Ingenia is a genus of marine nematode worms.Gerlach, S. A. (1957). 33 (2): 411-459.Phylum Nematoda. Nematode Classification. Department of Nematology. University of California, Riverside. It belongs to the Tripyloididae, 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 diatoms and other algaes. It contains three known species:Nemys eds. (2026). Nemys: World Database of Nematodes. Ingenia Gerlach, 1957. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=227353 on 2026-05-27 I. mirabilis,Nemys eds. (2026). Nemys: World Database of Nematodes. Ingenia mirabilis Gerlach, 1957. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=229627 on 2026-05-27 the type species native to Brazil; , found in the Mekong Delta;Nemys eds. (2026). Nemys: World Database of Nematodes. Ingenia communis Gagarin & Thanh, 2007. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=584208 on 2026-05-27 and found in the Yellow Sea.Nemys eds. (2026). Nemys: World Database of Nematodes. Ingenia major Lv, Guo & Wang, 2024. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1770081 on 2026-05-27
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