Classes of Phylum Nematoda

Classes of Nematoda

There are two (2) classes of Phylum Nematoda, these are: Enoplea and Chromadorea.

Enoplea 




Chromadorea

The Enoplea are distinguished from the Chromadorea by a number of characteristics. Some of these characteristics are depicted in the table below:

(McSorley, 2019)

	Enoplean	Chromadore
Esophagus	cylindrical or "bottle-shaped"	bulbous
Amphids Shape	pocket-like	slits, pores, coils, or spirals
Body Texture	characterized by a smooth appearance or fine lines on the surface of some of the species	may have rings, projections, or setae
Excretory System	is simple, sometimes made up of a single cell	have more complex, tubular systems, sometimes with glands.

Examples 

Rhabditida

Monhysterida

Ascaridida