Phaennidae
Encyclopedia
Phaennidae is a family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 of plankton
Plankton
Plankton are any drifting organisms that inhabit the pelagic zone of oceans, seas, or bodies of fresh water. That is, plankton are defined by their ecological niche rather than phylogenetic or taxonomic classification...

ic copepod
Copepod
Copepods are a group of small crustaceans found in the sea and nearly every freshwater habitat. Some species are planktonic , some are benthic , and some continental species may live in limno-terrestrial habitats and other wet terrestrial places, such as swamps, under leaf fall in wet forests,...

s, found in pelagic or benthopelagic waters. It contains the following genera:
  • Brachycalanus Farran, 1905
  • Cephalophanes Sars, 1907
  • Cornucalanus Wolfenden, 1905
  • Kirnesius Markhaseva & Semenova, 2005
  • Onchocalanus Sars, 1905
  • Phaenna Claus, 1863
  • Phaennocalanus Markhaseva, 2002
  • Talacalanus Wolfenden, 1911
  • Xanthocalanus Giesbrecht, 1892
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