hyperosmoregulators
plural of hyperosmoregulator

hyperparasite
Any parasite whose host is a parasite.
An insect that parasitizes another parasitic insect.

hyperparasites
plural of hyperparasite

hyperpiezophile
An extremophile that lives at a very high pressure

hyperpiezophiles
plural of hyperpiezophile

hypersporulator
A bacterium that undergoes hypersporulation

hypersporulators
plural of hypersporulator

hyperthermoacidophile
Any organism that is both a hyperthermophile and an acidophile

hyperthermoacidophiles
plural of hyperthermoacidophile

hyphomycete
Any of a group of fungi imperfecti that lack fruiting bodies.

hyphomycetes
plural of hyphomycete

hypnosporangia
plural of hypnosporangium

hypnosporangium
A sporangium containing hypnospores.

hypogastrurid
Any springtail in the family Hypogastruridae.

hypogastrurids
plural of hypogastrurid

hypotheca
The lower or posterior half of the theca of a thecate protist such as a diatom or dinoflagellate

hypothecae
plural of hypotheca

hyracodont
Synonym of hyracodontid.

hyracodontid
Any in the family †Hyracodontidae of extinct mammals.

hyracodontids
plural of hyracodontid

hysterothecium
An elongated structure that opens by a longitudinal slit and releases sexually produced spores.

ianthellid
Any porifer of the family Ianthellidae

ianthellids
plural of ianthellid

iapygid
Alternative spelling of japygid.

iapygids
plural of iapygid

ichnogenera
plural of ichnogenus

ichnogenus
Any genus known only from trace fossils, such as footprints, coprolites or nests.

ichthyornid
Alternative form of ichthyornithid.

ichthyornids
plural of ichthyornid

ichthyornithid
Any avialan in the family Ichthyornithidae.

ichthyornithids
plural of ichthyornithid

ichthyosporean
Any opisthokont of the class Ichthyosporea (syn. Mesomycetozoea)

ichthyosporeans
plural of ichthyosporean

ichthyosporid
Any opisthokont of the class Ichthyosporea (syn. Mesomycetozoa).

ichthyosporids
plural of ichthyosporid

ichthyostegid
Any labyrinthodont in the family Ichthyostegidae.

ichthyostegids
plural of ichthyostegid

icosteid
Any in the family Icosteidae of ragfishes.

icosteids
plural of icosteid

icthyosporean
Alternative spelling of ichthyosporean.

icthyosporeans
plural of icthyosporean

idiosepiid
Any in the family Idiosepiidae of cephalopods.

idiosepiids
plural of idiosepiid

idoteid
Any in the family Idoteidae of isopods.

idoteids
plural of idoteid

igorinid
Any foraminifer of the extinct genus †Igorina

igorinids
plural of igorinid

iguanodontoid
Any iguanodontian of the superfamily Iguanodontoidea

iguanodontoids
plural of iguanodontoid

iliahi
Any of those species of Santalum that are endemic to Hawaii.

illinium
A rejected name for promethium.

imbabala
A bushbuck (Tragelaphus sylvaticus), one of two species, ranging more into southern and eastern Africa than the other species, the harnessed bushbuck

imbabalas
plural of imbabala

immunocolocalization
immunolocalization of two or more species

immunomorphology
The study of the relationship between form and function of immunological species such as antigens

immunoprevalence
The prevalence, typically of a pathogen, in the immune system

incoterm
Alternative letter-case form of Incoterm.

incoterms
plural of incoterm

infectant
An infective agent

infraspecies
An infraspecific name (for a taxon below the rank of species), used informally as a rank in zoology.

inocelliid
Any snakefly in the family Inocelliidae.

inocelliids
plural of inocelliid

inokosterone
A particular phytoecdysone isolated from chaff flowers of species Achyranthes fauriei.

intasuchid
Any temnospondyl in the family Intasuchidae.

intasuchids
plural of intasuchid

interathere
Synonym of interatheriid.

interatheres
plural of interathere

interatheriid
Any notoungulate in the family Interatheriidae.

interatheriids
plural of interatheriid

interolog
Alternative form of interologue.

interologs
plural of interolog

interologue
A pair of conserved interprotein interactions existing in two different species.

interologues
plural of interologue

introgression
The movement of a gene from one species to another.

introgressions
plural of introgression

introsperm
In aquatically reproducing species, sperm that is not released into the water.

ischnochitonid
Any chiton in the family Ischnochitonidae.

ischnochitonids
plural of ischnochitonid

isepipteses
plural of isepiptesis

isepiptesis
Alternative form of isopiptesis.

isoallotype
Synonym of isotype.

isoallotypes
plural of isoallotype

isoantagonism
Antagonism between same species in a shared environment.

isoetalean
Any quillwort of the order Isoetales

isoetaleans
plural of isoetalean

isogen
Any of a group of organisms that share the same origin.

isogens
plural of isogen

isopipteses
plural of isopiptesis

isopiptesis
An isoline that joins points on a map where the individuals of a particular migratory species arrive at the same time each year.

isosporan
Any parasite, of the genus Isospora, responsible for isosporiasis.

isosporans
plural of isosporan

isotomid
Any springtail in the family Isotomidae.

isotomids
plural of isotomid

isotrichid
Any protozoan of the family Isotrichidae

isotrichids
plural of isotrichid

issid
Any of the planthoppers in the family Issidae.

issids
plural of issid

iturin
A cyclic lipopeptide produced by Bacillus subtilis and other related bacteria.

jaborosalactone
A chlorohydrin found in species of Jaborosa.

jaborosalactones
plural of jaborosalactone

jacamar
Any of various insectivorous tropical birds, of the family Galbulidae, having iridescent plumage and a long, sharp bill.

jaceosidin
A pharmacologically flavone found in Artemisia species.

jackbird
A saddleback (Philesturnus) in its first-year plumage, once thought to be a separate species.

jackbirds
plural of jackbird

jacksnipe
Any of species Lymnocryptes minimus of migratory small stocky waders, the smallest of the snipes.

jacksnipes
plural of jacksnipe

jakobid
Any protozoan in the order Jakobida.

jakobids
plural of jakobid

janiroidean
Any isopod of the superfamily Janiroidea

janiroideans
plural of janiroidean

janthinobacteria
plural of janthinobacterium

janthinobacterium
Any bacterium of the genus Janthinobacterium

japygid
Any hexapod of the family Japygidae or superfamily Japygoidea.

japygids
plural of japygid

japygoid
Any hexapod of the superfamily Japygoidea.

japygoids
plural of japygoid

jargonium
A rejected name for hafnium.

jassid
Any leaf-hopper in the family Jassidae, now considered to be the cicadellid subfamily Iassinae.

jatrophane
Any of a group of diterpenes found in Jatropha and other species.

jatrophanes
plural of jatrophane

jedcock
Alternative form of judcock (“jacksnipe”).

judcock
The jacksnipe.

juddock
judcock, jacksnipe

jungermannealean
Any liverwort of the order Jungermanniales.

jungermannealeans
plural of jungermannealean

juxtaform
A superclass of trypanosomatid parasites with laterally-attached flagellum.

kahliellid
Any alveolate protozoan of the family Kahliellidae

kahliellids
plural of kahliellid

kainogenesis
Alternative form of caenogenesis.

kakariki
A parakeet of New Zealand, genus Cyanoramphus.

kakarikis
plural of kakariki

kalkoentjie
Any of several African pipits of the genus Macronyx.
Any of several South African gladioli.

kalkoentjies
plural of kalkoentjie

kaneelhart
The durable wood of Licaria species.

kannemeyeriiform
Any dicynodont of the clade Kannemeyeriiformes

kannemeyeriiforms
plural of kannemeyeriiform

karyomastigont
Any protozoan of the order Oxymonadida

karyomastigonts
plural of karyomastigont

karyorelict
Synonym of karyorelictean

karyorelictean
Any of the class Karyorelictea of ciliates in the subphylum Postciliodesmatophora.

karyorelicteans
plural of karyorelictean

karyorelicts
plural of karyorelict

kenogenesis
Alternative form of caenogenesis.

keraterpetontid
Any lepospondyl in the family Keraterpetontidae.

keraterpetontids
plural of keraterpetontid