Tylorrhynchus | |
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Tylorrhynchus heterochetus | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Annelida |
Clade: | Pleistoannelida |
Subclass: | Errantia |
Order: | Phyllodocida |
Family: | Nereididae |
Subfamily: | Gymnonereidinae |
Genus: | Tylorrhynchus Grubbe, 1866 |
Tylorrhynchus is a genus of polychaetes belonging to the family Nereididae. They are also known as ragworms. [1]
Species accepted by World Register of Marine Species as of December 2023: [2]
Epitoky is a process that occurs in many species of polychaete marine worms wherein a sexually immature worm is modified or transformed into a sexually mature worm. Epitokes are pelagic morphs capable of sexual reproduction. Unlike the immature form, which is typically benthic, epitokes are specialized for swimming as well as reproducing. The primary benefit to epitoky is increased chances of finding other members of the same species for reproduction.
Nereididae are a family of polychaete worms. It contains about 500 – mostly marine – species grouped into 42 genera. They may be commonly called ragworms or clam worms.
Alitta virens is an annelid worm that burrows in wet sand and mud. They constuct burrows of different shapes They range from being very complex to very simple. Long term burrows are held together by mucus. Their burrows are not connected to each other; they are generally solitary creatures. The spacing between the burrows depends on how readily they can propagate water signals.
Hesionidae are a family of phyllodocid "bristle worms". They are marine organisms. Most are found on the continental shelf; Hesiocaeca methanicola is found on methane ice, where it feeds on bacterial biofilms.
Platynereis is a genus of marine annelid worms that belongs to the Nereididae, a family of errant polychaete worms.
Phymorhynchus is a genus of sea snails, marine gastropod mollusks in the family Raphitomidae.
Alitta is a genus of marine annelids in Nereididae family. There are three recognised species within the genus, Alitta grandis, Alitta succinea and Alitta virens. Alitta brandti Malmgren, 1865 was originally considered part of the genus, but is now accepted as Neanthes brandti.
Alitta succinea is a species of marine annelid in the family Nereididae. It has been recorded throughout the North West Atlantic, as well as in the Gulf of Maine and South Africa.
Phyllodocida is an order of polychaete worms in the subclass Aciculata. These worms are mostly marine, though some are found in brackish water. Most are active benthic creatures, moving over the surface or burrowing in sediments, or living in cracks and crevices in bedrock. A few construct tubes in which they live and some are pelagic, swimming through the water column. There are estimated to be more than 4,600 accepted species in the order.
Laminaria hyperborea is a species of large brown alga, a kelp in the family Laminariaceae, also known by the common names of tangle and cuvie. It is found in the sublittoral zone of the northern Atlantic Ocean. A variety, Laminaria hyperborea f. cucullata is known from more wave sheltered areas in Scandinavia.
Spirotropis is a genus of sea snails, marine gastropod mollusks in the family Drilliidae.
Luidia australiae, the southern sand star, is a species of starfish in the family Luidiidae. It is found in the Pacific Ocean around Australia and New Zealand.
Hediste diversicolor, commonly known as a ragworm, is a polychaete worm in the family Nereididae. It lives in a burrow in the sand or mud of beaches and estuaries in intertidal zones in the north Atlantic. This species is used in research but its classification is in dispute and in the literature it is often classified as Nereis diversicolor. Its specific name "diversicolor" refers to the fact that its colour changes from brown to green as the breeding season approaches.
Ceratonereis is a genus of polychaete worms from the family Nereididae.
Neanthes fucata is a species of marine polychaete worm in the family Nereididae. It lives in association with a hermit crab such as Pagurus bernhardus. It occurs in the northeastern Atlantic Ocean, the North Sea and the Mediterranean Sea.
Platynereis festiva is a species of annelid in the family Nereididae. It was originally described in the genus Nereis and later reassigned to the genus Platynereis.
Neanthes arenaceodentata is a species of marine polychaete worm in the family Nereididae. It occurs in shallow waters in the tropical Atlantic and Pacific Oceans. It has been used in the laboratory in testing the toxicity of marine sediments.
Zebinella tehuacana is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoinidae.
Tylorrhynchus heterochetus, also known as the Japanese palolo is a species of edible ragworm.