ISMENE CEdipodea. 



Generic Chabacter. 



Ant'Cnna cylmdracets^juxtaimdium crassissima, verstts apicem subulata, articu- 

 lis numerosis brevissimis pene detectis. Palpi crassi sgua7nosi, Jronte ol- 

 tusd, latcribus comprensis, marginibus exterioribus ciliutis, articulo ulti- 

 mo nudo, producto, stibhorizontali, lineari, comprcsso. Oculi (in maribus) 

 tnag^i. Corpus (in maribus) 7-articulatum, articulo ultitno supra a,p' 

 pendice transverso truncato subemarginato terminante, subtixs duobus un- 

 cis recurvis obtusis, fasciculo tectis ; articulo Imo et ultimo brevissimis : 

 (infatninis) articulo ultimo producto, subacuminato. 



Antennas cylindrical, thickest near the middle, the terminal half subulate; 

 articulations numerous, very short, hardly perceptible. Palpi thick, 

 scaly; frontal side obtuse; lateral sides compressed; the margins 

 externally fringed with hair; the last joint naked, lengthened, nearly 

 horizontal, linear, compressed. Eyes (in the male) very large. Body 

 (in the male) of seven joints, tlie last with a transverse, slightly emar- 

 ginate, truncate appendage above ; and two obtuse recurved hooks 

 below, concealed by a tuft of hair ; the first and last segment shortest. 

 Body in the female with the last joint lengthened and pointed. 



Specific Character. 



J. alii supra fuscis, basi nitide-carulea, posticis aurantio marginatis, stibtvs 

 rufo-fusco nebulosis, basi puncto nigro : anticis ( in tnaribus) basi auran- 

 tiis, macula nigra tomentosA. 



Wings above fuscous, shining blue at tiieirbase; posterior margined with 

 orange ; beneath clouded v/ith rufous and brown, and a black dot at 

 the base of the posterior wings. Anterior wings (in the male) orange 

 at the base, and a large velvet-like spot of black. 



The resplendent and changeable azure blue which ornaments 

 the body and part of the wings in this very singular insect, can 

 be but ill expressed in the figure. It is one of the many new 

 and interesting subjects in entomology discovered in Java by 

 Dr. Horsfeild; and by his kindness and liberality I am enabled 

 to add the figures of the caterpillar and chrysalis, which \vcic 

 PI, 16. 



