404 ORDERS OF PTILOTA. 



1. Papilio. Antennae clavate. 



A. Equites. Posterior margin of the wing longer than 

 the anal margin, divided into Trojans, having red 

 spots on the breast, and Greeks, having no spots. 



B. Heliconii, Wings narrow, entire, often almost 

 naked. 



C. Danai. Wings entire, divided into the Candidi, or 

 whites, and Festirri, or variegated. 



D. Nymphales. Wings dentated, divided into the Ocel- 

 lati, or those with eye-like spots, and the Phalerati, 

 or those with simple spots. 



E. Plebeii. Caterpillars short, thick, divided into the 

 Rurales, or those with dark spots, and the Urbicol<e, 

 with transparent spots. 



2. Sphinx. Antennae prismatic, thickest in the middle. 



3. Phaltena. Antennae setaceous, often feathered, divided 



into 



A. Attaci. Wings somewhat extended, and inclined at 

 rest. 



B. Bombyces. Wings crossed upon the body, antenna- 

 pectinated. 



C. Noctiue. Wings crossed upon the body, antennae 

 setaceous. 



D. Geometra. Wings horizontal. 



E. Tortrices. Wings very obtuse, front margin curved. 



F. Pyrales. Wings forming with the body a furcate 

 delta. 



G. Tineee. Wings rolled into a cylinder. 

 II. Alucitae. Wings digitated. 



Latreille adopted the Linuaean groups, to which he gave 

 the names of 1 . Diurna (day-fliers) ; 2. Crepuscularia 

 (twilight-fliers) ; and 3. Nocturna (night-fliers). 

 The Diurna are divisible into the following families : 

 Fam. 1. Papilionida:. Anterior legs not abbreviated, tit 



