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 […]
Phylum Annelida: Habitat, Features and Classification
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3 Important Members of Phylum Annelida
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List of three important members of Phylum Annelida:-1. Polychaetes 2. Oligochaetes 3. Hirudinea. Member # 1. Polychaetes: This group includes heterogeneous forms where variation is marked not only in size but also in habits and structural organisation. Following examples will illustrate the range of diversities: Arenicola: Burrows in sand; body is distinctly divisible into three […]
An Example of Phylum Pogonophora: Lamellisabella
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In this article we will discuss about Lamellisabella:- 1. Habit and Habitat of Lamellisabella 2. External Structures of Lamellisabella 3. Body Wall 4. Coelom 5. Digestive System 6. Circulatory System 7. Respiratory System 8. Excretory System 9. Nervous System 10. Reproductive System 11. Development. Contents: Habit and Habitat of Lamellisabella External Structures of Lamellisabella Body […]
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