L.M. B.C. Memoir XVIII 



N Circ. 



Plate IX. 



AntSup.oph. CG opt.N. 

 J.b-r. B.N. \ '. f^Post.Sup.oph 



H i Jff ^\ i AciPall.N. 

 PaUJf. 



Fig. 75. 



Fig. 76 



Br.N. S.G. 



ELEDONE. 



M=FarlaiM! i Jrskmt.LitK EdinT 



