- 
    
    
    - 
    
Eumetazoa (metazoans)- 
    
Bilateria (bilaterally symmetrical animals)- 
    
Protostomia (protostomes)- 
    
Platyhelminthes (flatworms)- 
    
Class Trematoda- 
    
Order Strigeatida- 
    
Family Diplostomatidae- 
    
Genus Fibricola- 
        
Species Fibricola cartera
- 
        
Species Fibricola texensis
 
- 
        
 
- 
    
 
- 
    
 
- 
    
 
- 
    
 
- 
    
 
- 
    
 
- 
    
 
- 
    
