Nullosetigeridae is a family of

copepods Copepods (; meaning 'oar-feet') are a group of small crustaceans found in nearly every freshwater and saltwater habitat. Some species are planktonic (living in the water column), some are benthic (living on the sediments), several species have ...

belonging to the order

Calanoida Calanoida is an order of copepods, a group of arthropods commonly found as zooplankton. The order includes around 46 families with about 1800 species of both marine and freshwater copepods between them. Description Calanoids can be distinguish ...

. The family contains the genus Nullosetigera, which includes the species N. auctiseta, N. bidentata, N. impar, N. helgae, and N. mutata. Each mentioned species has a unique shape, which helps differentiate between them. These differences were found in the segmentation pattern of the antennula, maxillule, makilliped, and legs 4 and 5. Soh, H. Y., Susumu Ohtsuka, Hiromichi Imabayashi, & Suh, H.-L. (1999). A new Deep-water calanoid copepod and the phylogeny of the genus Nullosetigera nom. nov. in the Nullosetigeridae nom. nov. (pro-Phyllopus: Phyllopodidae) from Japanese waters. Journal of Natural History, 33(11), 1581–1602. https://doi.org/10.1080/002229399299770‌ Genera: * '' Nullosetigera'' Soh, Ohtsuka, Imabayashi & Suh, 1999

References

Copepods {{Calanoida-stub