IMPORTANT! Do not mix spiders or other Arachnids with Insects. Mark the follows:

Features

Insects

Arachnids

1.
Wings Most commonly present No wings at all
2.
Body parts Tree: head, thorax, abdomen Two: cephalothorax and abdomen
3.
Walking legs Three pair Four pair
4.
Antennae Present (two pairs) Absent


A Key To BRF Insects Orders

 
 
1a

 

 
1b
 
2
 
2a

 

2b

 
2b
.
3
 
3a

 

3b

 
3b

 

 

 

 

 

 

 

 

 

 

 

 

 

 
     
     
     
     
     
     
     
     
     
     
     
     

 

 

 

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© American Museum of Natural History,  July 20, 2005
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