Both intracellular and extracellular digestion occurs in
Ctenoplana
Sycon
Spongilla
Euspongia
Both intracellular and extracellular digestion occurs in ctenophores (e.g., Ctenoplana) and cnidaria.
Digestion is exclusively intracellular in sponges (e.g., Sycon, Spongilla, Euspongia).