Annelida
Download
1 / 10

Annelida - PowerPoint PPT Presentation


  • 143 Views
  • Uploaded on

Annelida. Alec Demitrus Owen Smith. Phylum Classes. Oligochaeta (Earthworms) Polychaeta (Marine worms) Hirudinea (Leeches). Habitat and Species. Ocean Freshwater Habitat Damp Soil 12,000 known species. External Anatomy . Internal Anatomy . Symmetry and Skeleton.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' Annelida' - shandi


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
Annelida

Annelida

Alec Demitrus

Owen Smith


Phylum classes
Phylum Classes

  • Oligochaeta

    • (Earthworms)

  • Polychaeta

    • (Marine worms)

  • Hirudinea

    • (Leeches)


Habitat and species
Habitat and Species

  • Ocean

  • Freshwater Habitat

  • Damp Soil

  • 12,000 known species




Symmetry and skeleton
Symmetry and Skeleton

  • Earthworms have bilateral symmetry.

  • Earthworms are invertebrates.


Life cycle and distinguishing features
Life Cycle and Distinguishing Features

  • Hermaphrodites that lay cocoons that produce mini adults

    • Features include:

      • No obvious appendages

      • No antennas

      • Generally no difference in head or tail

      • Cylindrical bodies

      • Reduced head


Facts importance and conservations status
Facts/Importance and Conservations Status

  • Earthworms don’t have lungs, they breath through their skin & can live under water for a while.

  • Leeches they are use in medical studies to remove blood cloaks


Bibliography
Bibliography

  • http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/I/Invertebrates.html

  • http://www.ento.csiro.au/education/allies/annelida.html

  • http://en.wikipedia.org/wiki/Annelid#Reproduction_and_life_cycle

  • http://en.wikipedia.org/wiki/Polychaete

  • Campbell, Neil. Biology, 8th edition. AP Edition ed. San Francisco: Pearson, 2008. Print.


ad