Download Kingdom: Animalia Phylum: Cnidaria

Survey
yes no Was this document useful for you?
   Thank you for your participation!

* Your assessment is very important for improving the work of artificial intelligence, which forms the content of this project

page
1
page
2
page
3
page
4
page
5
page
6
page
7
page
8
page
9
page
10
page
11
page
12
page
13
page
14
page
15
page
16
page
17
page
18
page
19
page
20
page
21
page
22
page
23
page
24
page
25
page
26
page
27
page
28
Document related concepts
no text concepts found
Transcript 
Kingdom: Animalia
Phylum: Cnidaria
Cnidarians
Show examples
• Sea anemone, jellyfish (jellies), corals, hydra
• 10,000 marine species
• Have specialized tissues can swim and catch prey
• Radial symmetry (sliced like a pizza)
• 2 stages in life
1) Polyp
2) Medusa
• Body plan - central mouth/anus surrounded by
tentacles
• Are carnivorous, digest food in “gut”
• Have nerve cells and nerve net - Primitive nervous
system (no brain)
• Having stinging nematocysts in cnidocytes
Portuguese man-of-war
Diversity of Cnidarians - Medusozoa
Coronatae
Stauromedusae
Semaeostomeae
Cubomedusae
Rhizostomeae
Actinulida
Limnomedusae
Trachymedusae
Narcomedusae
Anthoathecata
Leptothecata
Laingiomedusae
Siphonophora
More Diversity of Cnidarians
Actiniaria
Zoanthidea
Ceriantharia
Corallimorpharia
Antipatharia
Scleractinia
Even more Diversity of Cnidarians
O. Alcyonacea
O. Helioporacea
O. Pennatulacea
Blue coral
2 families
Sea pens
Soft corals & sea fans
29 families
14 families
10,000 – 11,000 Species of Cnidarians
Medusozoa
Anthozoa
Octocorallia
Hexacorallia
Scyphozoa Cubozoa
Staurozoa
Hydrozoa
Related documents