Secernentea
| style="background:#Template:Taxobox colour;"|Secernentea | ||||||
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| Caenorhabditis elegans | ||||||
| style="background:#Template:Taxobox colour;" | Scientific classification | ||||||
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| Subclasses | ||||||
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see text |
Secernentea are a class of nematodes characterised by numerous caudal papillae and an excretory system possessing lateral canals. They have no circulatory or respiratory system.
Systematics
Subclasses and orders of Secernentea are:
Subclass Rhabditia
Subclass Spiruria
- Ascaridida - sometimes placed in Rhabditia
- Camallanida - sometimes included in Spirurida
- Drilonematida - sometimes included in Spirurida
- Spirurida
Subclass Diplogasteria
Subclass Tylenchia
Order incertae sedis