excretor
Any organism that excretes waste matter

excretors
plural of excretor

exocommunication
Communication with extraterrestrial species.

exoconjugant
Alternative form of exconjugant.

exoconjugants
plural of exoconjugant

exoelectrogen
Any microorganism that can transfer electrons extracellularly

exoelectrogens
plural of exoelectrogen

exophage
Any parasite that feeds outside of its host

exophages
plural of exophage

extrachorion
A layer of mucus on the surface of the chorion of the eggs of locusts of the family Acrididae

falcilysin
A metalloprotease present in the protozoan malaria-causing parastie Plasmodium falciparum

falciparum
The parasitic protozoan Plasmodium falciparum that causes falciparum malaria

faustulid
Any trematode of the family Faustulidae

faustulids
plural of faustulid

ferriperoxin
A peroxidase essential for the aerobiosis of some extremophile bacteria

fibrati
plural of fibratus

fibratus
a cloud species which consists of fine hair-like strands, clearly separate, and with thin, straight terminations; associated with cirrus and cirrostratus formations.

fieldmark
A key, observable feature that is useful for identification of species in the field.

fieldmarks
plural of fieldmark

fil
A Nordic dairy product, similar to yogurt, but using different bacteria which give a different taste and texture.

filasterea
filastereans

filasterean
Any organism of the class Filasterea.

filastereans
plural of filasterean

filasterian
Alternative form of filasterean.

filasterians
plural of filasterian

filiferan
Any hydrozoan of the suborder Filifera

filiferans
plural of filiferan

filozoan
Any organism of the clade Filozoa, which includes animals and their nearest relatives.

filozoans
plural of filozoan

fireflaire
A European stingray of the obsolete genus Trygon, especially
A European stingray of the obsolete genus Trygon, especially

fireflaires
plural of fireflaire

firepink
Silene virginica, a brilliant red wildflower of eastern North America in the family Caryophyllaceae.

firepinks
plural of firepink

firmicute
Any bacterium of the phylum Firmicutes.

firmicutes
plural of firmicute

fissurellid
Any keyhole limpet in the family Fissurellidae.

fissurellids
plural of fissurellid

fissurelloid
Any limpet of the superfamily Fissurelloidea

fissurelloids
plural of fissurelloid

fixism
The theory that the species alive today are identical to those of the past and that evolution does not happen.
The former theory of geology that held that the continents were fixed in position.

flabelliferan
Any isopod of the suborder Flabellifera

flabelliferans
plural of flabelliferan

flavobacteria
plural of flavobacterium

flavobacterium
Any of many Gram-negative rod-shaped bacteria, of the class Flavobacteriia ^([sic]), that occur in soil and water, and are mostly pigmented and photosynthetic.

fleurantiid
Any lungfish of the family Fleurantiidae

fleurantiids
plural of fleurantiid

flocci
plural of floccus

floccus
A cloud species which consists of rounded tufts of cloud, often formed by dissipation from larger cloud species. Associated with cirrus, cirrocumulus, altocumulus, and stratocumulus genera.
A flock or tuft of wool or wool-like hairs
The downy plumage of unfledged birds.

florican
Either of two species in the bustard family Otididae, Houbaropsis bengalensis or Sypheotides indicus.

floricane
A stem of some species of Rubus in its second year of growth, when it bears flowers.

floricanes
plural of floricane

floricans
plural of florican

florikan
Alternative spelling of florican.

florikans
plural of florikan

floriken
Alternative spelling of florican.

florikens
plural of floriken

florikin
Alternative spelling of florican.

florikins
plural of florikin

florivore
Any organism that consumes flowers as the main part of its diet

florivores
plural of florivore

floscularian
Any of the rotifers of the genus Floscularia.

floscularians
plural of floscularian

flustramine
Any of a family of brominated tricyclic heterocycles found in bryozoans of the genus Flustra.

flustramines
plural of flustramine

folliculid
Any ciliate of the family Folliculinidae

folliculids
plural of folliculid

folliculinid
Any marine, ciliate protozoan of the family Folliculinidae.

folliculinids
plural of folliculinid

fomite
An inanimate object capable of carrying infectious agents (such as bacteria, viruses or prions), and thus passively enabling their transmission between hosts; common examples include towels, dishcloths, kitchenware/flatware, and laundry.

forespore
The structure, in bacteria, in which an endospore develops

forespores
plural of forespore

forficulid
Any earwig in the family Forficulidae

forficulids
plural of forficulid

formicivore
Any organism that feeds on ants.

formicivores
plural of formicivore

forskaliid
Any siphonophore of the family Forskaliidae

forskaliids
plural of forskaliid

fracti
plural of fractus

fractus
A cloud species which consists of broken shreds of cloud; scud.

fragilarioid
Any diatom of the subclass Fragilariophycidae

fragilarioids
plural of fragilarioid

frangulin
A yellow crystalline dyestuff extracted from a species (Frangula alnus) of alder buckthorn.

friarbird
Any of several species of large Australian honeyeaters in the genus Philemon.

friarbirds
plural of friarbird

fruitbodies
plural of fruitbody

fruitbody
fruiting body

fulgoroid
Any planthopper of the superfamily Fulgoroidea

fulgoroids
plural of fulgoroid

fulgoromorph
Alternative form of fulgoromorphan.

fulgoromorphan
Any planthopper of the infraorder Fulgoromorpha

fulgoromorphans
plural of fulgoromorphan

fungalysin
Any of a class of metallopeptidases found in mushrooms of the genus Coprinopsis.

fungalysins
plural of fungalysin

fuscopeptin
A bioactive lipodepsipeptide produced by the bacterium Pseudomonas fuscovaginae.

fusobacteria
plural of fusobacterium

fusobacterium
Any bacterium of the genus Fusobacterium

fusospirochete
A fusobacterium and spirochete acting together.

fusospirochetes
plural of fusospirochete

fusulinoidean
Any foraminifer of the superfamily Fusulinoidea

fusulinoideans
plural of fusulinoidean

gadilid
Any tusk shell in the family Gadilidae.

gadilids
plural of gadilid

galagid
Any galago in the family Galagidae.

galagids
plural of galagid

galagonid
Any galago in the family Galagonidae.

galagonids
plural of galagonid

galesaurid
Any cynodont in the family Galesauridae.

galesaurids
plural of galesaurid

gallinacean
One of the former taxonomic order Gallinae (gallinaceous birds) of birds resembling fowl.

gallinaceans
plural of gallinacean

gallito
Any of either of two species of the Rhinocryptidae family of birds
Any of either of two species of the Rhinocryptidae family of birds
A flowering tree in the legume family Fabaceae, of species (Erythrina fusca).

gallitos
plural of gallito

gallopheasant
Any of the pheasants in the genus Lophura of the family Phasianidae.

gallopheasants
plural of gallopheasant

gamelotte
Any of certain sedges of the genus Fimbristylis.
A fiber made from this kind of sedge.

gammaherpesvirus
Any of the subfamily Gammaherpesvirinae of herpesviruses that reproduce at a relatively variable rate.

gammaherpesviruses
plural of gammaherpesvirus

gammapartitivirus
Any partitivirus of the genus Gammapartitivirus

gammapartitiviruses
plural of gammapartitivirus

gammaproteobacteria
plural of gammaproteobacterium

gammaproteobacterium
Any proteobacterium of the class Gammaproteobacteria

gammaretrovirus
Any retrovirus of the genus Gammaretrovirus.

gammaretroviruses
plural of gammaretrovirus

gammaridean
Any amphipod of the suborder Gammaridea.

gammarideans
plural of gammaridean

gammaridian
Misspelling of gammaridean.

gamophyte
gametophyte

gamophytes
plural of gamophyte

gardenage
The set of activities pertaining to gardening, including design, planting, cultivating species, etc.; horticulture.

gasterophilid
Any botfly in the oestrid subfamily Gasterophilinae, formerly the family Gasterophilidae.