Protochordates:-
Balanoglossus: Tornaria larva Ascidia: Retrogressive metamorphosis |
Amphioxus
Agnatha:-
Petromyzon |
Ammocoete larva
Gnathostomata · Classification upto orders · Ostracoderms( a brief description) · Salient features: Scoliodon · Difference between Osteichthyes & Chondrichthyes · Dipnoi · Adaptive radiation in Fishes |
Economic importance of Fishes
Amphibia
Reptilia
|
Poison apparatus
Aves · Classification upto orders · Feather and its Development · Flight adaptation · Perching mechanism Mammals · Classification upto orders · Dentition in mammals |
Hair and its development
Young J. Z : The life of mammals Oxford University Press London 1963