INTEGUMENT OF NECTURUS MACULOSUS PLATE 1 
A. B. DAWSON 
leu'cyt. 
~~ cl.clav. 
et APSR IEE OGE OH. Cake S 
ae Nk yas 
SS So SOR AE oP eo 
fbr.zla 
gl. muc.—-—-~=-& = a: 
drin./—— 1K it 
Lorn.—---==* 2s 
g [ bs = 
8€¢.grn——- -->— 
/ 
7 
fbr.mu/ 
oe 4 
. oes wed 
tis.co’nt.’ “<A 
° 579 
