52 
F. L. LANDACRE 
TABLE I 
Showing the ganglia and rami of a 22 mm. embryo of Squalus acanthias 
COMPONENT GANGLIA LATERAL LINE NERVES NERVES 
No ganglion......... Olfactory 
‘Rernainvalliisiapeerieere Terminalis? 
Prokundtsseeree ase: R. Oph. Prof. 
R. Oph. Sup. V 
(Gasseriane oso" oe R. Max. V 
j R. Mand. V 
R. Oph. Sup. VII 
hate Villidorse. se eee By Gerae. iil 
ve Otamy aul 
Lat. VIL vents...04.- \ R. Hyom, Vil 
Re Ralsavalil 
Geniculate.......... a Prett. VII 
R. Hyom. VII 
ACUSUICUSS-Eeeen eee Acusticus . 
Watery 6 ie ccd R. Supt. IX 
: 18, 12m, ID 
ae or Viscer- i Deee tine 
BASE Gk: sa BR ePospehie 
IUPILATGe ss 4 ee R. Auricularis 
IDEN Ket! Giegeoosen soni! Leto tsb atts 
WatenalXG-ceec eel Meola tem Nel 
ibyaemall SGocgesse sooo! Jats. bakes UC, 2 
R. Phar. Xy 
WViscenralexa.. eee B Prett. Xy 
1RY. Postt. XG 
R. Phar. Xe 
WiASCeraliXG: 2... 2058 R Prett. Xe 
R. Postt. X» 
R. Phar. X3 
Wiscerall XG. 26 24: i Prett. X3 
R. Postt. X3 
(R. Phar. X4 
; i Rie enetoaeses 
Waiscerall Xie pete: ‘5 Poet 
\ or R. Car 
WViscerdllents-. ee R. Visceralis 
GENERAL CUTANEOUS 
VISCERAL NERVES 
classifying this nerve as a sympathetic nerve rather than as a 
general cutaneous nerve. 
The roots of these ganglia, in sharp contrast with the nerves, 
are all complex and enter the brain, aside from the nervus ter- 
