152 J. M. D. OLMSTED 
All the figures were drawn under a camera lucida at a magnification of 1500 
and reduced one-half in reproduction. The boundary of each taste bud is marked 
by a heavy line. c.l., cornified layer of epidermis; g./., germinative layer of epi- 
dermis; g.m., granular mass of extruded cytoplasmic debris; l., leucocyte; s.c., 
sense cells. 
