155,248 species and infraspecific names are in the database, 21,864 images, 60,041 bibliographic items, 435,057 distributional records.

Taxonomy Browser

Genus: Phacus

Higher Taxonomy

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Rank

Name

Authority  

# Species

 

Empire

Eukaryota

Chatton  

45,401

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Kingdom

Protozoa

R.Owen  

1,709

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Subkingdom

Eozoa

Cavalier-Smith  

1,482

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Infrakingdom

Infrakingdom Euglenozoa

Cavalier-Smith  

1,482

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Phylum

Euglenozoa

Cavalier-Smith  

1,482

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Subphylum

Euglenoida

Bütschli  

1,167

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Class

Euglenophyceae

Schoenichen  

1,145

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Subclass

Euglenophycidae

Busse & Preisfeld  

1,005

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Order

Euglenales [=Euglenida]

Bütschli  

981

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Family

Phacaceae

J.I.Kim, Triemer & W. Shin  

259

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Genus

Phacus

Dujardin  

172

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Subordinate taxa

Rank

Name

Authority  

Fossil

# Species

 

Species

abrupta

Korsikov  

 

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Variety

acuminata

(Roll) Svirenko  

 

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Variety

acuminatus

Weik  

 

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Variety

acuminatus

Suxena  

 

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Variety

acuminatus

Philipose  

 

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Variety

acuminatus

T.G.Popova  

 

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Variety

acuminatus

Conforti  

 

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Species

acuminatus

Stokes  

 

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Variety

acuticauda

(Y.V.Roll) Huber-Pestalozzi  

 

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Species

acutus

Pochmann  

 

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Variety

alata

Skvortzov  

 

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Species

alata

G.A.Klebs  

 

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Species

alatus

G.A.Klebs  

 

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Subspecies

americana

Pochmann  

 

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Species

anacoelus

A.C.Stokes  

 

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Species

angulatus

Pochmann  

 

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Variety

angustata

T.G.Popova  

 

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Forma

angustus

Waghodekar & R.J.Patel  

 

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Species

angustus

Drezepolski  

 

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Species

ankylonoton

Pochmann  

 

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Species

anomalus

F.E.Fritsch & M.F.Rich  

 

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Species

applanatus

Pochmann  

 

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Variety

arnoldi

Komórki  

 

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Species

aspidion

Pochmann  

 

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Species

asymmetricus

Sokoloff  

 

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Species

atractoides

Pochmann  

 

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Variety

attenuatus

(Pochmann) Huber-Pestalozzi  

 

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Variety

australicus

Playfair  

 

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Species

bacillifer

A.M.Cunha  

 

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Variety

balatonicus

Philipose  

 

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Species

balatonicus

Hortobágyi  

 

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Species

bangladeshensis

A.K.M.N.Islam & Alfasane  

 

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Species

betkowskii

Stawinski  

 

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Species

bharatii

S.P.Hosmani  

 

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Species

bicarinata

K.L.Weik  

 

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Species

bifurcatus

Uherkovich  

 

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Species

birgei

Prescott  

 

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Variety

boglariensis

Hortobagy  

 

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Variety

boglariensis

Hortobagy  

 

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Variety

brachykentron

Prescott  

 

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Species

brevicaudata

(G.A.Klebs) Lemmermann  

 

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Forma

brevicaudata

Kiss  

 

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Forma

brevicaudata

Kiss  

 

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Variety

brevicaudata

Bourrelly  

 

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Forma

brevicaudata

Huber-Pestalozzi  

 

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Species

brevisulca

J.I.Kim & W.Shin  

 

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Species

carinata

Pochmann  

 

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Variety

caudata

Hortobágyi  

 

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Variety

caudata

Bourrelly  

 

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Variety

caudata

Palik  

 

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Variety

caudatus

Drezepolski  

 

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Species

caudatus

Hübner  

 

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Species

chloroplastes

Prescott  

 

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Forma

cingeri

(Roll) Safonova  

 

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Species

circulatus

Pochmann  

 

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Species

circumflexus

Pochmann  

 

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Species

clavatus

P.A.Dangeard  

 

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Species

claviformis

J.I.Kim & W.Shin  

 

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Forma

communis

(Palik) Popova  

 

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Variety

complicatus

Bourrelly  

 

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Species

concavus

Hortobagyi  

 

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Species

contorta

Bourrelly  

 

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Forma

contortus

Bourrelly  

 

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Species

corculum

Pochmann  

 

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Variety

crassa

P.Bourrelly  

 

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Species

crassus

Zakrys & M.Lukomska  

 

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Species

crenulata

Prescott  

 

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Species

cuneatus

Pochmann  

 

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Variety

curvicauda

Allorge & Lefèvre  

 

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Variety

curvicauda

Skvortzov  

 

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Variety

curvicauda

Z.X.Shi  

 

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Variety

curvicauda

Z.X.Shi  

 

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Species

curvicauda

Svirenko  

 

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Species

cylindraceus

T.G.Popova  

 

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Forma

cylindricus

Klebs  

 

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Species

cylindrus

Pochmann  

 

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Species

dangeardii

Lemmermann  

 

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Species

denisii

Allorge & Lefèvre  

 

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Species

dihiston

Conrad  

 

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Variety

disciferus

(Pochmann) Huber-Pestalozzi  

 

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Species

Drezepolskii

Stawinski  

 

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Variety

drezpolskii

Skvortzov  

 

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Species

elegans

Pochmann  

 

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Species

elliposoideus

Dedusenko-Stregoleva  

 

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Species

ephippioideus

C.E.M.Bicudo & D.C.Bicudo  

 

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Species

fominii

Y.V.Roll  

 

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Variety

formosus

Z.X.Shi  

 

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Species

formosus

Pochmann  

 

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Species

gamsii

Bourrelly  

 

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Forma

gangae

Waghodekar & R.J.Patel  

 

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Species

gibbosus

Huber-Pestalozzi  

 

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Forma

gigas

(Da Cuhna) Popova  

 

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Species

glaber

Pochmann  

 

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Variety

glabrus

Deflandre  

 

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Species

globosus

Pochmann  

 

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Variety

globula

Klebs  

 

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Forma

globulus

Klebs  

 

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Variety

globulus

Dedusenko-Stregoleva  

 

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Species

gracilis

Pochmann  

 

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Species

granum

Drezepolski  

 

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Species

gregussii

Hortobágyi  

 

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Species

hamatus

Pochmann  

 

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Species

hamelii

Allorge & Lefèvre  

 

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Species

heimii

Lefèvre  

 

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Species

helikoides

Pochmann  

 

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Species

helikosphaeridion

Pochmann  

 

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Species

hispidulus

(K.E.Eichwald) Klebs  

 

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Species

hordeiformis

J.I.Kim & W.Shin  

 

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Variety

horridus

Conforti  

 

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Variety

hyalinus

Klebs  

 

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Species

hystrix

Pochmann  

 

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Species

ichthydion

Pochmann  

 

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Forma

incisa

Prescott  

 

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Forma

incrassatus

Waghodekar & R.J.Patel  

 

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Species

incrassatus

(Deflandre) Pochmann  

 

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Variety

indica

(Pochmann) Huber-Pestalozzi  

 

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Variety

indica

N.D.Kamat  

 

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Species

indicus

Skvortzov  

 

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Species

inflatus

Playfair  

 

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Variety

inflatus

Nygaard  

 

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Species

inflexus

(I.Kisselev) Pochmann  

 

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Variety

inversa

P.Bourrelly  

 

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Variety

iowensis

C.F.Allerge & T.L.Jahn  

 

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Species

iyengarii

Suxena  

 

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Species

janiczakii

Stawinski  

 

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Variety

javanus

(Pochmann) Huber-Pestalozzi  

 

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Species

kemenesii

Hortobágyi  

 

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Species

landekiensis

Stawinski  

 

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Variety

latviensis

Skvortzov  

 

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Species

lefevrei

Bourrelly  

 

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Variety

lemmermannii

Bourrelly  

 

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Variety

lemmermannii

Svirenko  

 

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Species

lemmermannii

Svirenko  

 

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Species

limnophilus

(Lemmermann) E.W.Linton & A.Karnkowska-Ishikawa  

 

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Species

lismorensis

Playfair  

 

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Variety

longicauda

Skvortzov  

 

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Forma

longicauda

 

 

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Species

longicauda

(Ehrenberg) Dujardin  

 

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Variety

longicaudamaliuci

Unknown authority  

 

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Species

longisulca

J.I.Kim & W.Shin  

 

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Variety

longus

V.Conforti  

 

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Species

maharastrensis

N.D.Kamat  

 

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Forma

maior

Uherkovich  

 

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Variety

major

(Prescott) Huber-Pestalozzi  

 

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Variety

major

Philipose  

 

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Variety

major

A.K.M.N.Islam & Alfasane  

 

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Species

mammillatus

Philipose  

 

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Species

manginii

Lefèvre  

 

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Species

manui

Waghodekar & R.J.Patel  

 

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Species

margaritatus

Pochmann  

 

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Species

mariae

Deflandre  

 

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Variety

maximus

Hübner  

 

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Species

mentaweiensis

Conrad  

 

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Species

meson

Pochmann  

 

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Species

minimus

J.I.Kim & W.Shin  

 

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Variety

minor

Hortobagy  

 

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Variety

minor

Suxena  

 

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Forma

minor

Uherkovich  

 

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Variety

minor

Drezepolski  

 

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Variety

minus

Conforti  

 

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Species

minutus

(Playfair) Pochmann  

 

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Species

monilatus

(Stokes) Lemmerman  

 

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Species

monilicostatus

Pochmann  

 

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Species

moorselensis

Conrad  

 

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Species

moraviensis

Pochmann  

 

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Species

multifacies

S.M.Alves-da-Silva & C.E.M.Bicudo  

 

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Species

musculus

Pochmann  

 

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Species

myersii

Skvortzow  

 

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Species

nannos

Pochmann  

 

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Species

niloticus

Conrad  

 

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Species

obolus

Pochmann  

 

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Species

ocellatus

(Pringsheim) Marin & Melkonian  

 

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Variety

oidion

Pochmann  

 

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Variety

okobojiensis

Allegre & Jahn  

 

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Species

onix

Pochmann  

 

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Variety

onyx

Tell & Domitrovic  

 

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Species

onyx

Pochmann  

 

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Variety

orbicularis

Unknown authority  

 

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Species

orbicularis

K.Hübner  

 

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Species

oscillans

G.A.Klebs  

 

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Species

ostreatus

Pochmann  

 

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Species

ovalis

(Woronichin) Popowa  

 

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Species

ovum

(Ehrenberg) Klebs  

 

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Variety

ovum

Prescott  

 

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Species

papillaris

Srawinski  

 

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Species

paraorbicularis

J.I.Kim & W.Shin  

 

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Species

parvula

G.A.Klebs  

 

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Species

pekinensis

Skvortzow  

 

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Species

persikon

Pochmann  

 

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Species

petelotii

Lefèvre  

 

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Variety

platalea

N.D.Kamat  

 

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Variety

platalea

Hortobágyi  

 

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Variety

platalea

Poucques  

 

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Species

platyaulax

Pochmann  

 

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Species

pleuronectes

(O.F.Müller) Nitzsch ex Dujardin  

 

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Species

plicatus

Conrad  

 

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Species

polyparamylon

Hortobágyi & Németh  

 

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Species

polytrophos

Pochmann  

 

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Species

pomiformis

(Conrad) Pochmann  

 

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Variety

prescotii

Huber-Pestalozzi  

 

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Species

pseudo-oscillans

Conrad  

 

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Species

pseudobicarinatus

Alves-da-Silva & C.E.M.Bicudo  

 

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Variety

pseudonordstedtii

(Conrad) Huber-Pestalozzi  

 

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Variety

pseudonordstedtii

(Pochmann) Popowa  

 

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Species

pseudoplatalea

Pochmann  

 

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Species

pseudoswirenko

Prescott  

 

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Variety

pterophorus

Skuja  

 

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Variety

pullus-gallinae

Nygaard  

 

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Species

pumilus

Popowa  

 

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Species

pusillus

Lemmermann  

 

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Species

pygmaeus

V.Conforti  

 

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Species

pygmaeus

Pochmann  

 

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Variety

queenslandicus

McLeod  

 

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Variety

queenslandicus

McLeod  

 

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Species

quinquemarginatus

T.L.Jahn & Shawhan  

 

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Species

raciborskii

Drezepolski  

 

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Variety

ranula

Bourrelly  

 

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Species

ranula

Pochmann  

 

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Forma

robustus

Allorge & Lefèvre  

 

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Species

rodrigueziae

Conforti  

 

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Species

rostafinskii

Drezepolski  

 

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Species

rotundus

Brabez  

 

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Species

schkorbatovii

Dedusenko-Stregoleva  

 

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Species

schroeteri

Huber-Pestalozzi  

 

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Variety

segretii

Conforti  

 

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Species

segretii

Allorge & Lefèvre  

 

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Variety

sesquitortus

A.A.Tolivia & V.Conforti  

 

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Variety

sesquitortus

Conforti  

 

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Species

setosus

Francé  

 

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Species

skujae

Skvortzov  

 

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Species

smulkowskianus

(Zakryś) W.-H.Kusber  

 

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Species

snitkovii

Roll  

 

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Species

spiralis

Allegre & T.L.Jahn  

 

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Species

starmachii

Starwinski  

 

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Species

staurastoides

Conrad  

 

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Variety

stokesii

Kiss  

 

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Species

stokesii

Lemmermann  

 

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Species

subpulcher

A.K.M.N.Islam & Alfasane  

 

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Forma

subspiralis

Z.Shi  

 

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Species

subspiralis

Z.Shi  

 

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Variety

suecicus

Nygaard  

 

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Variety

suecicus

Lemmermann  

 

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Species

suecicus

Lemmermann  

 

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Species

sulcatus

Conrad  

 

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Species

swirenkoi

Skvortzov  

 

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Species

tabodyanus

Hortobagy  

 

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Variety

tenuis

Svirenko  

 

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Species

textus

Pochmann  

 

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Species

thompsonii

Huber-Pestalozzi  

 

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Forma

thracicus

I.K.Kirjakov  

 

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Species

tortifolius

Z.X.Shi  

 

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Species

tortuosus

Roll  

 

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Species

tortus

(Lemmermann) Skvortzov  

 

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Species

trapezialis

Z.X.Shi  

 

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Species

trapezoides

Stawinski  

 

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Species

triangulus

Z.X.Shi  

 

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Species

tricostatus

Conrad  

 

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Species

trifacialis

Prowse  

 

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Species

trimarginata

Allerge & T.L.Jahn  

 

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Variety

triqueter

Skvortzov  

 

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Species

triqueter

(Ehrenberg) Perty  

 

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Species

tropicalis

Conforti  

 

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Species

tropidonotus

Conrad  

 

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Species

ulula

Pochmann  

 

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Species

unguis

Pochmann  

 

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Variety

variabilis

Lemmermann  

 

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Species

ventriosus

Pochmann  

 

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Species

venustus

Pochmann  

 

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Species

viguieri

Allorge & Lefèvre  

 

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Species

viridioryza

J.I.Kim & W.Shin  

 

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Species

wettsteinii

Drezepolski  

 

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Species

zmievicus

Dedusenko-Stregoleva  

 

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