The Enoplia are a subclass of
nematode
The nematodes ( or grc-gre, Νηματώδη; la, Nematoda) or roundworms constitute the phylum Nematoda (also called Nemathelminthes), with plant-Parasitism, parasitic nematodes also known as eelworms. They are a diverse animal phylum inhab ...
s in the class
Enoplea.
Description
Enoplians are characterized by
amphids shaped like ovals,
stirrup
A stirrup is a light frame or ring that holds the foot of a rider, attached to the saddle by a strap, often called a ''stirrup leather''. Stirrups are usually paired and are used to aid in mounting and as a support while using a riding animal ( ...
s, or pouches. Their bodies are smooth, without rings or lines. The
esophagus is cylindrical and glandular.
[Subclass Enoplia.]
Nemaplex: Nematode-Plant Expert Information System. University of California, Davis. Version July 26, 2012.
Taxonomy
Lorenzen described two
orders
Order, ORDER or Orders may refer to:
* Categorization, the process in which ideas and objects are recognized, differentiated, and understood
* Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of d ...
, Enoplida and Trefusiida, in the 1980s based on morphology. With the advent of
phylogenetic analysis, a reorganisation has been necessary, moving the Triplonchida here to create three orders and expanding it.
[Phylum Nematoda.]
Nematode Classification. Department of Nematology. University of California, Riverside.
The orders are distinguished mainly by habitat type.marine
Marine is an adjective meaning of or pertaining to the sea or ocean.
Marine or marines may refer to:
Ocean
* Maritime (disambiguation)
* Marine art
* Marine biology
* Marine debris
* Marine habitats
* Marine life
* Marine pollution
Military
* ...
and brackish water habitat, carnivorous or feed on diatom
A diatom (Neo-Latin ''diatoma''), "a cutting through, a severance", from el, διάτομος, diátomos, "cut in half, divided equally" from el, διατέμνω, diatémno, "to cut in twain". is any member of a large group comprising sev ...
s and other algae
Algae (; singular alga ) is an informal term for a large and diverse group of photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from unicellular mic ...
s
* Triplonchida Cobb, 1920 – terrestrial nematodes, including some plant parasites
* Trefusiida Lorenzen, 1981
References
Bibliography
*
*
*De Ley, P & Blaxter, M 2004, 'A new system for Nematoda: combining morphological characters with molecular trees, and translating clades into ranks and taxa'. in R Cook & DJ Hunt (eds), Nematology Monographs and Perspectives. vol. 2, E.J. Brill, Leiden, pp. 633–653.
Protostome subclasses
{{Enoplea-stub