482 LANDACRE AND McLELLAN 
ABBREVIATIONS 
Aud. V., Auditory vesicle 
Aud., Auditory ganglion 
Au. X., Ramus auricularis X. 
Br. X', First ramus branchialis X. 
Br. X?, Second ramus branchialis X. 
Bu. VIT., Ramus bucealis VII. 
B. V., Blood vessel 
Cu. X., Cutaneous or general somatic (jugular) ganglion of X. 
D. L. X., Dorsal lateralis ganglion of X. 
D. L. VII., Dorso-lateral lateralis ganglion of VIT. 
Gass., Gasserian or general somatic ganglion of V. 
Gen., Geniculate or visceral ganglion of VII. 
G. V. [X., Visceral (Glossopharyngeal) ganglion of IX. 
G. V. X', First division of the visceral ganglia of X; possibly equivalent to two 
branchial ganglia 
G. V. X®, Second division of the visceral ganglia of X. 
Hyo. VII., Hyomandibularis VII. 
L. IX., Lateralis ganglion of IX. 
L. X. V., Ventral ramus of the lateral line nerve of X = R. lateralis (5) of 
Strong’s plot. Strong ’95, plate 12 
L. X. D., Dorsal ramus of tHe lateral line nerve of X = R. lateralis (1) of 
Strong’s plot. Strong ’95, plate 12 
Man. V., Ramus mandibularis V. 
Maz. V., Ramus maxillarus V. 
Mes., Mesencephalon 
No., Notochord 
O. V., Ramus ophthalmicus V. 
O. S. VII., Ramus ophthalmicus superficialis VII. | 
Opt., Optie vesicle 
Pal. VIT., Ramus palantinus VIT. 
Prof., Profundus ganglion 
R. V., Root of V. 
R. L. [X., Lateral line root of IX. 
R. IX., Root of IX. 
R. P. 1X., Ramus pharyngeus IX. 
k.X.V + C., Visceral + somatic roots of X. 
R. L. X., Lateral line root of X + IX. 
Fee, LOU Olek 
S. 7. X., Ramus supra-temporalis X. 
T. G., Thymus gland 
V.L. VII., Ventral lateral line ganglion of VII. 
V. L. X., Ventral lateral line ganglion of X. 
V. X., Ramus visceralis X. 
