Hermundura annandalei
Scientific Name: Hermundura annandalei, English Name: Clamworm, Local Name: Somudra Bicha (সমুদ্র বিছা), Somudra Changa (সমুদ্র ছ্যাংগা) ; Family: Pilargidae
Phyllodoce schmardaei
Scientific Name: Phyllodoce schmardaei, English Name: Clamworm, Local Name: Somudra Bicha (সমুদ্র বিছা), Somudra Changa (সমুদ্র ছ্যাংগা) ; Family: Phyllodocidae
Diopatra neapolitana
Scientific Name: Diopatra neapolitana, English Name: Solitary tube worm, Local Name: Somudra Bicha (সমুদ্র বিছা), Somudra Changa (সমুদ্র ছ্যাংগা) ; Family: Onuphidae
Diopatra cuprea
Scientific Name: Diopatra cuprea, English Name: Clamworm, Local Name: Somudra Bicha (সমুদ্র বিছা), Somudra Changa (সমুদ্র ছ্যাংগা) ; Family: Onuphidae
Tylonereis fauveli
Scientific Name: Tylonereis fauveli, English Name: Clamworm, Local Name: Somudra Bicha (সমুদ্র বিছা), Somudra Changa (সমুদ্র ছ্যাংগা) ; Family: Nereididae
Neanthes operta
Scientific Name: Neanthes operta, English Name: Clamworm, Local Name: Nereis (নেরিস); Family: Nereididae
Tylonereis bogoyawlenskyi
Scientific Name: Tylonereis bogoyawlenskyi, English Name: Clamworm, Local Name: Nereis (নেরিস); Family: Nereididae
Neanthes mossambica
Scientific Name: Neanthes mossambica, English Name: Clamworm, Local Name: Nereis (নেরিস); Family: Nereididae
Nereis lamellosa
Scientific Name: Nereis lamellosa, English Name: Clamworm, Local Name: Nereis (নেরিস); Family: Nereididae
Nereis falcaria
Scientific Name: Nereis falcaria, English Name: Clamworm, Local Name: Nereis (নেরিস); Family: Nereididae