Stieda body

The Stieda body is an organelle located at the polar region of the sporocyst of some coccidia visible with electron microscopy. It appears as a knob like structure and is a plug occluding a hole in the sporocyst. The breakdown of this body allows excystation of the sporozoites.

References

Eukaryota: SAR: Alveolata

Domain: Archaea; Bacteria; Eukaryota
(Kingdom: Plant; Hacrobia; Heterokont; Alveolata; Rhizaria; Excavata; Amoebozoa; Animal; Fungi)

Ciliophora

Postciliodesmatophora	Heterotrichea (Stentor) Karyorelictea (Loxodes)

Intramacronucleata	Spirotrichea (Stylonychia) Litostomatea (Didinium, Balantidium) Phyllopharyngea (Tokophrya) Nassophorea (Nassula) Colpodea (Colpoda) Oligohymenophorea (Tetrahymena, Ichthyophthirius, Vorticella, Paramecium) Plagiopylea (Plagiopyla) Prostomatea (Coleps)

Prostomatea	Cryptocaryon Pelagothrix

Myzozoa

Apicomplexa

Aconoidasida

Haemospororida	Garniidae (Garnia) Haemoproteidae (Haemoproteus) Leucocytozoidae (Leucocytozoon) Plasmodiidae (Plasmodium)

Piroplasmida	Babesiidae (Babesia) Theileriidae (Theileria)

Conoidasida

Coccidia

Agamococcidiorida

Gemmocystidae (Gemmocystis)
Rhytidocystidae (Rhytidocystis)

Eucoccidiorida

Adeleorina

Adeleidae
Dactylosomatidae (Babesiosoma, Dactylosoma)
Haemogregarinidae (Haemogregarina)
Hepatozoidae (Hepatozoon)
Karyolysidae (Karyolysus)
Klossiellidae (Klossiella)
Legerellidae (Legerella)

Eimeriorina

Aggregatidae (Aggregata, Grasseella, Merocystis, Ovivora, Pseudoklossia, Selysina) Atoxoplasmatidae Barrouxiidae Calyptosporiidae Caryotrophidae Cryptosporidiidae (Cryptosporidium) Eimeriidae (Cyclospora, Eimeria, Isospora) Elleipsisomatidae Lankesterellidae Selenococcidiidae

Sarcocystidae	Sarcocystinae (Frenkelia, Sarcocystis) Toxoplasmatinae (Besnoitia, Hammondia, Hyaloklossia, Nephroisospora, Neospora, Toxoplasma)

Ixorheorida

Ixorheidae (Ixorheis)

Protococcidiorida

Angeiocystidae (Angeiocystis)
Eleutheroschizonidae (Coelotropha, Defretinella, Eleutheroschizon)
Grelliidae (Coelotropha, Grellia)
Mackinnoniidae (Mackinnonia)
Myriosporidae (Myriosporides, Myriospora)

Gregarinia

Archigregarinorida

Exoschizonidae (Exoschizon)
Selenidioididae (Filipodium, Merogregarina, Meroselenidium, Platyproteum, Selenidioides, Veloxidium)

Eugregarinorida

Aseptatorina	Aikinetocystidae Allantocystidae Diplocystidae Enterocystidae Ganymedidae Lecudinidae Monocystidae (Monocystinae, Oligochaetocystinae, Rhynchocystinae, Stomatophorinae, Zygocystinae) Schaudinnellidae Selenidiidae Thiriotiidae Urosporidae

Blastogregarinorina	Siedleckiidae (Siedleckia)

Septatorina	Fusionicae (Fusionidae) Gregarinicae (Cephaloidophoridae, Cephalolobidae, Didymophoridae, Gregarinidae, Hirmocystidae, Metameridae, Uradiophoridae) Porosporicae (Porosporidae) Stenophoricae (Acutidae, Amphiplatysporidae, Brustiophoridae, Cnemidosporidae, Dactylophoridae, Leidyanidae, Monoductidae, Monoicidae, Sphaerocystidae, Stenophoridae, Trichorhynchidae) Stylocephaloidea (Actinocephalidae, Stylocephalidae) Blabericolidae

Neogregarinorida

Schizogregarinina (Caulleryellidae, Ophryocystidae)
Gigaductidae (Gigaductus)
Lipotrophidae (Apicystis, Farinocystis, Lipotropha, Lipocystis, Mattesia, Menzbieria)
Schizocystidae (Lymphotropha, Machadoella, Schizocystis)
Syncystidae (Syncystis)

Chromerida

Chromeraceae (Chromera velia)
Vitrellaceae (Vitrella brassicaformis)

Colpodellida

Colpodellidae (Acrocoelus, Colpodella)

Dinoflagellata

Dinokaryota	With a theca: Peridiniales (Pfiesteria, Peridinium) Gonyaulacales (Ceratium, Gonyaulax) Prorocentrales (Prorocentrum) Dinophysiales (Dinophysis, Histioneis, Ornithocercus, Oxyphysis) Without theca: Gymnodiniales (Gymnodinium, Karenia, Karlodinium, Amphidinium) Suessiales (Polarella, Symbiodinium)

Noctilucea	Noctilucales (Noctiluca)

Syndinea	Syndiniales: Amoebophryaceae (Amoebophyra) Duboscquellaceae (Duboscquella) Syndiniaceae (Hematodinium, Syndinium)

Other	Oxyrrhinaceae (Oxyrrhis)

Protoalveolata

Algovorida

Algovoridae (Algovora)

Ellobiopsea

Ellobiopsidae (Elliobiocystis, Ellobiopsis, Thalassomyces)

Myzomonadea

Chilovorida	Chilovoridae (Chilovora)

Voromonadida	Alphamonadidae (Alphamonas) Voromonadidae (Voromonas)

Perkinsozoa

Perkinsea	Perkinsidae (Perkinsus) Phagodinida (Phagodinium) Rastromonadida (Parvilucifera, Rastromonas)

Unclassified

Perkinsoide chabelardi

Colponemidia

Colponemea	Colponemida (Colponema)

Acavomonidia

Acavomonea	Acavomonidae (Acavomonas)

Protozoan infection: Chromalveolate and Archaeplastida (A07, B50–B54,B58, 007, 084)

Chromalveolate

Alveolate

Apicomplexa

Conoidasida/ Coccidia	Coccidia: Cryptosporidium hominis/Cryptosporidium parvum Cryptosporidiosis Cystoisospora belli Isosporiasis Cyclospora cayetanensis Cyclosporiasis Toxoplasma gondii Toxoplasmosis

Aconoidasida	Plasmodium falciparum/vivax/ovale/malariae Malaria Blackwater fever Babesia Babesiosis

Ciliophora

Balantidium coli
- Balantidiasis

Heterokont

Archaeplastida

Algaemia: Prototheca wickerhamii
- Protothecosis

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