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Scientific classification
Domain: Eukaryota
(unranked): Sar
(unranked): Alveolata
Phylum: Apicomplexa
Class: Conoidasida
Order: Ixorheorida
Families and Genera


Ixorheorida is an order within the subclass Conoidasida of the phylum Apicomplexia. All members of this order are parasitic protozoa.


The order has one family — Ixorheidae. This family has one genus — Ixorheis — and this genus has a single species — Ixorheis psychropotae.


This species and genus were described in 1978 by Massin, Jangoux and Sibuet.[1] The species was isolated from the digestive tract of the sea cucumber Psychropotes longicauda.

The order and family were created by Levine in 1984.[2]

Life cycle[edit]

Gametogony is absent in this order but both merogony and sporogony occur.


  1. ^ Massin C, Jangoux M, Sibuet M (1978). "Description d' Ixoreis psychropotae, nov. gen., nov. sp., coccidie parasite du tube digestif de l'holothure abyssale Psychropotes longicauda". Protistologica. 14 (3): 253–9. 
  2. ^ Levine, N.D. (1984). "Nomenclatural corrections and new tax in the Apicomplexan protozoa". Trans Am Micro Soc. 103 (2): 195–204. JSTOR 3226242.