- Pneumodermopsis paucidens paucidens
- Podochela algicola
- Podochela brasiliensis
- Podochela gracilipes
- Podochela minuscula
- Podochela riisei
- Podon intermedius
- Podon leuckarti
- Pontella atlantica
- Pontella diagonalis
- Pontella fera
- Pontella gaboonensis
- Pontella lobiancoi
- Pontella marplatensis
- Pontella securifer
- Pontella spinipes
- Pontellina platychela
- Pontellina plumata
- Pontellopsis brevis
- Pontellopsis perspicax
- Pontellopsis regalis
- Pontellopsis villosa
- Pontodora pelagica
- Pontoptilus ovalis
- Poralia rufescens
- Poroecus apiculatus
- Porospathis holostoma
- Porpita porpita
- Portunus anceps
- Portunus gibbesii
- Portunus ordwayi
- Portunus rufiremus
- Portunus spinicarpus
- Portunus spinimanus
- Portunus ventralis
- Praya dubia
- Praya reticulata
- Primno brevidens
- Primno latreillei
- Primno macropa
- Pristacantha dodecodon
- Pristacantha multidentata
- Pristacantha octodon
- Pristacantha polyodon
- Probalaenanemertes irenae
- Proboscidactyla menoni
- Proboscidactyla mutabilis
- Proboscidactyla ornata
- Proboscidactyla stellata
- Promachoteuthis sp.