LIST OF SMALL ILLUSTRATIONS 
FIG. 
1.—A pair of Nippers . 
2,—A Pruner 
3.—A Fern-trowel 
4.—Mm., Cm., and Inch Scale 
5.—Galls caused by Andricus glandule: a, young x 24; 
B, mature x 23; c, section x 23 
6.—Galls caused by Andricus ae on patil and mid- 
rib of leaf . 
7.—Galls caused by Aphilothriz pee sensi 
variability in situation, form, and marking . 
8.—Galls caused by Aphilothria collaris: a, in situ, nat.; 
B, enlarged, x 4; c, scales removed, x 4 
9.—Galls caused by Aphilothriz Malpighti 
10.—Galls caused by ees Sieboldi, mE shaes and 
situations 
11.—Sections of galls caused is A, Dae agama ;- 
B, D. disticha ; co, D. divisa . 
12.—Three aspects of the same specimen of D. disticha: 
A, side; B, top; c, end 
13.—Sectional aspect of specimen of D. neta : A, CYOSS; 
B, longitudinal; o, transverse , 
14.—Galls caused by Neuroterus leviusculus on upper-surface 
of leaf; variations in form, etc. 
15.—Diagrammatic sections of N. lenticularis, N. fumipennis, 
N. leviusculus 
16.—Section of gall caused by N. Fevioutort 
17.—Galls caused by Spathegaster verrucosus 
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