''Ixorheorida'' is an order within the sub

class Class or The Class may refer to: Common uses not otherwise categorized * Class (biology), a taxonomic rank * Class (knowledge representation), a collection of individuals or objects * Class (philosophy), an analytical concept used differentl ...

Conoidasida Conoidasida is a class of parasitic alveolates in the phylum Apicomplexa. The class was defined in 1988 by Levine and contains two subclasses – the coccidia and the gregarines. All members of this class have a complete, hollow, truncat ...

of the phylum

Apicomplexia The Apicomplexa (also called Apicomplexia) are a large phylum of parasitic alveolates. Most of them possess a unique form of organelle that comprises a type of non-photosynthetic plastid called an apicoplast, and an apical complex structure. ...

. All members of this order are parasitic protozoa.

Taxonomy

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

History

This species and genus were described in 1978 by Massin, Jangoux and Sibuet. The species was isolated from the digestive tract of the sea cucumber '' Psychropotes longicauda''. The order and family were created by Levine in 1984.

Life cycle

Gametogony Apicomplexans, a group of intracellular parasites, have life cycle stages that allow them to survive the wide variety of environments they are exposed to during their complex life cycle. Each stage in the life cycle of an apicomplexan organism i ...

is absent in this order but both

merogony Apicomplexans, a group of intracellular parasites, have life cycle stages that allow them to survive the wide variety of environments they are exposed to during their complex life cycle. Each stage in the life cycle of an apicomplexan organism i ...

and

sporogony Apicomplexans, a group of intracellular parasites, have life cycle stages that allow them to survive the wide variety of environments they are exposed to during their complex life cycle. Each stage in the life cycle of an apicomplexan organism i ...

occur.

References

Apicomplexa orders {{Apicomplexa-stub