Description
This cladogram is speculative, but it is mostly in line with scientific studies mixed in with my own opinion; no actual phylogenetic analysis was undertaken. Feel free to comment or suggest changes, but be aware that I may reject or modify your suggestions.
Definitions for clade names:
Aves - Phasianus colchicus + Struthio camelus + Tinamus major + Vultur gryphus Neognathae - Gallus gallus + Passer domesticus
Galloanserae - Anser anser + Gallus gallus
Galliformes - Crax rubra + Gallus gallus + Megapodius freycinet + Numida meleagris + Odontophorus gujanensis
Anserimorphae - Anser anser <- Gallus gallus
Vegaviidae - Vegavis iaai <- Anser anser, Gastornis parisiensis
Anseriformes - Anser anser <- Vegavis iaai
Anseranatidae - Anseranas semipalmata <- Anser anser
Presbyornithidae - Presbyornis pervetus <- Anser anser
Neoaves - Passer domesticus <- Gallus gallus
Aequorlithornithes - Pelecanus onocrotalus + Phoenicopterus ruber
Aequornithes - Gavia immer + Pelecanus onocrotalus
Procellariiformes - Diomedea exulans + Hydrobates pelagicus + Oceanites oceanicus + Pelecanoides urinatrix + Procellaria aequinoctalis
Charadriiformes - Caradrius hiaticula + Larus marinus + Scolopax minor
Cimolopterygidae - Ceramornis major + Cimolopteryx rara
Please note that the above names and/or definitions are not meant to constitute nomenclatural or definitional acts.
Sources for cladogram include but are not limited to:
Mortimer, online. "Phylogeny of Theropoda"