134 ZOOLOGICAL EXERCISES. 
ORDER LEPIDOPTERA. 
ANALYSIS OF THE FAMILIES. 
A. Antenne terminated by a club; hind wings 
without a retinaculum. 
Fore legs imperfectly developed . Nymphalide. 
Fore legs well developed . . Lycemde. 
B. Antenne not clubbed ; hind wings generally 
with a retinaculum. 
a. Wings not divided into narrow rays. 
* Antenne prismatic, thickest in the 
middle ; : Sphingide. 
** Antenne simple or pectinated. 
+ Body robust. 
1 Tongue short or rudimentary. 
Antenne short, filiform § Hemalide. 
Antenne bi-pectinated Psychide. 
2 Tongue long. 
Wings large, broad . Leptosomide. 
Wings narrow [Noctuidu. 
++ Body slender. 
1 Wings large, broad. 
Labial palpi small . Geometride. 
Labial palpi elongated Pyralide. 
2 Wings narrow. 
Maxillary palpi small Tortricidae. 
Maxillary palpi large Tinerde. 
b, Wings divided into narrow rays. Pterophoride. 
