"xJ^^FMiDi 



Temporal Fascia 



Squamous Plate'of Temporal 

 Bone 



Suprameatal Spine 



External Auditory Meatus 



(Cutaneous) 



Auricular Branch of Vagus "^^' 



Ner\'e (Arnold) 



External Auditory Meatus 

 (Cartilaginous) 



Posterior Auricular Ner\-c 

 Posterior Auricular Artery 



Parotid Gland / 



Facial Nerve 



Digastric Muscle 



Antrum 



Prominence of External 

 Semi-circular Canal 



^ Diploe 



Lateral Sinus 



-^ Facial Nerve 



Sterno-cleidu-mastnid Muscle 



Splenius Capitis Muscle 

 Longissimus Capitis Muscle 



Mastoid Process 



Styloid Process 



Fig. 25. Mastoid Process of Child opened. 



Nat. Size. 



Suprameatal Spine Antrum Temporal Fascia Posterior Auricular Nerve Occipitalis Muscle 



\ 



Cartilage of Pinna . -^^ 



External Auditory 

 Canal 



Posterior Auricular 

 Muscles 



Auricular Branch 

 of Vagus Nerve 



Cartilaginous Portion 

 of the External 

 Auditory Canal 



Facial Nerve 



Posterior Auricular 

 Artery 



Great Auricular Nerve 



Parotid Gland 



Great Occipital Nei-ve 



Small Occipital Nerve 



Lateral Sinus 



Facial Ner\*e 



Splenius Capitis 

 Muscle 



Sterno-cleido-mastoid 

 Muscle 



Posterior Auricular 

 Lymphatic Gland 



Nerve to Digastric 

 Muscle 



Nerve to Stylo-hyoid 



Mr F-rokss 



Fig. 26. Mastoid Process of Adult opened. 



Kat. Size. 



Bebman Limited, Londoc. 



Rebman Company, New York. 



