In this article we will discuss about Onychophora:- 1. Anatomical Peculiarities of Onychophora 2. Affinities of Onychophora 3. Views regarding the Origin 4. Zoological Importance 5. Systematic Position 6. Classification 7. Fossil History. Anatomical Peculiarities of Onychophora: A. Primitive features: 1. Onychophora are worm-like body covered with thin, flexible, chitinous cuticle. 2. Onychophora are sluggish […]
Onychophora: Anatomical Peculiarities, Affinities and Classification
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An Example of Phylum Phoronida: Phoronis
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In this article we will discuss about Phoronis:- 1. Habit and Habitat of Phoronis 2. External Structures of Phoronis 3. Body Wall 4. Coelom 5. Digestive System 6. Circulatory System 7. Excretory System 8. Nervous System 9. Reproductive System 10. Development. Contents: Habit and Habitat of Phoronis External Structures of Phoronis Body Wall of Phoronis […]
Phoronids: Taxonomic Retrospect, Features and Affinities
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In this article we will discuss about Phoronids:- 1. Taxonomic Retrospect of Phoronids 2. Characteristic Features of Phoronids 3. Fossil History 4. Geographical Distribution 5. Affinities. Taxonomic Retrospect of Phoronids: 1. The phoronids constitute a very important group amongst the lophophorate coelomates. The name of the group as Phoronida was first coined by Hatschek in […]
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