Protochordates:- · Classification upto orders · *Salient features: Balanoglossus: Tornaria larva Ascidia: Retrogressive metamorphosis |
Amphioxus
Agnatha:- · Classification upto orders · Salient features: 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 · Classification upto orders · Neoteny · Adaptive radiation in Amphibia Reptilia · Classification upto orders · Poisonous & Non-poisonous snakes |
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