One of the mysteries of the English language finally explained.
A worm-like tube-dwelling marine animal with a horseshoe-shaped ring of ciliated tentacles (lophophore) around the mouth, extended for filter-feeding.
- ‘Phoronida is a small phylum consisting of approx 15 species of worm-like creatures commonly known as phoronids or horseshoe worms.’
- ‘Feather duster worms, fan worms, Christmas tree worms and horseshoe worms are everywhere.’
- ‘The fauna of these sea caves includes a range of mollusc species such as limpets Patella spp. and the horseshoe worm Phoronis hippocrepia.’
- ‘I have no picture of an adult horseshoe worm but I particularly like its umbrella shaped larvae.’
- ‘However, phoronids - or ‘horseshoe worms,’ as they are sometimes called - may be abundant in shallow marine sediments at certain localities.’
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