cnidarian classes Flashcards
(20 cards)
1
Q
freshwater and marine
A
hydrozoans
2
Q
no medusa
A
anthozoans
3
Q
typically dimorphic
A
hydrozoans
4
Q
medusa dominate
A
scyphozoans and cubozoans
5
Q
solitary
A
scyphozoans and cubozoans
6
Q
velum absent
A
scyphozoans
7
Q
often colonial
A
hydrozoans
8
Q
some colonies are thecate
A
hydrozoans
9
Q
multiple types of polyps in same colony
A
hydrozoans
10
Q
hydra, lobelia, physalia (man-o-war) all examples
A
hydrozoans
11
Q
“cup animal”
A
scyphozoans
12
Q
highly toxic
A
cubozoans
13
Q
mesoglea often quite substantial
A
scyphozoans
14
Q
conspicuous oral arms extending from manubrium
A
scyphozoans
15
Q
valerium instead of velum
A
cubozoans
16
Q
rhopalia
A
scyphozoans and cubozoans
17
Q
square shaped bell
A
cubozoans
18
Q
sea pens, gorgonians
A
anthozoans
19
Q
gastrovascular cavity subdivided by septa
A
anthozoans
20
Q
gonads present in polyps, derived from endoderm/gastroderm
A
anthozoans
