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have paired, fleshy parapodia which are segmentally arranged along the body axis. Parapodia vary greatly in size and form, reflecting a variety of functions, such as gas exchange, anchorage, protection and locomotion.
180:, which can result in the modification of those parapodia, loss of chaetae and elongation of the cirri into anterior-facing tentacular cirri.
157:(neurochaetae and notochaetae respectively), which are highly specific and greatly diversified. A single stout internal chaeta, called an
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An image plate showing the different anatomical features (dashed outline) of a representative annelid parapodium. Parapodium is from
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sp. showing the internal acicula that support the two lobes of the parapodium. This parapodium is from a
Museums Victoria specimen.
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Polychaetes and Allies: the
Southern Synthesis - Class Polychaeata: Definition and General Description
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which are tentacle-like projections of the parapodia. In some groups, such as the scale worms (e.g.
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In most species, the anteriormost segments may be specialised into the head region and
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lobes neuropodia. Both neuropodia and notopodia may possess a bundle of
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Parapodia are found in the following taxonomic groups of gastropods:
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are also called parapodia. They are particularly well-developed in
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Microscope photograph of a parapodium from a specimen of
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extending from the notopodium; can be modified into a
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Dorsal view of a freshly collected intact sea slug,
327:The fleshy protrusions on the sides of some marine
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427:. Melbourne: CSIRO Publishing. pp. 1–3.
398:Rouse, Greg; Pleijel, Frederick (2001).
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184:Glossary of components of the parapodium
423:Hutchings, P. A.; Fauchald, K. (2000).
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402:. Oxford: Oxford University Press.
149:lobes are called notopodia and the
102:and is a Museums Victoria specimen.
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258:Stout internal supporting chaeta (
221:Stout internal supporting chaeta (
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298:extending from the neuropodium
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211:(or elytron) in scale worms.
16:For the genus of plants, see
41:In invertebrates, the term
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72:outgrowths that bear the
27:Specimen of the annelid,
316:Plakobranchus ocellatus
76:. In several groups of
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225:) for the neuropodium
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262:) for the notopodium
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52:, beyond or beside +
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319:, showing its head,
99:Lepidonotus oculatus
30:Lepidonotus oculatus
305:Gastropod parapodia
238:of the neuropodium
129:General description
122:polychaete annelids
374:Epitoke parapodium
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275:of the notopodium
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18:Parapodium (plant)
450:Gastropod anatomy
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88:Annelid parapodia
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120:Most species of
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323:and parapodia.
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285:Dorsal lobe
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194:Description
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400:Polychaetes
356:Gymnosomata
350:Thecosomata
321:rhinophores
268:Notochaetae
244:Neuropodium
135:polychaetes
439:Categories
409:0198506082
385:References
329:gastropods
281:Notopodium
178:prostomium
167:Polynoidae
78:sea snails
43:parapodium
191:Component
139:uniramous
82:sea slugs
62:parapodia
37:specimen.
379:Annelida
368:See also
143:biramous
113:Arctonoe
66:annelids
56:, feet;
273:Chaetae
260:acicula
236:Chaetae
223:acicula
171:elytron
159:acicula
155:chaetae
151:ventral
137:can be
74:chaetae
70:lateral
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360:Clade
354:Clade
348:Clade
342:Clade
296:Cirrus
205:Cirrus
147:dorsal
209:scale
163:cirri
54:podia
404:ISBN
173:).
80:and
50:para
58:pl.
47:Gr.
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45:(
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