- palm
- peduncle
- pereiopod
- phyllosoma
- pleopod
- pleurobranch
- pleuron
- podobranch
- post-supraorbital spine
- postcervical groove
- postcervical incision
- postcervical spine
- postcervical teeth
- posterolateral teeth
- postorbital margin
- postorbital spine
- postrostral carina
- postrostral spines
- pregastric tooth
- propodus
- proximal
- puerulus stage