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veliger

American  
[vee-li-jer] / ˈvi lɪ dʒər /

noun

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


veliger British  
/ ˈvɛlɪdʒə /

noun

  1. the free-swimming larva of many molluscs, having a rudimentary shell and a ciliated velum used for feeding and locomotion

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of veliger

From New Latin, dating back to 1875–80; see origin at velum, -i-, -gerous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Reproduction in cephalopods is different from other mollusks in that the egg hatches to produce a juvenile adult without undergoing the trochophore and veliger larval stages.

From Textbooks • Jan. 1, 2015

Early development in some species occurs via two larval stages: trochophore and veliger.

From Textbooks • Jan. 1, 2015

Crassostrea gigas is also an interesting model for developmental biology owing to its mosaic development with typical molluscan stages, including trochophore and veliger larvae and metamorphosis.

From Nature • Oct. 3, 2012

But in these epibolic forms, just as in the embolic Paludina, the embryo proceeds to develop its ciliated band and shell-gland, passing through the earlier condition of a trochosphere to that of the veliger.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" by Various

Trochosphere and veliger stages of development are consequently not recognizable.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" by Various