parapodium

American  

[par-uh-poh-dee-uhm] / ˌpær əˈpoʊ di əm /

noun

Zoology.

• parapodia
  plural

1. one of the unjointed rudimentary limbs or processes of locomotion of many worms, as annelids.

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parapodium British  

/ ˌpærəˈpəʊdɪəm /

noun

1. any of the paired unjointed lateral appendages of polychaete worms, used in locomotion, respiration, etc

2. any of various similar appendages of other invertebrates, esp certain molluscs

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Other Word Forms

Derived Forms

• parapodial
  adjective

Inflected Forms

Nouns

• parapodia
  plural

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Etymology

Origin of parapodium

First recorded in 1875–80; para- ¹ + -podium

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Example Sentences

See Examples For:

parapodium parapodia

The parapodium is represented with its neural or ventral surface uppermost.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" by Various

It is probable also, as already mentioned, that the leaf-like appendages of the Phyllopoda are of a primitive type, and attempts have been made to refer their structure to that of the Annelid parapodium.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" by Various

Typically, the parapodium consists of two processes of the body on each side, each of which bears a bundle of setae; these two divisions of the “limb” are termed 793 respectively notopodium and neuropodium.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various

Naturally, it is among the free living forms that the parapodium is best developed, and least developed among the tubicolous Polychaeta.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various

The reduction of the outgrowth-bearing “corm” of the parapodium of either a Chaetopod or an Arthropod to a simple cylindrical stump, devoid of outgrowths, is brought about when mechanical conditions favour such a shape.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" by Various

They have elongated bodies with rows of bristled parapodia on their sides and a hidden set of pincer-shaped jaws that can be extruded for feeding.

From Science Daily ● Mar. 6, 2024

Second, its parapodia are covered in gills, while most ragworms absorb oxygen through their parapodia without the aid of true gills.

From Science Daily ● Mar. 6, 2024

The worm, named Pectinereis strickrotti, has an elongated body that is flanked by a row of feathery, gill-tipped appendages called parapodia on either side, and Rouse said its sinuous swimming reminded him of a snake.

From Science Daily ● Mar. 6, 2024

The chaetae of polychaetes are also arranged within fleshy, flat, paired appendages on each segment called parapodia.

From Textbooks ● Apr. 25, 2013

The parapodia, as in the Capitellidae, are hardly developed.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various

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