| middle east respiratory syndrome coronavirus | species | viruses and viroids | viruses | species | 1335626 |
| porcine epidemic diarrhea virus | species | viruses and viroids | viruses | species | 28295 |
| severe acute respiratory syndrome coronavirus 2 | no rank | | | no rank | 2697049 |
| severe acute respiratory syndrome-related coronavirus | species | viruses and viroids | viruses | species | 694009 |