Sea Urchin Embryology Back to Contents page

 

 

ANIMATIONS & ILLUSTRATIONS

PLEASE NOTE: These are links to the RAW animations and illustrations without benefit of the notes normally associated with them. Most of these are also accessible through individual lessons with the appropriate notes. They are provided here for ease in down loading. The teacher must supply support information.

ANIMATIONS:

NAME

K

COMMENTS

a-inject.gif
acrosome.gif
e-fert.gif
exocyt.gif
fusion.gif
hi-sperm.gif
jr-sperm.gif
lo-sperm.gif
mitosis.gif
nfert.gif
normal.gif
norm-sp.gif
p2
poly-sp.gif
s-c.gif
spawn-f.gif
spawn_m.gif
sperm-l.gif
spermmot.gif
squid.gif
toxic.gif

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105
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39
25
20
134
94
52
62
18
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211
103
257
45
14
48
47

Injecting an adult sea urchin to induce spawning
Acrosome Rx in sea urchin sperm as it approaches egg
Early events at fertilization in sea urchins
Exocytosis
2 dimensional representation of exocytosis
Too many sperm resulting in polyspermy
Just the right amount of sperm equals successful fert.
Too few sperm and eggs are not fertilized
Closeup of centrosome and chromosomes during mitosis
Normal fertilization to four cell
Fertilization in normal, non-toxic environment
Normal development to blastula
Powers of 2
Polyspermic development
Stanford-CSUMB "fertilization" logo
spawning female sea urchin
spawning male sea urchin
3D sperm motility
2D sperm motility
3D approaching squid (just for fun)
Fertilization in a toxic environment

TIMELAPSE:

NAME

K

COMMENTS

1-4.gif
migrate.gif
zygota.gif

321
349
241

Single cell to four cell in sea urchin, B&W
nuclear migration in sea urchin, B&W
Early fert & dev. in sea urchin, Color, Sea Studios

ILLUSTRATIONS:

NAME

K

 

NAME

K

 

NAME

K

00197a81.gif
arx.gif
blue.gif
cocacola.gif
c-series.gif
d-egg.gif
depression.gif
develop.gif
drawing.gif
d-sperm.gif
ee1.gif
ee2.gif
ee3.gif
ee4.gif

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5
6
3
4
4
12
7
3
1
1
1
1

ee5.gif
ee6.gif
ee7.gif
ee8.gif
ee9.gif
ee10.gif
egg-s.gif
fert-m.gif
hemo.gif
inject.gif
jelly.gif
light-dark.gif
logo.gif
microscope.gif

1
1
1
1
1
1
2
77
2
3
2
5
4
5

-micro.gif
m-size.gif
m-vs-u.gif
p2a.gif
pipet.gif
pre-jelly.gif
seaside2.gif
s-meter.gif
spectrum.gif
sperm.gif
sperm-la.gif
spermma.gif
s-tree.gif
video-micro.gif

3
9
11
2
2
1
77
6
7
2
4
3
8
7