Family or unassigned genus

Nature of the genome

Presence of an envelope

Morphology

Genome configuration

Genome size kbp or kb

Host

Myoviridae

dsDNA

–

tailed phage

1 linear

39–169

Bacteria, Archaea

Siphoviridae

dsDNA

–

tailed phage

1 linear

22–121

Bacteria, Archaea

Podoviridae

dsDNA

–

tailed phage

1 linear

19–44

Bacteria

Tectiviridae

dsDNA

–

isometric

1 linear

15

Bacteria

Corticoviridae

dsDNA

–

isometric

1 circular supercoiled

9

Bacteria

Plasmaviridae

dsDNA

+

pleomorphic

1 circular

12

Mycoplasmas

Lipothrixviridae

dsDNA

+

rod-shaped

1 linear

16

Archaea

Rudiviridae

dsDNA

+

rod-shaped

1 linear

33–36

Archaea

Fuselloviridae

dsDNA

+

lemon-shaped

1 circular supercoiled

15

Archaea

“SNDV-like viruses”

dsDNA

+

droplet-shaped

1 circular

20

Archaea

Poxviridae

dsDNA

+

pleomorphic

1 linear

130–375

Vertebrates/Invertebrates

Asfarviridae

dsDNA

+

spherical

1 circular

170–190

Vertebrates

Iridoviridae

dsDNA

–

isometric

1 linear

140–383

Vertebrates/Invertebrates

Phycodnaviridae

dsDNA

–

isometric

1 linear

160–380

Algae

Baculoviridae

dsDNA

+

bacilliform

1 circular

80–180

Invertebrates

Herpesviridae

dsDNA

+

isometric

1 linear

125–240

Vertebrates

Adenoviridae

dsDNA

–

isometric

1 linear

28–45

Vertebrates

Rhizidiovirus

dsDNA

–

isometric

1 linear

27

Fungi

Polyomaviridae

dsDNA

–

isometric

1 circular

5

Vertebrates

Papillomaviridae

dsDNA

–

isometric

1 circular

7–8

Vertebrates

Polydnaviridae

dsDNA

+

rod, fusiform

multiple supercoiled

150–250

Invertebrates

Ascoviridae

dsDNA

+

reniform

1 linear

100–180

Invertebrates

Inoviridae

ssDNA

–

filamentous

1 + circular

7–9

Bacteria, Mycoplasmas

Microviridae

ssDNA

–

isometric

1 + circular

4–6

Bacteria, Spiroplasmas

Geminiviridae

ssDNA

–

isometric

1 or 2 circular

3–6

Plants

Circoviridae

ssDNA

–

isometric

1 circular

2

Vertebrates

Nanovirus

ssDNA

–

isometric

6–9 circular

6–9

Plants

Parvoviridae

ssDNA

–

isometric

1 +/– circular

4–6

Vertebrates/Invertebrates

Hepadnaviridae

dsDNA-RT

+

spherical

1 circular

3

Vertebrates

Caulimoviridae

dsDNA-RT

–

isometric, bacilliform

1 circular

8

Plants

Pseudoviridae

ssRNA-RT

–

spherical

1 + segment

5–8

Fungi, Plants, Invertebrates

Metaviridae

ssRNA-RT

–

spherical

1 + segment

4–10

Fungi, Plants, Invertebrates

Retroviridae

ssRNA-RT

+

spherical

1 dimer + segment

7–12

Vertebrates

Cystoviridae

dsRNA

+

spherical

3 segments

13

Bacteria

Reoviridae

dsRNA

–

isometric

10–12 segments

19–32

Vertebrates/Invertebrates, Plants

Birnaviridae

dsRNA

–

isometric

2 segments

6

Vertebrates/Invertebrates

Totiviridae

dsRNA

–

isometric

1 segment

5–7

Fungi, Protozoa

Partitiviridae

dsRNA

–

isometric

2 segments

4–6

Plants, Fungi

Hypoviridae

dsRNA

–

pleomorphic

1 segment

12

Fungi

Varicosavirus

dsRNA

–

rod-shaped

2 segments

14

Plants

Bornaviridae

NssRNA

+

spherical

1 – segment

6

Vertebrates

Filoviridae

NssRNA

+

bacilliform

1 – segment

19

Vertebrates

Paramyxoviridae

NssRNA

+

pleomorphic

1 – segment

15

Vertebrates

Rhabdoviridae

NssRNA

+

bullet-shaped

1 – segment

11–15

Vertebrates, Invertebrates, Plants

Orthomyxoviridae

NssRNA

+

pleomorphic

6–8 - segments

10–15

Vertebrates

Bunyaviridae

NssRNA

+

spherical

3 – segments

11–19

Vertebrates, Plants

Tenuivirus

NssRNA

–

filamentous

4/5 +/– segments

17–18

Plants

Ophiovirus

NssRNA

–

filamentous

3 - segments

11–12

Plants

Arenaviridae

NssRNA

+

spherical

2 +/- segments

11

Vertebrates

Deltavirus

NssRNA

+

spherical

1 – circular

2

Vertebrates

Leviviridae

ssRNA

–

isometric

1 + segment

3–4

Bacteria

Narnaviridae

ssRNA

–

RNP complex

1 + segment

2–3

Fungi

Picornaviridae

ssRNA

–

isometric

1 + segment

7–8

Vertebrates

“CrPV-like viruses”

ssRNA

–

isometric

1 + segment

9–10

Invertebrates

Sequiviridae

ssRNA

–

isometric

1 + segment

10–11

Plants

Comoviridae

ssRNA

–

isometric

2 + segments

9–15

Plants

Potyviridae

ssRNA

–

filamentous

1/2 + segments

8–12

Plants

Caliciviridae

ssRNA

–

isometric

1 + segment

7–8

Vertebrates

“HEV-like viruses”

ssRNA

–

isometric

1 + segment

7

Vertebrates

Astroviridae

ssRNA

–

isometric

1 + segment

7–8

Vertebrates

Nodaviridae

ssRNA

–

isometric

2 + segments

4–5

Vertebrates/Invertebrates

Tetraviridae

ssRNA

–

isometric

1 + segment

6–8

Invertebrates

Sobemovirus

ssRNA

–

isometric

1 + segment

4

Plants

Marafivirus

ssRNA

–

isometric

1 + segment

6–7

Plants

Luteoviridae

ssRNA

–

isometric

1 + segment

6

Plants

Umbravirus

ssRNA

–

RNP complex

1 + segment

4

Plants

Tombusviridae

ssRNA

–

isometric

1/2 + segments

4–5

Plants

Coronaviridae

ssRNA

+

isometric

1 + segment

27–31

Vertebrates

Arteriviridae

ssRNA

+

isometric

1 + segment

13–16

Vertebrates

Flaviviridae

ssRNA

+

isometric

1 + segment

10–12

Vertebrates

Togaviridae

ssRNA

+

isometric

1 + segment

10–12

Vertebrates

Tobamovirus

ssRNA

–

rod-shaped

1 + segment

7

Plants

Tobravirus

ssRNA

–

rod-shaped

2 + segments

9–11

Plants

Hordeivirus

ssRNA

–

rod-shaped

3 + segments

9–10

Plants

Furovirus

ssRNA

–

rod-shaped

2 + segments

10–11

Plants

Pomovirus

ssRNA

–

rod-shaped

3 + segments

10

Plants

Pecluvirus

ssRNA

–

rod-shaped

2 + segments

10

Plants

Benyvirus

ssRNA

–

rod-shaped

4/5 + segments

14–16

Plants

Bromoviridae

ssRNA

–

isometric

3 + segments

8–9

Plants

Ourmiavirus

ssRNA

–

isometric

3 + segments

5

Plants

Idaeovirus

ssRNA

–

isometric

2 + segments

8

Plants

Closteroviridae

ssRNA

–

filamentous

1/2 + segments

15–19

Plants

Capillovirus

ssRNA

–

filamentous

1 + segment

7

Plants

Trichovirus

ssRNA

–

filamentous

1 + segment

8

Plants

Vitivirus

ssRNA

–

filamentous

1 + segment

8

Plants

Tymovirus

ssRNA

–

isometric

1 + segment

6

Plants

Carlavirus

ssRNA

–

filamentous

1 + segment

7–8

Plants

Potexvirus

ssRNA

–

filamentous

1 + segment

6–7

Plants

Allexivirus

ssRNA

–

filamentous

1 + segment

7–9

Plants

Foveavirus

ssRNA

–

filamentous

1 + segment

8–9

Plants

Barnaviridae

ssRNA

–

bacilliform

1 + segment

4

Fungi