The Digimon in the Encyclopedia are going to be organized by name, in alphabetical order. I'm going to use their Japanese names, unless stated otherwise.
On the Digimon's page you can find their Dub name, as well as some Japanese terms. All Japanese terms are written in red, and all Dub terms are written in blue.
Any information about a Digimon in black means that it goes both ways. A Digimon's "true" Digivolutions, as seen in the TV series, will have an asterix (*) next to them. A AeroV-dramon Agnimon Agumon Airdramon Akatorimon Armadimon Aquilamon