Animal Diversity – I by Dr. Tripurani Mishra is a well-structured and syllabus-oriented textbook designed for B.Sc. 1st Semester students pursuing Major and Minor in Zoology under the FYUGP NEP 2020 curriculum. This textbook follows the latest guidelines prescribed by Dibrugarh University and is ideal for foundational studies in zoological classification and diversity.

The book offers a systematic and clear understanding of animal life, beginning with simple unicellular organisms and progressing to more complex invertebrates and early chordates. It introduces students to key biological classifications, structures, and identification techniques, making it an essential academic tool for both theoretical understanding and practical application.

? Course Content Highlights:

? Non-Chordates Section:

• Introduction to Protista – Unicellular eukaryotic organisms and their significance in the animal kingdom

• Porifera – Characteristics and classification of sponges

• Cnidaria & Ctenophora – Radially symmetrical aquatic animals and their unique features

• Platyhelminthes & Nemathelminthes – Flatworms and roundworms with emphasis on body organization and parasitism

? Chordates Section:

• Introduction to Chordata & Protochordata – Defining features and classification

• Origin of Chordates – Evolutionary perspective on chordate lineage

• Agnatha – Jawless vertebrates and their anatomical characteristics

• Zoogeographical Distribution of Animals – Biogeographical realms and species distribution patterns

? Practical Components:

• Practical of Non-Chordates – Identification and observation of invertebrate specimens

• Practical of Chordates – I – Basic dissection and classification of lower vertebrates

This book blends academic depth with visual aids and hands-on components, making it a complete learning guide for students at the introductory level of zoological studies.