!
Rega|ecidae Regalecus
russellu (Shaw)
33
Dar-fish
RYUGUNOTSUKAI
.
N.olf.
0
N'O!f'
sac.dor.
°h'_
=
-
bulb.olf.
@
\
..
e
‘
_
=
…
_«
c.cb!.
.
emin.gran
Âa«0
‘
-cb'; -
9
1
‘
med.ob.
,
N' .+
N;9-+10_
.
'
dsp
@
me
.
.
_
,
,
5mm
lateral
dorsal
Descriptîve notes=
’P’P%5Ë Lt!äæäâlä=l=llzâäëLtâëiüè‘âîâLfi.\%.
Adults attain about
100 em in body length.
“FË(âll\ëb.
Body strongly c0mpressed like a long narrow
ribbon.
?ËË(ËÏËËËËÊÎË<» I!\Hîä!i %ËL'CDTàKA.
Body gradually slenders ‘towards the rear.
È _
%iÊl…
Lower anterior of head vertical.
(:lxëâf; &) (à
.
Mouth projects forward.
No teeth.
.H:Ëîlä’£là: < %5ËL'CL‘ÎD.
From the first to Sixth rays of dorsal fin-, string!like and
_
,
!
long.
'
!
|
Each fin consists of One long string-like ray with an oval
|
memb'ranous appendage at the end.
:
Lateral lines well—developed running below the center of body
!
:
sides.
,
__
!
_,
Body color sliver-white.
!
fish found all over the world.
!
;
Swimming movement slow.
!
Not capable of making meahdering movements.
!
!Ï
Bulbus olfactorius adhered to small lobus olfactorius. '
!
!
Lobus inferior small.
Optic
lobe relatively large.
,
Corpus cerebelli not well—developed.
"
Acoustico-lateral lobe, eminentia granularis and corpus
,
l
Ë
cerèbelliwell-developed.
.
_
_
:!
,
\
(
_
,
\‘—\Il!l"/
?
“i.
,
'
'
\\‘l\
'
—
!
»
.
,
-
.
'
\\ .n““/'
'
Rega|ecidae Regalecus
russellu (Shaw)
33
Dar-fish
RYUGUNOTSUKAI
.
N.olf.
0
N'O!f'
sac.dor.
°h'_
=
-
bulb.olf.
@
\
..
e
‘
_
=
…
_«
c.cb!.
.
emin.gran
Âa«0
‘
-cb'; -
9
1
‘
med.ob.
,
N' .+
N;9-+10_
.
'
dsp
@
me
.
.
_
,
,
5mm
lateral
dorsal
Descriptîve notes=
’P’P%5Ë Lt!äæäâlä=l=llzâäëLtâëiüè‘âîâLfi.\%.
Adults attain about
100 em in body length.
“FË(âll\ëb.
Body strongly c0mpressed like a long narrow
ribbon.
?ËË(ËÏËËËËÊÎË<» I!\Hîä!i %ËL'CDTàKA.
Body gradually slenders ‘towards the rear.
È _
%iÊl…
Lower anterior of head vertical.
(:lxëâf; &) (à
.
Mouth projects forward.
No teeth.
.H:Ëîlä’£là: < %5ËL'CL‘ÎD.
From the first to Sixth rays of dorsal fin-, string!like and
_
,
!
long.
'
!
|
Each fin consists of One long string-like ray with an oval
|
memb'ranous appendage at the end.
:
Lateral lines well—developed running below the center of body
!
:
sides.
,
__
!
_,
Body color sliver-white.
!
fish found all over the world.
!
;
Swimming movement slow.
!
Not capable of making meahdering movements.
!
!Ï
Bulbus olfactorius adhered to small lobus olfactorius. '
!
!
Lobus inferior small.
Optic
lobe relatively large.
,
Corpus cerebelli not well—developed.
"
Acoustico-lateral lobe, eminentia granularis and corpus
,
l
Ë
cerèbelliwell-developed.
.
_
_
:!
,
\
(
_
,
\‘—\Il!l"/
?
“i.
,
'
'
\\‘l\
'
—
!
»
.
,
-
.
'
\\ .n““/'
'