Phylum porifera
Upcoming SlideShare
Loading in...5
×
 

Phylum porifera

on

  • 1,187 views

This PPT is for F.Y.B.Sc students of course I Semester I, belonging to Mumbai University of Maharashtra India.

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.

Statistics

Views

Total Views
1,187
Views on SlideShare
1,186
Embed Views
1

Actions

Likes
1
Downloads
30
Comments
0

1 Embed 1

http://www.slashdocs.com 1

Accessibility

Categories

Upload Details

Uploaded via as Microsoft PowerPoint

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

Phylum porifera Phylum porifera Presentation Transcript

  • COURSE I FIRST SEMESTERPHYLUM PORIFERAPore bearing animals exhibitingmulticellular organization Prof. S D Rathod
  • Poriferans Poriferans are pore bearing, multicellular, radially symmetrical animals Canal systems opening by ostia and osculum Endoderm lined by choanocytes Endoskeleton made of spicules
  • Diploblastic sponge
  • Class – Calcaria All sponges belonging to this class are marine, shallow water dwellers. Their endoskeleton is made up of calcareous spicules. Example - Leucosolenia
  • Class – Hexactinellida Spicules hexactinate marine, deep sea dwellers and mostly solitary endoskeleton is made up of siliceous spicules example - Euplectella
  • Venus flower basket – Euplectella deep sea dweller
  • Class – Demospongia Mostly shallow water forms and live organized and colonial, leuconoid canal system Brightly colored and large in size Siliceous or calcareous spongine fibres Example - Euspongia (Bath sponge)
  • Bath sponge
  • Sponges at sea
  • Thank you