Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Relating to the cerebral cortex.
- adjective Relating to the mantle of a mollusk or brachiopod.
from The Century Dictionary.
- Of or pertaining to a mantle or pallium.
- Specifically, in conchology, pertaining to the pallium or mantle of a mollusk.
- Relating to the pallium or cerebral cortex.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Zoöl.) Of or pertaining to a mantle, especially to the mantle of mollusks; produced by the mantle. See
Illust. ofbivalve . - adjective (Zoöl.) the cavity inclosed by the mantle.
- adjective (Zoöl.) an inward bending of the pallial line, near the posterior end of certain bivalve shells, to receive the siphon. See
Illust. ofBivalve .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Of, pertaining to, or produced by a
mantle , especially to the mantle of mollusks. - adjective Of, or relating to, the
pallium
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Compare the photo with this drawing of the pallial cavity of Arion distinctus (from G.M. Barker, Naturalised terrestrial Stylommatophora [of New Zealand], 1999).
Archive 2009-01-01 AYDIN 2009
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Compare the photo with this drawing of the pallial cavity of Arion distinctus from G.
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To see a crawling snail's pallial eye, you need to look at the snail from slightly below.
Archive 2007-04-01 AYDIN 2007
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The pallial eye of Cerithidea scalariformis arrow.
Archive 2007-04-01 AYDIN 2007
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The pallial eye is easy to notice when the snail lifts its operculum up and starts to come out of its shell with the aperture facing up.
Cerithidea AYDIN 2007
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To see a crawling snail's pallial eye, you need to look at the snail from slightly below.
Cerithidea AYDIN 2007
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A day later, I was even more fascinated when I spotted the pallial eye of a live C. scalariformis for the 1st time.
Cerithidea AYDIN 2007
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Perhaps, the tentacular eyes are not suitable for terrestrial vision and the pallial eye evolved to take over their function on land.
Archive 2007-04-01 AYDIN 2007
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According to Houbrick, the pallial eye may help detect predators.
Archive 2007-04-01 AYDIN 2007
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The 2 usual eyes are at the tips of the snail's tentacles, while the 3rd unpaired eye, the pallial eye, is at the edge of mantle situated near the corner of the aperture.
Cerithidea AYDIN 2007
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