- 
    
    
    
- 
    
Eumetazoa (metazoans)
- 
    
Bilateria (bilaterally symmetrical animals)
- 
    
Protostomia (protostomes)
- 
    
    
    
- 
    
    
    
- 
    
Annelida (segmented worms)
- 
    
Class Clitellata
- 
    
Order Haplotaxida
- 
    
Family Naididae
- 
    
Genus Vejdovskyella
- 
        
Species Vejdovskyella appendiculata
 - 
        
Species Vejdovskyella comata
 - 
        
Species Vejdovskyella hellei
 - 
        
Species Vejdovskyella intermedia
 
 - 
        
 
 - 
    
 
 - 
    
 
 - 
    
 
 - 
    
 
 - 
    
 
 - 
    
    
    
 
 - 
    
    
    
 
 - 
    
 
 - 
    
 
 -