Plate XVI. 



Page 

 Fig. I. Desinacella capillifera Levins, a styli of common form, b styli of the smaller 

 form, straight with a more sharp curve at the head end, c irregular styli 

 from the basal layer, x "jj, d sigmata of the large form, e sigmata of the 

 small form, x 485, / rhaphides, single and as trichodragmata, x 255, g com- 

 mata, x 700 88 



— 2. Desinacella Peachii Bow. a styli, b developmental forms, c irregular styli from 

 the basal layer, x jj, d sigmata of the large form, e sigmadragma, / devel- 

 opmental form of the large sigma, g sigmata of the small form, x 485, h 

 rhaphides of the long form, single and as trichodragmata, / rhaphides of the 

 short form, single and as trichodragmata, x 380, k commata, x 700, / silicious 

 globules, X 485 90 



