† periconchn.
Zoology. Obsolete. rare.
An embryonic shell growing around the body in the veliger or larval form of a mollusc.
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the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Mollusca > [noun] > mollusc or shell-fish > larva > part of
periconch1888
1888 Proc. Boston Soc. Nat. Hist. 23 542 Professors Hyatt and Brooks consider the protoconch in cephalous molluscs as..probably derived from the periconch of Scaphopods.
1888 Amer. Naturalist 22 876 The shell..is a periconch growing around the body in the veliger and finally coalescing to form a tube open at both ends.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online June 2018).
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n.1888- to get or put in the pudding club
- to get or put someone in the club
- to get or put someone in the pudding club
- to get or put the breeze up
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- to get out
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- to get out etc from under
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- to get out of control
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- to get out of one's depth