文档介绍：ChapterChapter 44 ProtozoaProtozoa
Protozoa are the most primitive unicellar animals.
Protozoa possess all the essential life characteristics
of Metazoa. It anelle to perform various life
functions.
Department of Oceanography
Xiamen University
REFERENCES
• Lee J. J. et al., 2000. Illustrated guide to the
protozoa. 2nd edition. Society of Protozoologists
• Patterson D. J., Burford M. A., 2001. A Guide to the
Protozoa of Marine Aquaculture Ponds , CSIRO
Publishing,
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guide to coastal planktonic cilites.
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有孔虫
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目
郑守仪院士
Contents
General morphology
Size and form
cytosome
Shell and skeleton
Nucleus
Classification
Biology and Significance
General morphology
Size and form
• size:smaller than 250µm
• form:varies greatly
Cytosome
• endoplasm
• ectoplasm
pellicle: hard thin menbrane
Shell and skeleton
protect cell
1 shell:
• siliceous:Distephanes and Radiolaria
• calcareous:Globigerina
• pseudochitinous or tectin:Tintinnida
2 spicules:
• siliceous:Radiolaria
• calcareous:Foraminifera
Nucleus
• vesicular nucleus:less chromatin,
uneven distribution
• massive nucleus:more chromatin, even
and massive distribution
differentiated from cytoplasm for serving
particular vital functions
1 anelle
(1)pseudopodia
(2)cilia
2 anelle:cytostome, cytopharynx,
food vacuole, cytopyge etc.
3 anelle:contractile vacuole
Contents
General morphology
Classification
Class Sarcodina(肉足虫纲)
Class Ciliophora(纤毛虫纲)
Biology and Significance
Classification
Class Sarcodina(肉足虫纲)
Class Ciliophora(纤毛虫纲)
Class Sporozoa(孢子虫纲)
Class