaejia 

 imperatoria). 



Palisot de Beauvois, A. M. F. J. Insectes recueillis en Afrique 

 et en Amerique dans les royaumes d'Oware. 1805. p. 52, pi. 20 Cas 

 Bombyx didyina). 



Fitch, Asa. Insects of New York. 4th Rep't. 1858. p. 56-57 

 (larva described, as Ceratocampa) ; the same in N. Y. State agricultural 

 society. Transactions, 1857. 1858. p. 742-43. 



Harris, T. W. Insects injurious to vegetation. 3d ed. 1862. 

 p. 402-5, fig. 196, 197 (brief account, as Dryocampa). 



