PLATE 14 



ncrv. trigem. I. 



cart, sphenoethm. 



SKULL OF A HUMAN FETUS 



CHARLES CLIFFORD MACKLIN 



sept, nasi Frontale 



concha nice I 



Ectcthinoi 

 aiilage of cart. meat. med. 



anlage of Vomer 



nerv. trigem. (iliv. 2). -- 



facial vein — 



(choroid 

 meat. med. 



cart. meat. med. 

 proc. max. post. 



Lacrimalc 

 cart, paranasa 



concha inf. 

 meat. inf. 

 Maxillare 



tooth liud 



17 Coronal section lliroufili ollunoiilal rof;ion, sliowinji nasal septum, eeteth- 

 nioid, with attached conchae, cartihigo paranasalis, and vomer, maxilhi and 

 lacrimal bones. 



AM — Anlage of the maxilla 



CPi — Cranio-ventral process of medial lamina of anterior Jacohsonian cartilage 



CP2 — Lateral lamina of anterior Jacobsonian cartilage 



CP3 — Body of medial lamina of anterior Jacobsonian cartilage 



CP4 — Caudal process of medial lamina of anterior Jacobsonian cartilage 



CP5 — Dorsal extremity of lamina of medial anterior Jacobsonian cartilage 



Ep — Epithelium of nasal cavity 



J — Organ of Jacobson (right) 



Jd — Duct of left organ of Jacobson 



Jm — Meatus of duct of right organ of Jacobson 



M— Mesethmoid 



MS — "Suspensory membrane" of Fawcctt, the anlage of the vomer 



OM— Maxilla 



OV — Vomer 



PV — Ventro-lateral process 



384 



