In this article we will discuss about Herdamania:- 1. Habit and Habitat of Herdamania 2. External Structures of Herdamania 3. Body Wall 4. Coelom and Atrium 5. Locomotion 6. Digestive and Respiratory Systems 7. Circulatory System 8. Excretory System 9. Nervous System 10. Reproductive System 11. Affinities and Systematic Position. Contents: Habit and Habitat of […]
Herdamania: Structure, Locomotion and Systematic Position
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Ciliary Mode between Branchiostoma, Ascidia and Balanoglossus
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Let us learn about the comparison of ciliary mode between branchiostoma, ascidia and balanoglossus. Comparison # Balanoglossus: 1. Internal food-collection, i.e., food is collected inside the body. 2. Microphages. 3. Wheel organ produces a flow of water-current which is drawn into the mouth. 4. Velum with velar tentacles control the entry of water-current into mouth. […]
Ascidia: Structure, Locomotion and Classification
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In this article we will discuss about Ascidia:- 1. Habit and Habitat of Ascidia 2. External Structures of Ascidia 3. Body Wall 4. Coelom 5. Locomotion 6. Digestive and Respiratory Systems 7. Circulatory System 8. Excretory System 9. Nervous System 10. Reproductive System 11. Development and Life-History 12. Zoological Importance of Tadpole Larva 13. Classification. […]
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