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'''Doliolidae''' is a [[Family (biology)|family]] of [[tunicate]]s in the order [[Doliolida]]. Members of the family are [[Pelagic zone|pelagic]] and often found far away from coastlines.
'''Doliolidae''' is a [[Family (biology)|family]] of [[tunicate]]s in the order [[Doliolida]]. Members of the family are [[Pelagic zone|pelagic]] and often found far away from coastlines.


Members of the family are transparent, gelatinous, barrel-shaped or cylindrical marine organisms. They are mostly small and inconspicuous. They have [[cilia]] which move water through the [[mucus]] nets which they use to trap the [[phytoplankton]] on which they feed. This is in contrast to their close relations, the [[salp]]s, which use contractions of transverse muscles in the body wall for this purpose. Doliolids also have circular muscles, the sudden contraction of which cause them to move rapidly in a characteristic jerky manner.<ref name=JelliesZone>[http://jellieszone.com/tunicates.htm Pelagic Tunicates] JelliesZone. Retrieved 2011-11-17.</ref>
Members of the family are transparent, gelatinous, barrel-shaped or cylindrical marine organisms. They are mostly small and inconspicuous. They have [[cilia]] which move water through the [[mucus]] nets which they use to trap the [[phytoplankton]] on which they feed. This is in contrast to their close relations, the [[salp]]s, which use contractions of transverse muscles in the body wall for this purpose. Doliolids also have circular muscles, the sudden contraction of which cause them to move rapidly in a characteristic jerky manner.<ref name=JelliesZone>[http://jellieszone.com/tunicates.htm Pelagic Tunicates] {{wayback|url=http://jellieszone.com/tunicates.htm |date=20110927084746 }} JelliesZone. Retrieved 2011-11-17.</ref>


They have a complex life cycle, as do other [[Doliolida|doliolids]], with forms that alternate between generations that undergo sexual and [[asexual reproduction]]. There is no larval form.<ref name=JelliesZone/>
They have a complex life cycle, as do other [[Doliolida|doliolids]], with forms that alternate between generations that undergo sexual and [[asexual reproduction]]. There is no larval form.<ref name=JelliesZone/>

Revision as of 19:21, 14 December 2016

Thaliacea
Scientific classification
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Phylum:
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Family:
Doliolidae [1]
Genera
See text

Doliolidae is a family of tunicates in the order Doliolida. Members of the family are pelagic and often found far away from coastlines.

Members of the family are transparent, gelatinous, barrel-shaped or cylindrical marine organisms. They are mostly small and inconspicuous. They have cilia which move water through the mucus nets which they use to trap the phytoplankton on which they feed. This is in contrast to their close relations, the salps, which use contractions of transverse muscles in the body wall for this purpose. Doliolids also have circular muscles, the sudden contraction of which cause them to move rapidly in a characteristic jerky manner.[2]

They have a complex life cycle, as do other doliolids, with forms that alternate between generations that undergo sexual and asexual reproduction. There is no larval form.[2]

Genera

The World Register of Marine Species lists the following genera: [1]

References

  1. ^ a b Doliolidae World Register of Marine Species. Retrieved 2011-11-17.
  2. ^ a b Pelagic Tunicates Template:Wayback JelliesZone. Retrieved 2011-11-17.