pantherid
Any member of family Pantheridae (now subfamily Pantherinae) of big cats.

pantherids
plural of pantherid

pantylid
Any tetrapod in the family Pantylidae.

pantylids
plural of pantylid

panulirid
Any of the genus Panulirus of spiny lobsters (family Palinuridae).

panulirids
plural of panulirid

parabasalian
Synonym of parabasalid.

parabasalians
plural of parabasalian

parabasalid
Any of a group of flagellated protists within the supergroup Excavata.

parabasalids
plural of parabasalid

parabasilid
Misspelling of parabasalid.

parabodonid
A parasitic flagellate of the order Parabodonida

parabodonids
plural of parabodonid

paracolon
Any of diverse bacteria of the former genus Paracolobactrum

paracolons
plural of paracolon

paraconodont
Any conodont of the order †Paraconodontida.

paracrocodylomorph
Any archosaur of the clade Paracrocodylomorpha

paracrocodylomorphs
plural of paracrocodylomorph

paradoxid
Any of the genus Paradoxides of large trilobites.

paradoxids
plural of paradoxid

paradoxornithid
Any in the family Paradoxornithidae, principally parrotbills.

paradoxornithids
plural of paradoxornithid

paralepidid
Any barracudina in the family Paralepididae.

paralepidids
plural of paralepidid

paralichthyid
Any flounder in the family Paralichthyidae.

paralichthyids
plural of paralichthyid

parasome
A pore or sac in parasites of the genus Paramoeba

parasomes
plural of parasome

paraspecies
A species that gave rise to daughter species without itself becoming extinct

parasperm
In species that exhibit sperm heteromorphism, infertile sperm.

parasuchid
Any phytosaur in the family Parasuchidae.

parasuchids
plural of parasuchid

parasymbiont
A parasymbiotic symbiont

parasymbionts
plural of parasymbiont

parauque
Any of species Nyctidromus albicollis of nightjars, ranging from Texas to Brazil.

parauques
plural of parauque

parthenospore
A spore that develops without fertilization.

parthenospores
plural of parthenospore

parthenosporophyte
A sporophyte that produces parthenospores.

parvicapsulid
Any myxosporean of the family Parvicapsulidae

parvicapsulids
plural of parvicapsulid

patellacean
Any gastropod of the superfamily Patellacea.

patellid
Any limpet in the family Patellidae.

patellids
plural of patellid

patellogastropod
Any gastropod of the clade Patellogastropoda.

patellogastropods
plural of patellogastropod

pathoadaptation
Any of the changes that occur when a bacterium adapts to a new pathogenetic niche

pathoadaptations
plural of pathoadaptation

pathoadaption
Misspelling of pathoadaptation.

pathosymbiont
A pathological symbiont

pathosymbionts
plural of pathosymbiont

pathosymbiote
Synonym of pathosymbiont.

pathosymbiotes
plural of pathosymbiote

pauropodid
Any pauropod in the family Pauropodidae.

pauropodids
plural of pauropodid

pecoran
Any ungulate of the infraorder Pecora

pecorans
plural of pecoran

pectenacean
Misspelling of pectinacean.

pectinacean
Any of the Pectinacea, an obsolete suborder of mollusks now known as the superfamily Pectinoidea.

pectinaceans
plural of pectinacean

pectobacteria
plural of pectobacterium

pectobacterium
Any bacterium of the genus Pectobacterium

pedetid
Any in the family Pedetidae of springhares.

pedetids
plural of pedetid

pegivirus
Any of the genus Pegivirus of flaviviruses.

pegiviruses
plural of pegivirus

peirosaurid
Any archosaur in the family Peirosauridae.

peirosaurids
plural of peirosaurid

pelagibacter
Any marine bacterium of the genus Pelagibacter

pelagibacters
plural of pelagibacter

peled
The Coregonus peled, a whitefish of the Salmonidae family, endemic to Northern Europe and Russia.

peleds
plural of peled

pelick
An American coot, species Fulica americana.

pelicks
plural of pelick

pelomyxid
Any pelobiont in the family Pelomyxidae.

pelomyxids
plural of pelomyxid

peltoperlid
Any stonefly in the family Peltoperlidae.

peltoperlids
plural of peltoperlid

peltospiroid
Any gastropod of the superfamily Peltospiroidea

peltospiroids
plural of peltospiroid

pengornithid
Any avialan of the family Pengornithidae.

pengornithids
plural of pengornithid

peniculid
Any of the order Peniculida of ciliate protozoa.

peniculids
plural of peniculid

pennibrachia
plural of pennibrachium

pennibrachium
A forelimb, found on various species of extinct and extant coelurosaur, that is not used in flight or gliding but still bears long, typically pennaceous feathers which form a winglike surface.

penstyldensovirus
Any densovirus of the genus Penstyldensovirus

penstyldensoviruses
plural of penstyldensovirus

pentatomoid
Any of the superfamily Pentatomoidea of true bugs.

pentatomoids
plural of pentatomoid

pentremite
Any member of species of †Pentremites.

pentremites
plural of pentremite

peptostreptococci
plural of peptostreptococcus

peptostreptococcus
A bacterium of the genus Peptostreptococcus.

peracarid
Any crustacean of the superorder Peracarida.

peracarids
plural of peracarid

peramorphocline
A sequence of increasingly more peramorphic species

peramorphoclines
plural of peramorphocline

perinate
A member of a viviparous species from approximately one month before, to one month after, birth.

perinates
plural of perinate

periodontopathogen
A periodontal pathogen

periodontopathogens
plural of periodontopathogen

periopathogen
Any periopathogenic pathogen

periopathogens
plural of periopathogen

periphytivore
Any organism that eats periphyton

periphytivores
plural of periphytivore

periplomatid
Any spoonclam in the family Periplomatidae.

periplomatids
plural of periplomatid

peritrich
A ciliate protozoan of the subclass Peritrichia.

peritrichs
plural of peritrich

perkinsozoan
Any parasite of the superclass Perkinsozoa

perkinsozoans
plural of perkinsozoan

perlid
Any in the genus Perla or family Perlidae of stoneflies.

perlids
plural of perlid

perlodid
Any stonefly in the family Perlodidae.

perlodids
plural of perlodid

peronosporomycete
Any oomycete of the phylum Peronosporomycetes

peronosporomycetes
plural of peronosporomycete

perosamine
A mannose-derived 4-aminodeoxysugar produced by some bacteria.

pertactin
A highly immunogenic virulence factor of Bordetella pertussis, a bacterium that causes pertussis.

petaurid
A possum of the family Petauridae.

petaurids
plural of petaurid

petricolid
Any member species of the family Petricolidae of clams.

petricolids
plural of petricolid

petromyzont
Any of the family Petromyzontidae of northern lampreys.

petromyzonts
plural of petromyzont

pfaffoside
Any of a class of saponins found in members of species of genus Pfaffia.

pfaffosides
plural of pfaffoside

phaeosome
A cyanobacterium symbiont in a dinoflagellate.

phaeosomes
plural of phaeosome

phalangerid
Any of the nocturnal marsupials of family Phalangeridae, which includes cuscuses and brushtail possums.

phalangerids
plural of phalangerid

phalangid
Any harvestman of the order Opiliones (syn. Phalangida) or its constituents.

phalangids
plural of phalangid

phalangioid
Any harvestman of the superfamily Phalangioidea

phalangioids
plural of phalangioid

phaneropterid
Any in the family Phaneropteridae of katydids, now considered to be the tettigoniid subfamily Phaneropterinae.

phaneropterids
plural of phaneropterid

phaneropterine
Any of the subfamily Phaneropterinae of katydids.

phaneropterines
plural of phaneropterine

phasianellid
Any member of species of the family Phasianellidae of gastropods.

phasianellids
plural of phasianellid

phasivirus
Any bunyavirus of the genus Phasivirus

phasiviruses
plural of phasivirus

phenospecies
A species differentiated from others by its phenotype

philosciid
Any woodlouse in the family Philosciidae.

philosciids
plural of philosciid

phlaeothripid
Any thrips in the family Phlaeothripidae.

phlaeothripids
plural of phlaeothripid

phlebotomid
Any sandfly in the family Phlebotomidae.

phlebotomids
plural of phlebotomid

phlegethontiid
Any tetrapod in the family Phlegethontiidae.

phlegethontiids
plural of phlegethontiid