parapodium

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par·a·po·di·um

 (păr′ə-pō′dē-əm)
n. pl. par·a·po·di·a (-dē-ə)
1. One of the fleshy paired appendages of polychaete annelids that function in locomotion and breathing.
2. A winglike extension of the foot of certain gastropods, such as the sea butterflies, used for swimming.
[New Latin : para- + Greek pous, pod-, foot; see podium.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

parapodium

(ˌpærəˈpəʊdɪəm)
n, pl -dia (-dɪə)
1. (Zoology) any of the paired unjointed lateral appendages of polychaete worms, used in locomotion, respiration, etc
2. (Zoology) any of various similar appendages of other invertebrates, esp certain molluscs
[New Latin: from para-1 + -podium]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.parapodium - one of a pair of fleshy appendages of a polychete annelid that functions in locomotion and breathingparapodium - one of a pair of fleshy appendages of a polychete annelid that functions in locomotion and breathing
appendage, extremity, member - an external body part that projects from the body; "it is important to keep the extremities warm"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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References in periodicals archive ?
Notopodia supported by one acicula and bearing 2-3 long simple chaetae with 10 spines along the margin.
Anelidos intersticiales de la costa Caribe de Colombia
Region B composed of two greatly expanded, biramous segments (B1 and B2) and three additional uniramous segments, B1 much larger than B2, notopodia of B1-2 with up to 10 internal chaetae, neuropodia as uncinal plates in a single lobe.
Description and relationships of Chaetopterus pugaporcinus, an unusual pelagic polychaete (Annelida, Chaetopteridae)
Abdominal notopodia meet at the dorsum forming an essentially continuous line of hooks.
Some intertidal and shallow water polychaetes of the Caribbean coast of Costa Rica
In capricornia Pleijel and Rouse, 2000 (see this description for spelling of taxon name with the initial letter in lower case), the males have a pair of large penes situated at the bases of the neuropodia of segment 9, and the females have spermathecae in the notopodia of segments 11 and 12.
Reproductive biology of a new hesionid polychaete from the Great Barrier Reef
Lateral organs developed at base of notopodia (Figs.
A new species of polychaete worm from Juan Fernandez Archipelago, Chile, Scoloplos juanfernandezensis n. sp. (Polychaeta: Orbiniidae)

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