COURSE I – FIRST SEMESTER  PHYLUM PLATYHELMINTHESDorsoventrally flattened, bilaterally symmetrical, triploblastic and acoe...
Flame cell Excretion is  performed by flame  cells Digestive system is  incomplete (no  anus)
Class – Turbellaria Planarians Free living Sense organs at head region Eversible pharynx High regeneration
Class – Trematoda Oral and ventral suckers Endoparasitic example - Fasciola (Liver-fluke)
Class – Cestoda (class of tape worms)   Commonly known as tapeworms since body is long    tape like.   These have sucker...
Taenia solium (tapeworm)
Pseudosegmentation
Taeniasis            In fish                      In Dog
COURSE I – FIRST SEMESTERPHYLUM - ASCHELMINTHESCLASS - NEMATODARound worms, cylindrical, bilaterallysymmetrical, triplobla...
Ascaris Ectoderm is syncytial. Sexes are separate Females are larger  than males and are  straight. Males are  small an...
More about Ascaris Pharynx is muscular Sexual dimorphism
Ascariasis
So……. enjoyed???
Upcoming SlideShare
Loading in...5
×

Phylum Platyhelminthes and Nematodes

1,109

Published on

This PPT is for F.Y.B.Sc students of course I Semester I, belonging to Mumbai University of Maharashtra India. You can email at sudesh_rathod@yahoo.co.in for further query.

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
1,109
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
63
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Phylum Platyhelminthes and Nematodes

  1. 1. COURSE I – FIRST SEMESTER PHYLUM PLATYHELMINTHESDorsoventrally flattened, bilaterally symmetrical, triploblastic and acoelomateworms. Prof. S D Rathod
  2. 2. Flame cell Excretion is performed by flame cells Digestive system is incomplete (no anus)
  3. 3. Class – Turbellaria Planarians Free living Sense organs at head region Eversible pharynx High regeneration
  4. 4. Class – Trematoda Oral and ventral suckers Endoparasitic example - Fasciola (Liver-fluke)
  5. 5. Class – Cestoda (class of tape worms)  Commonly known as tapeworms since body is long tape like.  These have suckers and hooks for attachment.  Tapeworms are endoparasitic and live in intestine of various vertebrates. Body is pseudosegmented.
  6. 6. Taenia solium (tapeworm)
  7. 7. Pseudosegmentation
  8. 8. Taeniasis In fish In Dog
  9. 9. COURSE I – FIRST SEMESTERPHYLUM - ASCHELMINTHESCLASS - NEMATODARound worms, cylindrical, bilaterallysymmetrical, triploblastic, pseudocoelomate.Digestive system complete. Prof. S D Rathod
  10. 10. Ascaris Ectoderm is syncytial. Sexes are separate Females are larger than males and are straight. Males are small and curved at posterior end. They have genital papilla for copulation. Female lays about 15000 to 20000 eggs daily
  11. 11. More about Ascaris Pharynx is muscular Sexual dimorphism
  12. 12. Ascariasis
  13. 13. So……. enjoyed???
  1. A particular slide catching your eye?

    Clipping is a handy way to collect important slides you want to go back to later.

×