Pennellidae is a family of parasitic

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

s. When anchored on a host, they have a portion of the body on the outside of the host, whereas the remaining anterior part of the parasite is hidden inside tissues of the host.

Genera

There are 24 genera: *'' Allotrifur'' Yamaguti, 1963 *'' Cardiodectes'' C. B. Wilson, 1917 *'' Creopelates'' Shiino, 1958 *'' Exopenna'' Boxshall, 1986 *'' Haemobaphes'' Steenstrup & Lutken, 1861 *'' Impexus'' Kabata, 1972 *'' Lernaeenicus'' C. B. Wilson, 1932 *'' Lernaeocera'' Blainville, 1822 *'' Lernaeolophus'' Heller, 1865 *'' Metapeniculus'' Castro-Romero & Baeza-Kurok, 1985 *'' Nagasawanus'' Uyeno, 2015 *'' Ophiolernaea'' Shiino, 1958 *'' Parinia'' Kazachenko & Avdeev, 1977 *'' Peniculisa'' C. B. Wilson, 1917 *'' Peniculus'' von Nordmann, 1832 *'' Pennella'' Oken, 1816 *'' Peroderma'' Heller, 1865 *'' Phrixocephalus'' C. B. Wilson, 1908 *'' Propeniculus'' Castro Romero, 2014 *'' Protosarcotretes'' Ohtsuka, Lindsay & Izawa, 2018 *'' Pseudopeniculus'' Castro Romero, 2014 *'' Sarcotretes'' Jungersen, 1911 *'' Serpentisaccus'' Blasiola, 1979 *'' Trifur'' C. B. Wilson, 1917

References

Siphonostomatoida Copepod families Taxa named by Hermann Burmeister {{copepod-stub