Taxonomy Lab Midterms Flashcards
3 Class of Phylum Annelida
CLASS:
OLIGOCHATAE-Earthworms
POLYCHAETAE-marine annelids
HIRUNIDAE- Leeches
Characteristics of annelids
Coelomate
Tripoblastic
Respire through body surface
Hermaphrodite
Regeneration
Excretory organs of Annelids
Nephridia
It is highly adaptive is annelids
Allows an animals to have special segments
Segmentation
Capacity to regrow segments that break off
Regeneration
Symmetry of annelids
Bilateral and segmented
Allows animals to become bigger by adding “compartments”
Metamerism
Allows animals to become bigger by adding compartments
Metamerism
Is a reproductive structure that generates mucus that aids sperm transfer and gives rise to cocoon
Clitellum
Epidermis is protected by an
Acellular and external cuticle