''Ingenia'' is a genus of

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 * ...

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 ...

worms native to Brazil, with a single known species, ''I. mirabilis''.Gerlach, S. A. (1957). Die Nematodenfauna des Sandstrandes an der Küste von Mittelbrasilien (Brasilianische Meerse-Nematoden IV). ''Mitt. zool. Mus. Berl.'' 33 (2): 411-459.Class Enoplea.
Nemaplex: Nematode-Plant Expert Information System. University of California, Davis. Version October 9, 2012.
Nematode Classification. Department of Nematology. University of California, Riverside. It belongs to the

Tripyloididae Tripyloididae is a family of nematodes belonging to the order Araeolaimida. Characteristics The following traits define the genus: * the amphid is located posterior to the buccal cavity * the spicule is wide * the gubernaculum has little teet ...

, which is a group that are mostly free-livingBik, H. M., et al. (2010)
Moving towards a complete molecular framework of the Nematoda: a focus on the Enoplida and early-branching clades.
''BMC Evol Biol.'' 10: 353. and which 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 ...

References

Enoplea genera {{Enoplea-stub