250 H. W. 
gac., ganglion acusticum 
gacs., ganglion acusticum, posterior sac- 
cular division 
gacv., ganglion acusticum, anterior ves- 
tibular division 
gen., ganglion geniculi 
gg-, ganglion Gasseri 
ggc., general cutaneous ganglion of the 
seventh nerve 
ggl., ganglion glossopharyngeum 
gh., m. geniohyoideus 
glld., ganglion lineae lateralis dorsale 
facialis 
gllv., ganglion lineae lateralis ventrale 
facialis 
glo., glomeruli olfactorii 
gon., os gonialé=angulare, auct. 
gspt., ganglion r. supratemporalis X 
gv., ganglion vagi 
h., horny covering of jaws 
hbc.1,hbc.2, first and second hypobran- 
chial cartilages 
hgl., n. hypobranchialis (including n. 
hypoglossus) 
hhy., hypohyal cartilage 
hm., tr. hyomandibularis VII 
hthl., hypophysis and hypothalamus 
ib.1, m. interbranchialis 1, and branch- 
es of r. jugularis VII innervating it 
ib.4, m. interbranchialis 4, and branch 
of r. int. recurr. X innervating it 
ih., m. interhyoideus, and branches of 
r. jugularis VII innervating it 
im., ta. intermandibularis 
inc., internasal cartilage 
infro., small nerves of mixed composi- 
tion arising from the base of tr. infra- 
orbitalis 
int.-acc., Yr. intestino-accessorius X 
int.rec., r. intestinalis recurrens X 
io., m. obliquus inferior 
jc., Jacobson’s anastomosis 
jgl., vr. jugularis VII 
jo., Jacobson’s organ 
l., lens 
la., lobus auricularis 
lab.1,lab.2,lab.3,lab.4, levator muscles 
of the branchial arches and the nerves 
innervating them respectively 
NORRIS 
lar.rec., m. laryngeus recurrens X 
lat.d., r. lateralis dorsalis X 
lat.m., r lateralis medius X 
lat.v., r. lateralis ventralis X 
lbr.1,lbr.2, lbr.3, levator muscles of the 
gills and the nerves innervating them 
lg., branch of r. posttrematicus IX in- 
nervating the tongue 
lhs., hyo-columellar ligament 
lhy., branch of r. jugularis VII in- 
nervating m. levator hyoidei 
ling., tongue 
ll., lobus lineae lateralis 
Im., lemniscus system of brain fibers 
lvao., levator muscle of the antorbital 
cartilage 
mao., branch of r. mandibularis V in- 
nervating the levater and retractor 
muscles of the antorbital cartilage 
mas., masseter 
mast., tendon of the masseter muscle 
maz., maxilla 
mck., Meckel’s cartilage 
md., r. mandibularis V 
md.1, rrm. musculares of r. md. V, in- 
nervating the temporal, masseter and 
pterygoid muscles 
md.2, rm. malaris of r. mandibularis V 
md.3, rm. labialis of r. mandibularis V 
md.4, rm. mandibularis externus V 
md.4a, rm. alveolaris of rm. mandibu- 
laris externus V 
md.4b, a small branch of rm. md. ext. 
anastomosing with the preceding and 
extending anteriorly upon the upper 
lip 
md.d, rm. intermandibularis V 
mes., mesencephalon 
mo., medulla oblongata 
mth., Mauthner’s fibers 
mthc., Mauthner’s cells 
mtl.ext., r. mentalis externus VII 
mtl.int., r. mentalis internus VIT 
max., Yr. maxillaris V 
mx.1, r. maxillaris V, ventral division 
mzx.2, r. maxillaris V, fibers with buc.2 
joining the profundus-palatine anas- 
tomosis 
