Fusionidae is a family of the superfamily
Fusionicae in the
phylum Apicomplexa
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. Th ...
Taxonomy
There is one genus - ''
Fusiona'' - in this family.
History
This family was created in 1965 by Stejskal.
[Stejskal M (1965) Gregarines parasitizing honey bees. Amer Bee J 105:374–375]
Description
Species in this family are
homoxenous.
Gametocyte
A gametocyte is a eukaryotic germ cell that divides by mitosis into other gametocytes or by meiosis into gametids during gametogenesis. Male gametocytes are called ''spermatocytes'', and female gametocytes are called ''oocytes''.
Development
...
s - not described
Spores - not described
Both
gamonts and
trophozoite A trophozoite (G. ''trope'', nourishment + ''zoon'', animal) is the activated, feeding stage in the life cycle of certain protozoa such as malaria-causing ''Plasmodium falciparum'' and those of the ''Giardia'' group. (The complement of the trophozoi ...
s are septate. The gamonts are morphologically different (anisogamous).
Sexual reproduction involves a cephalocaudal association. During
syzygy the
nucleus
Nucleus ( : nuclei) is a Latin word for the seed inside a fruit. It most often refers to:
*Atomic nucleus, the very dense central region of an atom
* Cell nucleus, a central organelle of a eukaryotic cell, containing most of the cell's DNA
Nucl ...
and entrocyte of the satellite move to the
primite where they fuse.
References
Apicomplexa families
{{Apicomplexa-stub