Heliomonadida

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Heliomonadida
Heliomorpha mutans (= Dimorpha mutans), fig. 9-11
Scientific classification Edit this classification
Domain: Eukaryota
Clade: Diaphoretickes
Clade: SAR
Phylum: Cercozoa
Class: Granofilosea
Order: Heliomonadida
Cavalier-Smith, 1993 emend. Cavalier-Smith, 2012
Family: Heliomorphidae
Cavalier-Smith & Bass 2009
Genera

The Heliomonadida

amoeboids that are unusual in possessing flagella throughout their life cycle
.

Classification

Genetic studies place them among the

There are two genera in this order:

  • Heliomorpha, a tiny organism found in freshwater
  • the larger Tetradimorpha, which is distinguished by having four rather than two flagella.

Morphology

Bundles of microtubules, typically in square array, arise from a body near the flagellar bases and support the numerous axopods that project from the cell surface.

Dimorphids have a single nucleus, and mitochondria with tubular cristae.

References