GENERAL OBSERVATIONS 61 
Fic. 38.—HorizontaL Section oF Horn THROUGH THE JUNCTION 
OF THE WALL WITH THE SOLE. 
a, Horn tubule of the wall ; 6, horn tubule of the sole ; c, d, horny Jamine. 
Fic. 84.—SectTion oF Froc THROUGH CoRIUM AND Horn. 
The long finger-like projections of corium into epidermis are sections of the 
long papille from which the horn-tubes of the sole grow. In the stainable 
portion of the epidermis are to be clearly seen light and dark streaks - 
pointing out the alternate strata-like arrangement of cells mentioned in 
the text (Mettam). 
