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Alitta succinea : ウィキペディア英語版 | Alitta succinea
''Alitta succinea'' (known as the pile worm or clam worm) is a species of marine annelid in the family Nereididae (commonly known as ragworms or sandworms). It has been recorded throughout the North West Atlantic, as well as in the Gulf of Maine and South Africa. ==Description==
The clam worm can reach up to in length, but most specimens are smaller than this. It is brown coloured at the rear, and reddish-brown on the rest of its body. It has an identifiable head with four eyes, two sensory feelers or palps, and many tentacles. The head consists of two segments: the anterior and posterior prostomium. The last body segment is known as the pygidium.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Alitta succinea」の詳細全文を読む
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