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Related to coccidians: Coccidiomorpha


a subclass of sporozoa commonly parasitic in epithelial cells of the intestinal tract, but also found in the liver and other organs; it includes two genera, Eimeria and Isospora.


 [kok-sid´e-ah] (L.)
plural of coccidium.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


A subclass of important protozoa (class Sporozoea, phylum Apicomplexa) in which the mature trophozoites are small and typically intracellular; schizogony and sporogony can occur in the same host, in contrast to the gregarines (subclass Gregarinia of class Sporozoea), which have large extracellular trophozoites in various invertebrates and do not reproduce by schizogony.
Synonym(s): Coccidiasina
[Mod. L., fr. G. kokkos, berry]


Plural of coccidium.
Farlex Partner Medical Dictionary © Farlex 2012


A subclass of protozoa in which mature trophozoites are small and typically intracellular.
[Mod. L., fr. G. kokkos, berry]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
Faecal microscopy can be done to detect coccidian oocysts; however, it is not able to differentiate between T.
Gregarine and coccidian protozoans (Apicomplexa) found leading to hypertrophy of the digestive epithelial cells and nephridal tubules, respectively, were recorded only in the Mar del Plata population, both with a low prevalence and intensity of infection (Table 2).
-- A new species of coccidian, Eimeria becki, is described from the feces of 3/3 Gila monsters, Heloderma suspectum (Helodermatidae), housed at the Dallas Zoo.
Below we present a description of a new species of coccidian from captive Gila monsters at the Dallas Zoo.
Although no coccidian parasites (eimerians or isosporans) were isolated from this small sample of T.
Mesodesma mactroides, coccidian parasite, sandy beaches, Argentina
Finally, digital photographs of the parasites were sent to other experts in coccidian parasites (Dr.
In addition to providing a summation of the coccidian parasites of turtles, McAllister and Upton (1989) reported two new species of Eimeria from P.
concinna metteri were collected alive by hand from Somervell County, Texas, and Garland County, Arkansas, respectively, and their feces examined for coccidian parasites.