a larval stage of certain mollusks, intermediate between the trochophore and the adult form.

1875–80; < Neo-Latin; see velum, -i-, -gerous Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
veliger (ˈvɛlɪdʒə)
the free-swimming larva of many molluscs, having a rudimentary shell and a ciliated velum used for feeding and locomotion
[C19: from New Latin, from velum + -ger(ous)]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Encyclopedia Britannica


larva typical of certain mollusks such as marine snails and bivalves. The veliger develops from trochophore (q.v.) larva and has large, ciliated lobes (velum) that form from the ciliary ring (prototroch) characteristic of the trochophore stage. The velum, used in swimming and feeding, generally disappears in the adult. During the veliger stage, the mollusk begins to develop a foot and shell

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
All these lakes have at one time had zebra mussels in either adult or veliger form.
Several treatment schedules in these test conditions killed veliger and plantigrade stages of the zebra mussels.
Such physical disturbance generally results in the veliger closing the valves of their shells.
As the veliger matures, it searches for a firm location within the water to attach itself.
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