e
Q,
TABLE V-contcl.
Pellet-tupes
Schemes of classification
-
__ - ~~~
Ord.
EUTAXODONTIDA
PTEROCONCHIDA
CALLOCONCHIDA
ISOFILIBRANCHIDA
Subclass
HETEROCONCHIA
Ord .
EUDESMODONTIDA
ASTHENODONTIDA
N AIATID A
HETERODONTIDA
I
I A
1 -
I I A
I11
T o h l
I1
10
11
1
2
3
4
5
6
7
8
9
2
20.0
-
-
1
11.1
-
-
28
10
10
33
3
-
31.1 11.1 11.1 36.7
3.3 -
2
25.0
-
-
-
-
26
34.2
5
1
62.5 12.5
2
2
50.0 50.0
-
-
-
-
26
-
34.2 -
-
-
8
8
33.3 33.3
_
-
8 -
80.0 -
8
-
33.3 -
8
-
88.9 ~
20
-
100.0 -
3
3
3.3
3.3
10 spp.
24spp.
m
1 0 0 ~ ,
g
1 0 0 ~ "
1000/,
5
2ospp.
g
1 oO?o
1009,
E
9 SPP.
c
x
c
9ospp.