The larva of balanoglossus (Hemichordate) is called:
Correct answer: C. Tornaria
- A. Bipinnaria
- B. Radiolaria
- C. Tornaria
- D. Trochophore
Explanation
Balanoglossus is a genus of ocean-dwelling acorn worms (Enteropneusta). Many hemichordates such as acorn worms have a larval stage in their life cycle; the larvae, called tornariae, swim using microscopic hairs called cilia. The tornaria larva resembles the bipinnaria larva of echinoderms.
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