- 
    
    
    - 
    
Eumetazoa (metazoans)- 
    
Bilateria (bilaterally symmetrical animals)- 
    
Protostomia (protostomes)- 
    
    
    - 
    
Arthropoda (arthropods)- 
    
Chelicerata (spiders, mites, scorpions, and relatives)- 
    
Class Arachnida- 
    
Order Prostigmata- 
    
Family Pyemotidae- 
    
Genus Pyemotes- 
    
Species Pyemotes tritici
 
- 
    
 
- 
    
 
- 
    
 
- 
    
 
- 
    
 
- 
    
 
- 
    
 
- 
    
    
    
 
- 
    
 
- 
    
 
- 
    
