under CBCSS Semester I Zoology Core Course I
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Animal-Diversity I . Course code- ZO1141 c c c c c
No. of Credits - 3
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Aim of the course c c c
To provide the students with an in-
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depth knowledge of the diversity in form, structure and habits of Non-chordata.
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Objectives Of the course c c c
• To learn the basics of systematics and understand the hierarchy of different cat
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egories.
• To learn the diagnostic characters of different phyla through brief studies of exa
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mples.
• To obtain an overview of economically important invertebrate fauna.
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Module I c 4 hrs
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Introduction to Zoology: Taxonomy- c c c
Definition, history. new trends and importance, mention molecular taxonomy. Components
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of classification. Taxonomical hierarchy -
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taxon, category and rank, Linnaean hierarchy, nomenclature, principles of nomenclature. I
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nternational Code of Zoological Nomenclature (ICZN). rules of nomenclature. requisite
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- uni, bi and trinomialism. Mention taxonomic aids.
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Module II c 6 hrs
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Kingdom Protista: General characters, structure, zoological importance and systematic po
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sition-of Actinophrys, Noctiluca, Paramecium and Opalina. Parasitic protozoans-
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Morphology, life history, pathogenicity and prophylaxis of Entamoeba histolytica and Plas
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modium vivax. c
1
,Module III c 6 hrs
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Kingdom Animalia: Outlines of classification –
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Sub kingdom Mesozoa, Sub kingdom Parazoa, Sub kingdom Eumetazoa. Levels of organiz
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ation- cellular. tissue. organ and organ system Divisions of Eumetazoa-
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Radiata, Bilateria, Acoelomata, Pseudocoelomata, Eucoelomata, Protostomia, Deuterosto
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mia.
Sub kingdom Mesozoa- General characters, eg. Rhopalura.
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Subkingdom Parazoa- General characters. Mention the classes of Porifera-
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Calcispongia, eg.Sycon; Hydrospongia, eg. Euplectella: Desmospongia, eg. Spongilla. Gen
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eral topic: Canal system in sponges.
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Module IV c
Subkingdom Eumetazoa c 4 hrs
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Phylum Coelenterata: General characters (self study). Classes-
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c Hydrozoa eg. Obelia, Physalia; Scyphozoa eg. Aurelia ; Anthozoa eg. Madrepora.
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General-topic: Polymorphism in coelenterates, Coral and Coral Reef.
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Module V c 8 hrs
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Phylum Platyhelminthes: General characters (self study). Classes- Turbellaria eg:
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Planocera:- Trematoda eg. Fasciola ; Cestoda, eg. Taenia solium.
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Phylum Nematoda: General characters (self study). Parasitic nematodes-
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eg. Ascaris, Ancylostoma, Enterobius, Wuchereria [Morphology, life history, pathogenicit
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y and prophyllaxis], Caenorhabdites elegans (Brief account).
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Phylum Annelida: General characters (self study). Classes -.Polychaeta eg. Nereis
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(mention heteronereis), Oligochaeta eg. Earthworm. Hirudinea eg. Leech.
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Module VI c 16 hrs c
Phylum Arthropoda: General. characters (self study), Type-
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c Penaeus. Mention the classesc c c eg. Cockroach, Limulus,
Eupagurus, Sacculina, Apis indica, Daphnia,
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,Drosophila. Mosquito-mouth parts. Study of crop pests: Pest of paddy-Leptocorisa,
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Spodoptera, Nilapaarvata; Pest of coconut-
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Oryctes, Rhynchophorus, Eriophyes. Phylum Onychophora: General characters, eg. P
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eripatus (Evolutionary significance). General topic: 1. Diversity of Mosquitoes and diseas
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es transmitted by them.
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Module VII c 10 hrs c
Phylum Mollusca: General characters (self study), Classes-
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Monoplacophora. eg. Neopilina; Amphineura, eg. Chiton; Aplecophora, eg. Neomenia Gas
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tropoda eg. Pila, Scaphopoda, eg. Dentalium; Pelicypoda eg. Perna, Cephalopoda, eg. Sepi
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a, Octopus.
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General topic- Economic importance of mollusca, Pearl culture. Mussel culture.
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Phylum Echinodermata: General characters (self study). Classes-
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Asteroidea. eg. Asterias: Ophiuroidea, eg. Ophiothrix; Echinoidea, eg. Echinus; Holothuroi
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dea, eg. Sea cucumber, Crinoidea, eg. Sea lily. General Topic:Water vascular system.
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NB: Assignments/ Seminar: Vector born diseases –
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Dengue fever, Japanese Encephatitis, Malaria, Cutaneous leishmaniasis.
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References
• Barnes, R.D. (1987): Invertebrate Zoology. W: B. Sunders. New Delhi.
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• Barrington E.J.W. (1967). Invertebrate Structure and Function. ELBS and Nelson, L
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ondon.
• Bhaskaran.S.S. Nonchordate Zoology, Manjusha Publications. c c c c
• Brusca, R.C . and G. J. Brusca. (1940). Invertebrates. SinauerAssociates, Su
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nderland, M.A. c
• Dhami. P.S and Dhami, J. K. (1979). Invertebrate zoology. R. Chand & Co. New Del
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hi.
• Ekambaranatha Ayyar M. (1990). A Manual of Zoology. Vol. Invertebrata-
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Part1 & PartII. S. Viswanathan Printers and Publishers.Pvt. Ltd.
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• Hyman, L. H. (1942). The invertebrate volumes. Mc Gew Hill
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3
, • Jordan, EL and Verma, P.S. (2000). Invertebrate Zoology. S. Chand and Co Ltd. Ne
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w Delhi.
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