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Arachnida image - Coggle Diagram

- - - - Cephalosomata
        
        Palpigradi
        
        Poecilophysidea
        
        Acariformes
        
        Solifugae
      - .
        
        .
        
        † Phalangiotarbi
        
        Opiliones
        
        .
        
        .
        
        Merostomata
        
        Xiphosura
        
        .
        
        † Chasmataspida
        
        † Eurypterida
        
        Ricinulei
        
        Arachnopulmonata
        
        Pantetrapulmonata
        
        Tetrapulmonata
        
        Serikodiastida Uraraneida s.l.
        
        2 more items...
        
        Schizotarsata
        
        2 more items...
        
        † Trigonotarbida
        
        Panscorpiones
        
        Scorpiones
        
        Pseudoscorpiones