zoochlorella

[ zoh-uh-kluh-rel-uh ]

/ ˌzoʊ ə kləˈrɛl ə /

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noun, plural zo·o·chlo·rel·lae

[zoh-uh-kluh-rel-ee], /ˌzoʊ ə kləˈrɛl i/, zo·o·chlo·rel·las.

any of various symbiotic green algae in the cytoplasm of certain freshwater invertebrates, as stentors and hydras.

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Origin of zoochlorella

First recorded in 1880–85; zoo- + chlorella

Similar yellow zooxanthella or green zoochlorella are found as symbionta in the tissues of many animals.
The Wonders of Life|Ernst Haeckel
Diameter 25 to 80µ; pseudopodia twice as long as the body diameter; the plasm often contains chlorophyll bodies (Zoochlorella).
Marine Protozoa from Woods Hole|Gary N. Calkins
The plasm is colorless or green by the presence of Zoochlorella, or colored brown or black by pigments.
Marine Protozoa from Woods Hole|Gary N. Calkins
Colorless forms of medium size-in some cases they may be green by Zoochlorella.
Marine Protozoa from Woods Hole|Gary N. Calkins

They may be colorless, or yellow and green through the presence of Zoochlorella.
Marine Protozoa from Woods Hole|Gary N. Calkins