Major Phyla of the Animal Kingdom
- Use Nelson Biology 11 text pg. 411 -

Phylum
(common name)
Representative members
Description
Approx. # of species
1.
  • giant __________ ___________,

  • _____________ ______________
  • _____________________

  • _____________________

  • no __________ or digestive cavity

  • marine and ________________
__________
2.
  • __________________

  • ________________
  • sessile or _____________

  • medusoid form and __________ form in life cycle of some

  • stinging __________________

  • radial ___________________
__________
3.
  • turbellarians, __________, ______________________
  • free-living in __________ or fresh water, or _______________

  • body flattened _______________________

  • mouth but no _________
__________
4.
  • hookworm, pinworm, vinegar eel
  • cylindrical, _____________, tapered at either end

  • free-living or ___________________

  • all ______________
__________
5.
  • _________________
  • anterior end ringed with ____________, posterior end tapered to a ________

  • mostly ______________ with some ________________

  • _________________ size
__________
6.
  • ______________________, leeches, polychaetes
  • _______________ body

  • terrestrial and _____________

  • _____________ and _________
__________
7.
  • snails, clams, squids
  • muscular _________

  • ___________ present in many forms

  • all ____________
__________
8.
  • _______________, crab, mites, ticks, _____________, centipedes
  • segmented _________, some segments may be ____________, jointed ______________, external ________________

  • all ______________ and modes of life including _________________
__________
9.
  • ________________, sea cucumbes, sea _____________
  • adults have ___________________ (5-sided) radial symmetry

  • ______________
__________
10.
  • fish, ________________, reptiles, _____________, mammals
  • ______________ at some time in life history

  • all _____________
__________