Polychaete
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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 which bear many
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Pharynx eversion in Phyllodoce lineata
The plumes of a feather duster worm are known as radioles
The Pompeii worm lives at great depths by hydrothermal vents at temperatures up to 80 °C (176 °F).
Epitoky
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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. In many species, the reproductive u
Polychaete
…feeds, surviving off the yolk that remains from the egg. However, some polychaetes exhibit remarkable reproductive strategies. Some species reproduce by epitoky. For much of the year, these worms look like any other burrow-dwelling polychaete, but as the breeding season approaches, the worm undergoes a remarkable…
Syllid polychaete budding epitokes for the purpose of sexual reproduction.
Alitta succinea, the common clam worm (Nereididae) in epitoky stage
Atoke
Female epitoke; the yellow eggs are evident throughout the body