Tetrahymena pyriformis

Tetrahymena pyriformis
Scientific classification
Domain: Eukaryota
Clade: Sar
Clade: Alveolata
Phylum: Ciliophora
Class: Oligohymenophorea
Order: Hymenostomatida
Family: Tetrahymenidae
Genus: Tetrahymena
Species:
T. pyriformis
Binomial name
Tetrahymena pyriformis
(Ehrenberg, 1830) Furgason, 1940
Synonyms
  • Colpoda pirum Müller, 1786
  • Kolpoda pirum Müller, 1786
  • Leucophrys pyriformis Ehrenberg, 1830
  • Saprophilus oviformis Kahl, 1926
  • Sathrophilus oviformis
  • Tetrahymena geleii Furgason, 1940
  • Tetrahymena pyriformis-komplex
  • Trichoda pyrum Ehrenberg, 1830

Tetrahymena pyriformis is a species of Ciliophora in the family Tetrahymenidae.

Of protozoan species, it is one of the most commonly used as a laboratory model for toxicological research.

The species is widely distributed. It lives in fresh water like springs, ditches, creeks, ponds, and lakes.