| Psamathée | Psamathe |
| Psammouthis | Psammuthes |
| Psammétique Ier | Psammetichus I |
| Psammétique II | Psammetichus II |
| Psammétique III | Psametik III |
| Psara | Psara |
| psaume | canticle |
| Psaumes de Salomon | Psalms of Solomon |
| Psaumes pénitentiels | Penitential Psalms |
| psautier | psalter |
| Pschent | Pschent |
| pschtt | shoo |
| Psephotus chrysopterygius | Golden-shouldered Parrot |
| Psephotus dissimilis | Hooded Parrot |
| Psephotus haematonotus | Red-rumped Parrot |
| Psephotus varius | Mulga Parrot |
| Pseudalopex | Pseudalopex |
| Pseudalopex culpaeus | Culpeo |
| Pseudalopex sechurae | Sechura Fox |
| Pseudalopex vetulus | Hoary Fox |
| Pseudantechinus | False antechinus |
| Pseudarthrose | Pseudarthrosis |
| Pseudechis | Pseudechis |
| Pseudechis australis | Pseudechis australis |
| Pseudibis gigantea | Giant Ibis |
| Pseudibis papillosa | Black Ibis |
| Pseudis paradoxa | Pseudis paradoxa |
| Pseudo Echo | Pseudo Echo |
| pseudo- | pseudo |
| Pseudo-aléatoire | Pseudorandomness |
| Pseudo-distance | Pseudorange |
| Pseudo-fossile | Pseudofossil |
| Pseudo-inverse | Generalized inverse |
| Pseudo-Longin | Longinus |
| Pseudo-philosophie | Pseudophilosophy |
| Pseudo-potentiel | Pseudopotential |
| Pseudo-science | Pseudoscience |
| Pseudobranchus axanthus | Southern Dwarf Siren |
| Pseudobranchus striatus | Northern Dwarf Siren |
| Pseudobulbe | Pseudobulb |
| Pseudocheiridae | Pseudocheiridae |
| Pseudochirops archeri | Green Ringtail Possum |
| Pseudogène | Pseudogene |
| Pseudohermaphrodisme masculin par insensibilité aux androgènes | Androgen insensitivity syndrome |
| Pseudois nayaur | Bharal |
| Pseudolarix | Pseudolarix |
| Pseudomonas aeruginosa | Pseudomonas aeruginosa |
| Pseudomonas syringae | Pseudomonas syringae |
| Pseudomys | Pseudomys |
| Pseudonaja | Pseudonaja |
| Pseudonaja textilis | Eastern brown snake |
| pseudonyme | alias |
| Pseudophyllidea | Pseudophyllidea |
| Pseudorchis albida | Pseudorchis albida |
| Pseudoryzomys | Brazilian False Rice Rat |
| Pseudoscalaire | Pseudoscalar |
| Pseudotriakidae | False catshark |
| Pseudotriakis | False catshark |
| Pseudotriton montanus | Mud Salamander |
| Pseudotropheus | Pseudotropheus |
