There are 4 unique codex entries in the Species section on Hoth. They are accessible to all players regardless of class or faction.
Chiss is obtained from interacting with a Clickable Crate.
Codex type: Species | Faction: Both | Class: All
Associated Achievement: None
Devaronian is obtained from killing a Cruel White Maw Marauder. It can also be obtained from killing Aggressive White Maw Scoundrel, Crescent Canyon Raider, Cruel White Maw Marauder, Looting White Maw Thief, Mounted White Maw Marauder, Null Cannon Marksman, Starship Graveyard Hunter, White Maw Bully, White Maw Outlaw, White Maw Plunderer, White Maw Scout, or White Maw Weapon Technician on Hoth.
Codex type: Species | Faction: Both | Class: All
Associated Achievement: None
Ortolan is obtained from interacting with Clickable Debris.
Codex type: Species | Faction: Both | Class: All
Associated Achievement: None
Talz is obtained from interacting with Clickable Debris.
Codex type: Species | Faction: Both | Class: All
Associated Achievement: None