Frog- Rana tigrina

Frog- Rana tigrina- Classification and Characteristic features

Frog- Rana tigrina (Amphibian) A frog is an amphibian, living both on land water. Amphibians are the first group of chordates that lived outside water.  These are coldblooded vertebrates tetrapods. Classification of Rana tigrina: Phylum – Chordata Subphylum – Gnathostomata Superclass- Tetrapoda Class- Amphibia Order- Anura Genus- Rana Species- tigrina Read more…

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mandarinfish

Scales in Fishes

Scales in Fishes The term Scale is derived from the Old French “escale” meaning a shell pod or husk. Fish Scale Fish scales are part of the Fish’s integumentary system, and these are originated from the Mesoderm layer of the dermis. A fish scale can be defined as the rigid Read more…

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Scoliodon

Scoliodon – Dogfish, Classification and Characteristics

Scoliodon – Dogfish, Classification, and Characteristics Systemic Position of Scoliodon Phylum Chordate Subphylum Vertebrata Division Gnathostomata Superclass Pisces Order Squaliformes Family Carcharinidae Genus Scoliodon Species S. sorrakowah   Habit and Habitat: The Scoliodons are widely distributed in India, Pacific West India, and the eastern coast of South America and Atlantic Read more…

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