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Phylum Rotifera
description of Phylum rotifera
5
Biology
Undergraduate 1
10/04/2013

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Term
Pseudocoelomates
Definition
  • Body cavity
  • Not completely lined with mesoderm--peritoneum
Term
Characteristics
Definition
  • Wheel animal
  • Cosmopolitan distribution
  • FW/brackish--Benthic
  • Mostly transparent
  • Ciliated crown--corona--feeding and locomotion
Term
External Morphology
Definition
  • Ciliated corona
  • Mouth
  • Trunk
  • Viscera--digestion
  • Foot
  • Toes--pedal glands--secrete adhesive subatance
Term
Internal morphology
Definition
  • Mastax--jaws
  • Complete digestive system
  • Brain
  • Pseudocoel
Term
Reproduction
Definition
  • Dioecius
  • Larger females
  • Parthenogenesis--only females
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