In this article we will discuss about of Polygordius:- 1. External Structures of Polygordius 2. Body Wall and Coelom of Polygordius 3. Digestive System 4. Circulatory System 5. Excretory System 6. Nervous System 7. Reproductive System. External Structures of Polygordius: The body of polygordius is slender, elongated, cylindrical and measures about 2-10 cm in length […]
An Example of Phylum Annelida: Polygordius
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An Example of Phylum Annelida: Leech
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In this article we will discuss about Leech:- 1. Habit and Habitat of Leech 2. External Structures of Leech 3. Body Wall 4. Coelom 5. Locomotion 6. Digestive System 7. Respiratory System 8. Circulatory System 9. Excretory System 10. Nervous System 11. Receptor Organs 12. Reproductive System. Contents: Habit and Habitat of Leech External Structures […]
Phylum Annelida: Habitat, Features and Classification
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In this article we will discuss about Phylum Annelida:- 1. Taxonomic Retrospect of Phylum Annelida 2. Definition and Fossil Record of Phylum Annelida 3. Habit and Habitat 4. Generalised Characters 5. Specialised Characters 6. Features 7. Trend in Classification 8. Phylogenetic Relationship 9. Locomotion 10. Circulatory System 11. Respiratory System 12. Reproductive System 13. Nervous […]
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