picobiine
Any mite of the subfamily Picobiinae

picobiines
plural of picobiine

piglet
A young pig.

piglets
plural of piglet

pigling
A little or young pig; a piglet.

piglings
plural of pigling

pikeminnow
Any of the cyprinid fish of the genus Ptychocheilus, which are voracious predators on small trout and salmon.

pikeminnows
plural of pikeminnow

pilargid
Any polychaete worm of the family Pilargidae.

pilargids
plural of pilargid

piloceratid
Any extinct nautiloid cephalopod in the family Piloceratidae.

piloceratids
plural of piloceratid

pilumnid
Any crab in the family Pilumnidae.

pilumnids
plural of pilumnid

pimelodid
Any catfish in the family Pimelodidae.

pimelodids
plural of pimelodid

pimoid
Any spider in the family Pimoidae.

pimoids
plural of pimoid

pimpline
Any ichneumon wasp of the subfamily Pimplinae

pimplines
plural of pimpline

pincertail
Any of various species of gomphid dragonfly of the genus Onychogomphus, of Eurasia and Africa.

pincertails
plural of pincertail

pinefinch
A small American bird (Spinus spinus, syn. Chrysomitris spinus); the pine siskin or American siskin.
The pine grosbeak (Pinicola enucleator).

pinefinches
plural of pinefinch

pinguipedid
Any fish in the family Pinguipedidae.

pinguipedids
plural of pinguipedid

pinnothere
A small crab of the genus Pinnotheres, which live symbiotically in the shells of certain molluscs.

pinnotherid
Any crab in the family Pinnotheridae.

pinnotherids
plural of pinnotherid

pinworm
Any of several nematode worms, of the family Oxyuridae, that are parasitic to mammals

pinworms
plural of pinworm

pioneeress
A female pioneer.

pioneeresses
plural of pioneeress

piprid
Any bird in the family Pipridae; a manakin.

piprids
plural of piprid

piratess
A female pirate.

piratesses
plural of piratess

pisachee
A female demon.

pisachees
plural of pisachee

pisachi
Alternative form of pisachee.

pisachis
plural of pisachi

pishache
Alternative form of pishachi.

pishaches
plural of pishache

pishachi
A female demon.

pishachis
plural of pishachi

pishashi
Alternative form of pishachi.

pishashis
plural of pishashi

pistosaur
Any extinct reptile of the genus Pistosaurus

pistosaurian
Synonym of pistosaurid.

pistosaurid
Any sauropterygian reptile of the family Pistosauridae

pistosaurids
plural of pistosaurid

pistosauroid
Any extinct marine reptile of the clade Pistosauroidea

pistosauroids
plural of pistosauroid

pistosaurs
plural of pistosaur

pittid
Any bird in the family Pittidae; a pitta.

pittids
plural of pittid

pituriaspid
Any extinct fish of the order †Pituriaspida

pituriaspids
plural of pituriaspid

placodont
An extinct marine reptile of the order Placodontia.

placodonts
plural of placodont

placunid
Any bivalve in the family Placunidae.

placunids
plural of placunid

plaesiomyid
Any extinct lamp shell of the family Plaesiomyidae

plaesiomyids
plural of plaesiomyid

plagiaulacid
Any extinct mammal in the family Plagiaulacidae.

plagiaulacids
plural of plagiaulacid

plagioeciid
Any bryozoan in the family Plagioeciidae.

plagusiid
Any crab in the family Plagusiidae.

plagusiids
plural of plagusiid

planariid
Any flatworm in the family Planariidae.

planariids
plural of planariid

planaxid
Any sea snail of the family Planaxidae.

planaxids
plural of planaxid

planocerid
Any flatworm of the family Planoceridae

planocerids
plural of planocerid

planorbid
Any freshwater snail in the family Planorbidae.

planorbids
plural of planorbid

plataspid
Any true bug in the family Plataspidae, which is sometimes known as the Plataspididae.

plataspids
plural of plataspid

plathelminth
Alternative form of platyhelminth.

plathelminths
plural of plathelminth

platycephalid
Any fish in the family Platycephalidae.

platycephalids
plural of platycephalid

platyceratid
Any extinct gastropod in the family Platyceratidae.

platyceratids
plural of platyceratid

platycerid
Synonym of platyceratid.

platycnemid
Alternative form of platycnemidid.

platycnemidid
Any damselfly of the family Platycnemididae.

platycnemidids
plural of platycnemidid

platycnemids
plural of platycnemid

platyelminth
Misspelling of platyhelminth.

platyhelminth
Any flatworm of the phylum Platyhelminthes.

platyischnopid
Any amphipod in the family Platyischnopidae.

platyischnopids
plural of platyischnopid

platypezid
Any fly of the family Platypezidae.

platypezids
plural of platypezid

platypodid
Any ambrosia beetle in the family Platypodidae, now considered to be the curculionid subfamily Platypodinae.

platypodids
plural of platypodid

platyrhinid
Any fish in the family Platyrhinidae.

platyrhinids
plural of platyrhinid

platystictid
Any damselfly in the family Platystictidae.

platystictids
plural of platystictid

platystomatid
Any fly of the family Platystomatidae.

platystomatids
plural of platystomatid

platytroctid
Any fish in the family Platytroctidae; the tubeshoulders.

platytroctids
plural of platytroctid

pleco
Any of several tropical American fish, of the family Loricariidae, popular in aquaria for their ability to clean tanks by eating algae growth.

plecopteran
Any insect in the order Plecoptera, the stoneflies.

plecopterans
plural of plecopteran

plecos
plural of pleco

plectid
Any nematode in the family Plectidae.

plectreurid
Any spider in the family Plectreuridae.

plectreurids
plural of plectreurid

plesiadapid
Any extinct mammal in the family Plesiadapidae.

plesiadapids
plural of plesiadapid

plesiadapiform
Any extinct mammal of the order Plesiadapiformes

plesiadapiforms
plural of plesiadapiform

plesiadapoid
Any extinct mammal of the superfamily Plesiadapoidea

plesiadapoids
plural of plesiadapoid

plesiochelyid
Any extinct turtle of the family Plesiochelyidae

plesiochelyids
plural of plesiochelyid

plesiopithecid
Any extinct primate of the family Plesiopithecidae

plesiopithecids
plural of plesiopithecid

pleuraspidotheriid
Any extinct mammal of the genus Pleuraspidotherium

pleuraspidotheriids
plural of pleuraspidotheriid

pleurocerid
Any gastropod in the family Pleuroceridae.

pleurocerids
plural of pleurocerid

pleurodontid
Any snail in the family Pleurodontidae.

pleurodontids
plural of pleurodontid

pleurogenid
Any parasitic flatworm of the family Pleurogenidae

pleurogenids
plural of pleurogenid

pleuropholid
Any extinct fish of the genus †Pleuropholis

pleuropholids
plural of pleuropholid

pleurosaurid
Any extinct reptile of the family Pleurosauridae.

pleurosaurids
plural of pleurosaurid

pleurosternid
Any extinct turtle of the family †Pleurosternidae

pleurosternids
plural of pleurosternid

pliopithecid
Any extinct primate in the family Pliopithecidae.

pliopithecids
plural of pliopithecid

plotid
Any bird in the family Plotidae, a synonym for the Anhingidae.

plotids
plural of plotid

plotopterid
Any extinct flightless seabird in the family Plotopteridae.

plotopterids
plural of plotopterid

plotosid
Any catfish in the family Plotosidae.

plotosids
plural of plotosid

plushcrown
An orange-fronted plushcrown, bird of species Metopothrix aurantiaca, the only species of genus Metopothrix, native to South America.

plutellid
Any moth in the family Plutellidae.

plutellids
plural of plutellid

pocilloporid
Any coral of the family Pocilloporidae

pocilloporids
plural of pocilloporid

podargid
Any bird in the family Podargidae; a frogmouth.

podargids
plural of podargid

podicipedid
Any bird in the family Podicipedidae; a grebe.

podicipedids
plural of podicipedid

podley
A young or small coalfish.

podleys
plural of podley

podocerid
Any amphipod in the family Podoceridae.

podocerids
plural of podocerid

podocinid
Any mite in the family Podocinidae.

podocinids
plural of podocinid

poecilid
Alternative spelling of poeciliid.

poecilids
plural of poecilid

poeciliid
Any fish in the family Poeciliidae.

polyaspidid
Any mite in the family Polyaspididae.

polyaspidids
plural of polyaspidid

polybranchiaspiform
Any extinct fish of the order †Polybranchiaspidiformes