Family Clionaidae - Boring sponges

  Order
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  Class
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Demospongiae
  No. of Genera in Ref.
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  No. of Species in Ref.
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  Environment
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Fresh : No | Brackish : No | Marine : Yes
  Aquarium
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  First Fossil Record
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  Remark
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Marine sponges that excavate burrows in calcareous material, such as mollusc shells and coral. Etching chemicals are released at the tips of specialized surface cells; these secretions dissolve only the edges of calcareous chips, which then fall to the seafloor, contributing up to 40% of the reef sediment in some places. Species in this family are distributed from shallow water to depths exceeding 2100 m.
  Etymology
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  Division
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  Reproductive guild
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  Typical activity level
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  Main Ref.
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  Coordinator
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Ref.
[ e.g. 9948]                       
Glossary
                    [ e.g. cephalopods]