order nudibranchia   (TTS Sound)

The order_nudibranchia has 1 Senses.

• nudibranchia, order nudibranchia
• comprising numerous marine gastropod mollusks lacking a shell in the adult state and usually having a body like a slug
• 成体期に貝殻を持たず、通常はナメクジのような体を持つ非常に多くの海産腹足類の軟体動物を含む