The most common planktonic stage of the majority of marine gastropod species is the:
A) trochophore larva.
B) veliger larva.
C) megalopa larva.
D) zoea larva.
E) planula larva.

Question

Quizplus · Accepted Answer

The veliger larva is the most common planktonic stage of the majority of marine gastropod species. It is characterized by the presence of a velum, a ciliated structure that is used for swimming and feeding. The veliger larva undergoes metamorphosis into the adult form, and during this process, the shell and other adult structures are formed.

The Most Common Planktonic Stage of the Majority of Marine