vitamin A i s locritd in the eyes (Fidier rt d., 1955), but the distribution
viwies in thr 1aLt)tcr. A re-examiniition of t,ho data presented in Table I X
suggests that taliere is a tmdency for upper nicmpehtgic shrimps to
htkve greutcr cwiiccntnit8ion of vitamin A i i i the ryes, while the vitamin
is more confind to tlir bodicv i i i lowczr i n t w - anti batjhypelngic species.
Mauchline und Fidier ( 19fio) siinitntwizrd t tic oc*uurrence of vitamin A
and rc*lnttd sub~titnec~s in vtlrious xpe(+n of tho Euphuusiacea and
other marinc or.gt:tctiisms. AH thqv suggcstcd from the examination of
the modes of lifc of mysitla, cup1~;tusiid~ arid decapod crustacbeans with
Species
- -
Rsntheogen)rr,nrii hormlis
(:ennadm pawtiR
Punchalia iooorlruisnli
Berptea arctirux
rS. ntlantictix
AS. sitnilis
Serg ia 1 i d c a t 118
s. TOtnMtU8
I’chlidiiim foliace t i ttb
Litcifeer typus
Acanthephyra citcrJlatrr
A . curtiroatria
A . p r p u r e a
H ymenodora fro ti tulix
Parapandalrru rickttrdi
Vitamin A
( P 9 h
w
. __ __ . . .
0
0.17
0.097
0.31
0.74
3.0
2.2
0.4
2.0
25.0
1.7
2.1
5. 1
2.1
8.0
Main
locality
-
__
eye
body
eYQ
eye
eye
body
body
body
body
body
body
-
body
-rich storm of vitamin A and with tk considerablr fraction of it in the
eyw, the? present plienomonon iippeim to indicate that the visual sense
is tnori! important to IAilgic shrimps in shallower waters than to those
living in great depths or to benthic and littoral decapod crustaceans
where chcinical itlid titctiie senses may be of increasing importance.
Animals crmnot synthesize carotcmids but alter alimentary
cwotenoids by oxidntiori c:tcnd storc the rraultunt product. The concentrations of curotciioicl pigrncntn rimgc? from 12 to 330 pg/g wet
weight in t h c x pclugic shrimps so far tlntllysed (Table X). In the fish
culturc farinx of Japan. thousands of tons of Buphausia paciJ;ca are
fed to the red sea bream Chrysophrp major Temminck et Schlegel and
viwies in thr 1aLt)tcr. A re-examiniition of t,ho data presented in Table I X
suggests that taliere is a tmdency for upper nicmpehtgic shrimps to
htkve greutcr cwiiccntnit8ion of vitamin A i i i the ryes, while the vitamin
is more confind to tlir bodicv i i i lowczr i n t w - anti batjhypelngic species.
Mauchline und Fidier ( 19fio) siinitntwizrd t tic oc*uurrence of vitamin A
and rc*lnttd sub~titnec~s in vtlrious xpe(+n of tho Euphuusiacea and
other marinc or.gt:tctiisms. AH thqv suggcstcd from the examination of
the modes of lifc of mysitla, cup1~;tusiid~ arid decapod crustacbeans with
Species
- -
Rsntheogen)rr,nrii hormlis
(:ennadm pawtiR
Punchalia iooorlruisnli
Berptea arctirux
rS. ntlantictix
AS. sitnilis
Serg ia 1 i d c a t 118
s. TOtnMtU8
I’chlidiiim foliace t i ttb
Litcifeer typus
Acanthephyra citcrJlatrr
A . curtiroatria
A . p r p u r e a
H ymenodora fro ti tulix
Parapandalrru rickttrdi
Vitamin A
( P 9 h
w
. __ __ . . .
0
0.17
0.097
0.31
0.74
3.0
2.2
0.4
2.0
25.0
1.7
2.1
5. 1
2.1
8.0
Main
locality
-
__
eye
body
eYQ
eye
eye
body
body
body
body
body
body
-
body
-rich storm of vitamin A and with tk considerablr fraction of it in the
eyw, the? present plienomonon iippeim to indicate that the visual sense
is tnori! important to IAilgic shrimps in shallower waters than to those
living in great depths or to benthic and littoral decapod crustaceans
where chcinical itlid titctiie senses may be of increasing importance.
Animals crmnot synthesize carotcmids but alter alimentary
cwotenoids by oxidntiori c:tcnd storc the rraultunt product. The concentrations of curotciioicl pigrncntn rimgc? from 12 to 330 pg/g wet
weight in t h c x pclugic shrimps so far tlntllysed (Table X). In the fish
culturc farinx of Japan. thousands of tons of Buphausia paciJ;ca are
fed to the red sea bream Chrysophrp major Temminck et Schlegel and