Amoeboids are unicellular life-forms characterized by their similarity to amoebas.

Amoeboid

Amoeboids are unicellular life-forms characterized by their similarity to amoebas.

An illustration of the reproduction of an individual Euplotes Harpa by simple division.

Reproduction of an Individual Euplotes Harpa

An illustration of the reproduction of an individual Euplotes Harpa by simple division.

An illustration of the reproduction of an individual Euplotes Harpa by simple division.

Reproduction of an Individual Euplotes Harpa

An illustration of the reproduction of an individual Euplotes Harpa by simple division.

Infusoria is an obsolete collective term for minute aquatic creatures like ciliates, euglenoids, protozoa, and unicellular algae that exist in freshwater ponds. In modern formal classifications the microorganisms previously included in the Infusoria are mostly assigned to the Kingdom Protista.

Infusoria

Infusoria is an obsolete collective term for minute aquatic creatures like ciliates, euglenoids, protozoa,…

An illustration of the adult amoeboid Lymphosporidium truttae, which was the cause of the brook-trout epidemic of the 1800s.

Lymphosporidium

An illustration of the adult amoeboid Lymphosporidium truttae, which was the cause of the brook-trout…

An illustration of Lymphosporidium truttae in the blood cell of a brook trout, which was the cause of the brook-trout epidemic of the 1800s.

Lymphosporidium in Blood Cell

An illustration of Lymphosporidium truttae in the blood cell of a brook trout, which was the cause of…

An illustration of Lymphosporidium truttae in the blood cell of a brook trout with numerous sporoblasts, which was the cause of the brook-trout epidemic of the 1800s.

Lymphosporidium in Blood Cell

An illustration of Lymphosporidium truttae in the blood cell of a brook trout with numerous sporoblasts,…

The phylum Sarcomastigophora belongs to the Protist kingdom and it includes many unicellular or colonial, autotrophic, or heterotrophic organisms. The two main subphyla are Mastigophora and Sarcodina. A third is Opalinata.

Sarcomastigophora

The phylum Sarcomastigophora belongs to the Protist kingdom and it includes many unicellular or colonial,…