|
The umbo is the pointed center & oldest part of this part of a clam |
the shell
|
$200 |
DJ |
BIOLOGY |
1996-10-04 |
#2780 |
|
A bivalve is a mollusk with 2 hinged parts to this |
the shell
|
$200 |
J |
BIOLOGY |
1993-12-13 |
#2136 |
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The development of this part of the egg contributed to the evolution of life on land |
the shell
|
$400 |
J |
BIOLOGY |
1990-06-30 |
#3 |
|
The more common term for a crustacean's exoskeleton |
the shell
|
$400 |
DJ |
BIOLOGY |
1989-01-11 |
#1008 |
|
In a turtle, this is supported by the fusion of the backbone & ribs |
the shell
|
$300 |
J |
BIOLOGY |
1986-12-16 |
#527 |