DESCRIPTION OF FIGURES. 29I 



///. — interhyal bone. 



///. — the n. oculomotorius. 



to. I. to io. 20. — branches of the infra-orbital trunk. 



/. p. I to /. p. 4. — pores of the infra-orbital lateral line. 



is. m. <^.— dorsal ramus from first spinal nerve <^ to interspinal 

 muscles. 



IV. — the n. trochlearis. 



IX. — the n. glossopharyngeus. 



IX-f. I. d. — fibres from the motor IX root to the fasciculus longi- 

 tudinalis dorsalis. 



IX-l. X. — communicating root IX to r. lateralis vagi. 



jtig. g- — the general cutaneous ganglion of the vagus, jugular 

 ganglion of Shore and Strong. 



k. — common communis root from geniculate ganglion for rr. max- 

 illaris and ophthalmicus superficialis. 



ki. — the head kidney. 



/. — lateral reticular area of spinal cord. 



LA. — lachrymal bone. 



lev. — nerves for the levator muscles of the pectoral fin. 



/, g. X. — ganglion of the r. lateralis vagi. 



lob. inf. — lobi inferiores. 



lob. X. — lobus vagi. 



m. ad. a. p. — branch of r. opercularis profundus VII for m. adduc- 

 tor arcus palatini. 



m. ad. arc. pal. — m. adductor arcus palatini. 



m. ad. hy. — branch of r. opercularis profundus for m. adductor 

 hyomandibularis. 



m. ad. man. — m. adductor mandibulae. 



m. ad. op. — branch of r. opercularis profundus VII for m. adduc- 

 tor operculi. 



m. a. m. — branches of the infra-orbital trunk (r. mandibularis V) 

 for the m. adductor mandibulse. 



man. c. — naked organ, representing a mandibular commissure 

 (" pit-line") on the lower lip. 



man. ext. VII. — ramus mandibularis externus facialis. 



man. V. — ramus mandibularis V. 



man. VII — ramus mandibularis VII, 



m. b. 0. s. — branch of second branchial trunk for m. branchialis 

 obliquus superior. 



m. dil. 0. — m. dilator operculi. 



m. d. op. — branch of infra-orbital trunk for m. depressor operculi. 



7nen. — meninges. 



m. ghy. — branch of the r. mandibularis V, which, after anasto- 

 mosing with the r. mandibularis VII, .supplies the m. geniohyoideus. 



m. zw.— branch of r. mandibularis V for the m. intermandibularis. 



m. I. a. p. — branch of infra-orbital trunk for m. levator arcus 

 palatini. 



