( Zoology ) Diversity of Chordates and Comparative Anatomy ( Paper-II)

Unit

Topic

Total No. of

Lectures (60)

I

Origin of Chordates & Hemichordata

·         Origin of Chordates. Classification of Phylum Chordata upto the class.

·         Hemichordata: General characteristics, classification and detailed study of Balanoglossus (Habit and Habitat, Morphology, Anatomy, Physiology and Development).

6

II

Cephalochordata and Urochordata

·         Cephalochordata : General characteristics, classification and detailed study of Branchiostoma (Amphioxus) (Habit and  Habitat, Morphology, Anatomy, Physiology).

·         (ii) Urochordata : General characteristics, classification and detailed study of Herdmania (Habit and Habitat, Morphology, Anatomy, Physiology and Post Embryonic Development).

6

III

Classification and General Characteristics of Vertebrates

·         General characters and Classification of different classes of vertebrates (Pisces, Amphibia, Reptilia, Aves, Mammalia) up to the order with examples.

·         Poisonous and Non Poisonous Snakes and biting mechanism.

·         Neoteny and Paedogenesis

·         Migration in birds

·         Dentition in Mammals

8

IV

Comparative Anatomy and Physiology of Vertebrates Integumentary System

Structure, functions and derivatives of integument

Skeletal System

Overview of axial and appendicular skeleton, Jaw suspensorium,

Visceral arches

8

V

Digestive System

Alimentary canal and associated glands, dentition

8

VI

Respiratory System

Skin, gills, lungs and air sacs; Accessory respiratory organs

8

VII

Circulatory System

General plan of circulation, evolution of heart and aortic arches

Urinogenital System

Succession of kidney, Evolution of urinogenital ducts, Types of mammalian uteri

8

VIII

Nervous System

Comparative account of brain

Autonomic nervous system, Spinal cord, Cranial nerves in mammals

Sense Organs

Classification of receptors

Brief account of visual and auditory receptors in man

8