Tag Archives | Phylum Chordata

15 Main Types of Amphibians (With Diagram)

The following points highlight the fifteen main types of amphibians. The types are: 1. Giant Salamander (Family Cryptobranchidae) 2. Cryptobranchus (Family Cryptobranchidae) 3. Necturus (Family Proteidae) 4. Proteus (Family Proteidae) 5. Siren (Family Sirenidae) 6. Amphiuma (Family Amphiumidae) 7. Ambystoma (Family Ambystomatidae) 8. Triturus (Family Salamandridae) and Others. Type # 1. Giant Salamander (Family Cryptobranchidae): Megalobatrachus (Fig. 7.29A) is a [...]

By |2016-07-22T08:09:31+00:00July 22, 2016|Amphibians|Comments Off on 15 Main Types of Amphibians (With Diagram)
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Amphibians: Structure, Respiration and Sense Organs

In this article we will discuss about Amphibians:- 1. Origin of Amphibia 2. Factors that Caused Amphibian Evolution 3. Probable Ancestry 4. Structure of Amphibians 5. Digestive System of Amphibians 6. Respiratory System and Sound Production 7. Circulatory System 8. Nervous System 9. Urinogenital System 10. Reproduction and Development 11. 11. Reasons for Extinction. Contents: Origin of Amphibia Factors that [...]

By |2016-07-22T08:09:30+00:00July 22, 2016|Amphibians|Comments Off on Amphibians: Structure, Respiration and Sense Organs
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Neoteny: History, Factors and Significance | Amphibians

In this article we will discuss about Neoteny:- 1. History of Neoteny 2. Types of Neoteny 3. Factors 4. Genetics 5. Significance. Contents: History of Neoteny Types of Neoteny Factors for Neoteny Genetics of Neoteny Significance of Neoteny 1. History of Neoteny: Since many years the size difference of the adult and larval phase of spotted salamander was noted. The [...]

By |2016-07-22T08:09:30+00:00July 22, 2016|Amphibians|Comments Off on Neoteny: History, Factors and Significance | Amphibians
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