更多veliger例句

1. E, The trochosphere passing to the veliger stage, dorsal view showing the formation of the primitive shell-sac.
2. Except in Oncidium, there is no longer a veliger stage in development.
3. There is a veliger stage in development, but the velum is reduced.
4. It is purely a larval organ, disappearing before the close of the veliger stage.
5. Trochosphere and veliger stages of development are consequently not recognizable.