legendary beings list : P

• Paasselkä devils (Finnish) - Spectral fire
• Pamola (Abenaki) - Weather spirit
• Panes (Greek) - Human-goat hybrids descended from the god Pan
• Pandi (Medieval Bestiary) - Humanoid with giant ears, eight fingers and toes, and white hair
• Panis (Hindu) - Demons with herds of stolen cows
• Panlong (Chinese) - Water dragon
• Panotti (Medieval Bestiaries) - Humanoid with gigantic ears
• Panther (Medieval Bestiaries) - Feline with sweet breath
• Parandrus (Medieval Bestiaries) - Shapeshifting animal whose natural form was a large ruminant
• Pard (Medieval Bestiaries) - Fast, spotted feline believed to mate with lions to produce leopards
• Pardalokampoi (Etruscan) - Fish-tailed panther
• Patagon (Medieval folklore) - Giant race reputed to live in the area of Patagonia
• Patasola (Latin America) - Anthropophagous, one-legged humanoid
• Patupairehe (Māori) - White-skinned nature spirits
• Pech (Scottish) - Strong little people
• Pegaeae (Greek) - Spring nymph
• Pegasus (Greek) - Winged horse
• Pelesit (Malay) - Servant spirit
• Peluda (French) - Dragon
• Penanggalan (Philippine) - Vampires that sever their heads from their bodies to fly around, usually with their intestines or other internal organs trailing behind
• Peng (Chinese) - Giant bird
• Penghou (Chinese) - Tree spirit
• Peri (Persian) - Winged humanoid
• Peryton (Allegedly Medieval folklore) - Deer-bird hybrid
• Pesanta (Catalan) - Nightmare demon in the form of a cat or dog
• Peuchen (Chilota and Mapuche) - Vampiric, flying, shapeshifting serpent
• Phoenix (Phoenician) - Regenerative bird
• Piasa (Native American mythology) - Winged, antlered feline
• Piatek (Armenian) - Large land animal
• Pictish Beast (Pictish stones) - Stylistic animal, possibly a dragon
• Pillan (Mapuche) - Nature spirit
• Pim-skwa-wagen-owad (Abenaki) - Water spirit
• Piru (Finnish) - Minor demon
• Pishacha (Hindu) - Carrion-eating demon
• Pita-skog (Abenaki) - Serpentine rain spirit
• Pixie (Cornish) - Little people and nature spirits
• Pixiu (Chinese) - Winged lion
• Pi yao (Chinese) - Horned, dragon-lion hybrid
• Plakavac (Slavic) - Vampire created when a mother strangles her child
• Pok-wejee-men (Abenaki) - Tree spirit
• Polevik (Polish) - Little people and field spirits
• Pollo Maligno (Colombian) - Man-eating chicken spirit
• Polong (Malay) - Invisible servant spirit
• Poltergeist (German) - Ghost that moves objects
• Pombero (Guaraní) - Wild man and nature spirit
• Ponaturi (Māori) - Grotesque, malevolent humanoid
• Pontianak (Malay) - Undead, vampiric women who died in childbirth
• Poukai (Māori) - Giant bird
• Preta (Buddhist, Hindu, and Jainist) - Ghosts of especially greedy people
• Pricolici (Romanian) - Undead wolf
• Psoglav (Serbia) - Dog-headed monster
• Psotnik (Slavic) - Mischievous spirit
• Psychai (Greek) - Butterfly-winged nymphs, daughters of Psyche
• Pterippus (Greek) - Winged horse
• Púca (Welsh) - Shapeshifting animal spirit
• Púki (Icelandic) - malevolent little person
• Puck (English) - House spirit
• Putz (German) - house spirit
• Pugot (Philippine) - Headless humanoid
• Puk (Frisian) - house spirit
• Pūķis (Latvian) - Malevolent house spirit
• Puckwudgie (Native American mythology) - Troll-like being with gray skin.
• Pygmy (Greek) - Little people
• Pyrausta (Greek) - Insect-dragon hybrid
• Python (Greek) - Serpentine dragon