50 OSTEOLOGY. 



and lateral sinus, aquaeductus vestibuli, meatus auditorius in* 

 ternus, hiatus Fallopii, opening for smaller petrosal nerve, 

 depression Casserian ganglion, carotid canal, openings for 

 Jacobson's and Arnold's nerves, aquaeductus cochleae, jugu- 

 lar fossa, stylo-mastoid foramen, auricular fissure, canal for 

 Eustachian tube, and tensor tympani. Artie. (5) ; occipital, 

 parietal, sphenoid, inferior maxilla, malar. Muse. (14) ; 

 temporal, masseter, occipito-frontalis, sterno-mastoid, sple- 

 nius caj>itis, trachelo-mastoid, digastric, retrahens aurem, 

 stylo-pharyngeus, stylo-hyoid, stylo-glossus, levator palati, 

 tensor tympani, stapedius. [4, 8th week.] 



Spheaoi'des I ethmoid spine, optic groove, olivary process, 

 seila turcica, anterior middle and posterior clinoid processes, 

 cavernous groove ; foramina opticum, lacerum anterius, rotun- 

 dum, Vesalii, ovale, spinosum ; spinous, hamular, vaginal and 

 external and internal pterygoid processes; rostrum, petery- 

 goid notch and ridge, scaphoid, pterygoid, temporal and 

 zygomatic fossae, Vidian and pterygo-palatine canals. Artie. 

 (12); all of cranium and 2 malar, 2 palate and vomer. Muse. 

 (izpr.); temporal, external and internal pterygoid, superior 

 constrictor, tensor palati, laxator tympani, levator palpebrae, 

 obliquus superior, internal and external recti, superior and 

 inferior recti. [10, 8th w.] 



JJthmoi'deS : crista galli, infundibulum, os planum, tinci- 

 form process, olfactory foramina, superior meatus, anterior 

 and posterior cells. Artie. (15); sphenoid, frontal, 2 sphcnoi- 

 dal turbinated, 2 nasal, 2 superior maxillary, 2 lachrymal, 2 

 palate, 2 inferior turbinated, vomer. Muse. none. [3, 4th m.] 



Hassle! groove for nasal nerve. Artie. (4) j frontal, eth- 

 moid, fellow, superior maxilla. Muse. none, [i, 8th w.] 



Mazilla'rs SBpe'rior ; nasal process lachrymal tubercle, orbicu- 

 lar surface, infra-orbital groove and foramen, canine and in- 

 cisive fossa, canine eminence, alveolar process, posterior 

 dental canals, maxillary tuberosity, middle and inferior 

 meatus, palate process, anterior and posterior palatine canals ; 

 antrum. Artie. (9); frontal, ethmoid, nasal, malar, lachrymal, 

 inferior turbinated, palate, vomer, fellow. Muse. (9); orbicula- 

 ris palpebrarum, inferior obliquus oculi, levator labii superi- 

 oris alaeque nasi, levator labii superioris proprius, levator anguli 

 oris, compressor naris, depressor alae nasi, masseter, buccina- 

 tor. [4, early.] 



Lachryaalo : lachrymal groove. Artie. (4) ; frontal, ethmoid, 

 superior maxilla, inferior turbinated. Muse, (i); tensor tarsi. 

 LI, 8th week.] 



