Definition of glochidium in English:
noun (plural glochidia /-ˈkidēə/)Zoology
A parasitic larva of certain freshwater bivalve mollusks, which attaches itself by hooks and suckers to the fins or gills of fish.
- The glochidia larvae of some freshwater mussels can be serious parasites of fish, and some marine bivalves bore through wood, causing damage to wooden ships, pilings, and other wood structures.
- Unionid embryos spend the first stage of development in the marsupial portion of the female unionid's gills, where they develop into glochidia, the parasitic stage.
- Zygotes develop within the mantle cavity and glochidia larvae are released in the early summer.
Definition of glochidium in:
- British & World English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Malaysia
Most popular in Pakistan