TABLE I
DISTRIBUTION OF VERTEBRATE
BRAIN
PHOSPHOLIPIDS
Species
Systematic name
Common name
Total
phospholipid
(% dry wt.)
Cephalin
(% dry wt.)
Lecithin
(% dry wt.)
Sphingomyelin
(% dry wt.)
Reference
Class Mammalia
Homo sapiens
Man"
31.0
20.2
5.0
5.9
(89)
Homo sapiens
Man
6
35.1
9.3
7.3
7.8
m)
Homo sapiens
Man
c
26.5
14.1
5.7
6.7
(22)
Bos sp.
Ox
d
23.0
15.9
3.5
3.3
(40)
Bos sp.
Ox
e
19.4
11.0
5.6
2.9
(40)
Bos sp.
Ox*
26.3
14.3
7.0
4.9
(89)
Bos sp.
Ox*
20.6
11.1
5.6
3.9
(22)
Bos sp.
Ox
c
27.4
15.4
4.9
7.1
(22)
Canis familiaris
Dog°
20.0
12.0
4.0
4.0
(4D
Felis domestica
Cat*
22.5
12.4
6.0
4.3
(86)
Lepus cuniculus
Rabbit
0
26.0
14.6
7.3
4.5
(86)
Lepus sp.
Rabbit
6
19.9
9.8
7.0
3.1
(22)
Lepus sp.
Rabbit*
23.3
17.2
3.2
3.0
(40)
Lepus sp.
Rabbit
e
19.7
12.3
2.9
4.5
(40)
Cavis porcellus
Guinea pig
a
23.0
13.2
6.6
4.4
(86)
Class Aves
Gallus gallus
Hen*"
18.6
12.2
3.3
3.1
(40)
Gallus gallus
Hen
e
19.2
13.9
3.1
2.1
(40)
Larus argentatus
Herring gull°
20.3
12.0
6.8
2.3
(86)
Columba livia
Pigeon"
20.6
11.3
6.1
3.3
(86)
Class Reptilia
Clemmys guttata
Spotted turtle"
23.8
13.4
7.9
2.7
(86)
—
Snake
0
*
13.6
8.3
4.2
1.3
(40)
238
JOHN C. DITTMER