Flashcards in Phylum Annelida Deck (6)
Loading flashcards...
1
Q
what are annelids?
A
segmented worms
2
Q
what are the 2 classes within annelids?
A
1) class Polychaeta
2) class clitellata
3
Q
what is 2 feature of polychaetes?
A
- fleshy projections on the body wall - parapodia
- setae
4
Q
what are the 2 subclasses of clitellata?
A
1) hirudinea - leeches
2) oligochaeta - earthworms
5
Q
2 features of leeches?
A
- have no parapodia or setae
- end segments modified to form suckers used for feeding a locomotion
6
Q
3 features of oligochaetes?
A
1) head not well developed
2) fewer setae and no parapodia
3) less diverse than polychaetes
