Anelida

Anelida

Yuli - 10 centaurus

• Bilateral symmetry
• Soft body, no skeleton
• Found in most wet environments, and include many terrestrial, freshwater especially marine species
• Most are hermaphroditic
• Reproduction: Internal fertilization

Kingdom: Animalia

Phylum: Annelida

Subphylum:  Invertebrates

Class:  

Polychaetes (Sea Annelids)

Spirobranchus giganteus (christmas tree worms)

Oligochaetes (Freshwater Annelids)

Lumbricus terrestris (earthworms)

Hirudinea (Parasitic)

Rhynchobdellid leech (leeches)

Species: 13,000 species

Benefit:

Annelids play an important role in breaking down dead organic matter in a process known as decomposition.

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