44 



THE HEAD. 



Geoffroy,in some butterflies there are no fewer tlian 84,650. 

 And we are informed still further by other writers that 

 in some beetles these lenses are smaller and even more 

 numerous. The remaining points of study in relation to 

 the eyes of insects will have to be left for the investiga- 

 tion of the student. 



Antennje. 



Filiform. 

 Capitate. 

 Perfoliate Club. 

 Geniculate. 



Lamellate. 

 Fissate Club. 

 Serrate. 

 Pectinate. 



