Deltabaculovirus is a genus of viruses, in the family Baculoviridae.

Mosquito larvae serve as natural hosts.

There is only one species in this genus: Culex nigripalpus nucleopolyhedrovirus.

The virus exits the host cell by nuclear pore export, and existing in occlusion bodies after cell death and remaining infectious until finding another host.

Mosquito larvae serve as the natural host.