| avian metapneumovirus | species | viruses and viroids | viruses | species | 38525 |
| avian metapneumovirus type a | no rank | viruses and viroids | viruses | no rank | 422060 |
| avian metapneumovirus type b | no rank | viruses and viroids | viruses | no rank | 260584 |
| avian metapneumovirus type c | no rank | viruses and viroids | viruses | no rank | 227731 |
| turkey rhinotracheitis virus | no rank | viruses and viroids | viruses | no rank | 11264 |