|
|
|
4
|
String of rectangular body sections in a tapeworm
|
|
5
|
Sticky secretion they produce in an area of their body
|
|
7
|
More complex than freshwater hydrozoans
|
|
8
|
Small barbed harpooned within each cnidocytes
|
|
9
|
Tube like and are usually attatched to rock or some other object
|
|
10
|
Stinging cells located on the tentecales
|
|
12
|
A flexable protein fiber that compose skeletons
|
|
15
|
Animals that neither posses or develop a vertabrel column
|
|
|
|
|
|
|
1
|
Trematoda, consists of parasitic worms
|
|
2
|
Clusters of amoebocytes encased in protective coats
|
|
3
|
Far less complex than a marine hydrozoan
|
|
6
|
Free swimming, ciliaated larvae
|
|
11
|
A tiny needle composed of silica or calcium carbonate
|
|
13
|
Tiny openings or pores through water enters
|
|
14
|
Free floating jelly like and often umbrella shaped
|
|
16
|
Protective covering of cells in an Endoparasites
|
|
|
|
