1. RNA Viruses
   1. Enveloped
      1. negative ssRNA
         1. Filo
            1. Ebola
            2. Margurg (haemorrhagic fever)
         2. Paramyxo (childhood diseases)
            1. Measles
            2. Mumps
            3. RSV (Respiratory syncytial virus)
            4. Parainfluenza
         3. Orthomyxo
            1. Influenza A (classical “flu”)
            2. Influenza B
         4. Bunya
            1. Puumala
            2. Hantaan (haemorrhagic fever)
         5. Rhabdo
            1. Rabies
         6. Hepatitis D (dependovirus)
      2. positive ssRNA
         1. Flavi
            1. Vector Borne
            2. Hepititis C
            3. Yellow Fever (maquito bites)
            4. JEV (Japanese encephalitis virus)
            5. TBE (Tick-borne encephalitis)
            6. Dengue
         2. Toga
            1. Rubella
         3. Corona
            1. Corona
            2. SARS
         4. Retro
            1. Lenti
            2. HIV-1
            3. HIV-2
            4. BLV/HTLV
            5. HTLV-1
            6. HTLV-2 (leukemia)
            7. Spuma
   2. Non-enveloped
      1. positive ssRNA
         1. Calici
            1. Norovirus (gastroenteritis)
            2. Astro
         2. Picorna
            1. Rhino
            2. Human rhinovirus (common cold)
            3. Enterovirus
            4. Polio
            5. EV71
            6. Echo
            7. Coxsackie
            8. Coxsackie A (Herpangina + HFM D)
            9. Coxsackie B
            10. Aptho
            11. Foot & Mouth Disease virus (cattle)
            12. Hepato A
            13. Hepititis A
      2. dsRNA
         1. Reo
            1. Rota (childhood diarrhea)