Structure and Function of Invertebrates

Paper Code: 
ZOL 123
Credits: 
4
Contact Hours: 
60.00
Max. Marks: 
100.00
Objective: 

Objectives

The course Objectives to provide students with a basic understanding of:

  1. Basis of classification
  2. Different physiological body processes of invertebrates
  3. Larval forms of invertebrates
  4. Minor Phyla

Learning outcomes-

By the end of the course, students should be able to:

  1. Describe basis of classification
  2. Describe different physiological body processes of invertebrates
  3. Describe Larval forms of invertebrates
  4. Describe charecterstics and significance of Minor Phyla

 

12.00
Unit I: 
UNIT I

Basis of classification (brief account)-:

  • Symmetry, coelom, segmentation, embryogeny and level of organization

Locomotion

  • Flagellar and ciliary movement in protozoa
  • Hydrostatic movement in Coelenterate, Annelida and Echinodermata

 

12.00
Unit II: 
UNIT II

Nutrition and digestion

  • Filter feeding in Polychaeta, Mollusca and Echinodermata

Respiration

  • Organs of respiration – gills, lungs and trachea
  • Respiratory pigments

Mechanism of respiration

12.00
Unit III: 
UNIT III

Excretion

  • Organs of excretion: coelom, coelomoducts, nephridia and Malphigian tubules
  • Mechanism of excretion
  • Excretion and osmoregulation

Trends in Neural Evolution

  • Primitive nervous system -Coelenterata and Echinodermata

Advanced nervous system- Annelida, Arthropoda(Crustacean and Insecta)and Mollusca (Cephalopoda)

12.00
Unit IV: 
UNIT IV

Invertebrate larvae

  • Larval forms of free living invertebrates
  • Larval forms of parasites

Significance of larval forms

12.00
Unit V: 
UNIT V

Minor Phyla (Ctenophora,Rhyncocoela,Entoprocta,Rotifera,Bryozoa,Phoronida)

  • Concept and significance
  • Organization and general characters

 

Essential Readings: 

Essential Reading

  • Invertebrate structure and function. ; Barrington.E.J.W. ThomasNelson& Sons Ltd. London
  • The Invertebrates; Hyman.L.H.; McGraw Hill Co New York
  • Invertebrate Zoology, III edition. ; Barnes. R.D.

 

  • .

 

References: 

Suggested Reading

  • The invertebrates. Vol.1. Protozoa through Ctenophora, Hyman, L.H. McGraw Hill Co., New York.,/li.
  • Evolution of Metazon life cycle, Jagerstain, G. Academic Press, New York & London.
  • The Invertebrates. Vol.2. Hyman, L.H. McGraw Hill Co., New York.
  • The Invertebrates. Vol.8. Hyman, L.H. McGraw Hill Co., New York. and London
  • Invertebrate Zoology Barnes, RD. W.B.Saunders Co., Philadelphia
  • A Biology of higher invertebrates, Russel-Hunter, WD. McMillan Co. Ltd., London
  • The Invertebrates srnaller colomate groups, Vol.5. Hyman, L.H. McGraw Hill Co., New York.
  • Animal Parasitism. Cad. C.P.Prentice Hall Inc., New Jersey.
  • Student Text Book of Zoology. Vol.I.II and III. Sedgwick.A. Central Book Depot, Allahabad
Academic Year: