There is the folder "enderman", which only holds the enderman texture and the enderman_eyes texture. However, despite the fact that there is both a phantom and phantom_eyes texture, there is no dedicated phantom folder.
Linked issues
relates to 8
MC-271366
Banner textures are not located in an optimal or intuative file path for resource pack creators
Resolved
MC-271377
There is no dedicated folder for the armadillo.png texture in 'assets/minecraft/textures/entity'
Resolved
MC-271376
fishing_hook.png is not located in '...\textures\entity\projectiles' with other projectile textures
Resolved
MC-271358
There is no dedicated folder for the two shield textures in assets/minecraft/textures/entity
Resolved
MC-271359
There is no dedicated location for the two trident textures in assets\minecraft\textures\entity
Resolved
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Hi there!
I can confirm.