Paraonidae
Paraonidae is a family of polychaetes belonging to the order Cirratulida Cirratulida is an order of polychaetes belonging to the class Polychaeta. Families: * Cirratulidae Cirratulidae is a family of marine polychaete worms. Members of the family are found worldwide, mostly living in mud or rock crevices. Most ar .... Genera Genera: * '' Aedicira'' Hartman, 1957 * '' Aparaonis'' Hartman, 1965 * '' Aricidea'' Webster, 1879 References {{Taxonbar, from=Q5171297 Polychaetes ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Aricidea
''Aricidea'' is a genus of small paraonid worms, which are sub-surface deposit feeders and bioturbators. ''Aricidea'' worms have a prostomial antenna, with all ''Aricidea'' species (except those in the subgenus Aedicira) possessing neuropodial thickened chaetae. References {{Annelid-stub Polychaete genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Polychaetes
Polychaeta () is a paraphyletic class of generally marine annelid worms, commonly called bristle worms or polychaetes (). Each body segment has a pair of fleshy protrusions called parapodia that bear many bristles, called chaetae, which are made of chitin. More than 10,000 species are described in this class. Common representatives include the lugworm (''Arenicola marina'') and the sandworm or clam worm ''Alitta''. Polychaetes as a class are robust and widespread, with species that live in the coldest ocean temperatures of the abyssal plain, to forms which tolerate the extremely high temperatures near hydrothermal vents. Polychaetes occur throughout the Earth's oceans at all depths, from forms that live as plankton near the surface, to a 2- to 3-cm specimen (still unclassified) observed by the robot ocean probe ''Nereus'' at the bottom of the Challenger Deep, the deepest known spot in the Earth's oceans. Only 168 species (less than 2% of all polychaetes) are known from ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Cirratulida
Cirratulida is an order of polychaetes belonging to the class Polychaeta. Families: * Cirratulidae Cirratulidae is a family of marine polychaete worms. Members of the family are found worldwide, mostly living in mud or rock crevices. Most are deposit feeders, but some graze on algae or are suspension feeders. Description Cirratulids vary i ... Carus, 1863 * Paraonidae Cerruti, 1909 References Polychaetes {{annelid-stub ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |