This is a list of woodpecker species, presented in taxonomic order.

This is a list of the taxonomic orders in the subclass Neornithes, or modern birds.

In taxonomic order (but see Systematics section below).

This is a list of the charadriiform families, presented in taxonomic order.

Poales is a taxonomic order of flowering plants in the monocotyledons.

There is some disagreement among ornithologists as to where the Wallcreeper belongs in the taxonomic order.

The Saxifragales are a taxonomic order of flowering plants, various dicotyledons.

This list is in taxonomic order, placing related species/groups next to each other.

Turkeys are classed in the taxonomic order of Galliformes.

The following is a list of "core" Acridotheres species in taxonomic order: