Lepidopterological Contributions. 381 



appears to be the correct synonymy of the species of Cithero- 

 nia, so far as known to ns, unless others, as is not unlikely, are 

 included under Eacles by Mr. Walker, and erroneously 

 regarded as congeneric with Eacles imperialis, Hubner, and 

 Eacles magnifica, Walker. 



ClTIIEEONIA EEGALIS, Hubner. 

 (Hate 12, Fig. 1, $ .) 



Phalmna Laocoon, Stoll (nee. Cramer), Suppl. Cram. Pap. 

 Exot., Part V., pp. 179-180, Plate 42, Fig. 2 S (1791). 



Bombyx regalis, Fabrieius, Ent. Syst., Vol. III., p. 436, No. 

 93 (8 teste Smith), (1793.) 



Phalwna regia, Smith, Nat. Hist. Ins. Ga.j Yol. II., p. 121, 

 Plate 61, 9 (1797). 



Citheronia regia {regalis), Hiibner, Verz. Schm. p. 153, No. 

 1599 (1816). 



Ceratocampa regalis, Harris, Cat. Ins. Mass., p. 72 (1835). 



Ceratocampa regalis, Harris, Rep. Ins. Mass., p. 287 

 (1841). 



Dnjocampa regalis, Duncan, Nat. Libr., Yol. XXXII., p. 

 161, Plate 18 (1845). 



Eacles Zaocoon, Walker (descrip. imag.), Cat. B. Mus. Lep., 

 Part YL, p. 1372 (1855). 



Ceratocampa regalis, Morris, Syn. Lep. N. Am., Smith, Ins., 

 p. 229 (1862). 



Ceratocampa regalis, Harris, Rep. Ins., Mass., New (3d) Ed., 

 p. 399, Figs. 194-195 (1862). 



Citheronia regalis, Packard, Proc. Ent. Soc, Phila., Yol. 

 Ill, p. 381 (Nov. 1861). 



Habitat. — Atlantic District! (Mass. to Ga.) 



Of not uncommon occurrence, especially at the South. 



