94 
The Irish Naturalist, 
38 
April, 
37 
35 
36 34 
33 31 30 
32 29 
27 
28 
11 
12 
26 
25 
24 
9 
10 
23 
22 
8 
7 
5 
21 
20 
19 
6 
3 
4 
18 
15 
14 
12 
11 
2 
17 
16 
13 
8 
10 
3 
9 
7 
2 
4 
5 
6 
1 
Fig. 7. 
This forms a convenient and compact figure, easy to set in 
type, and sufficient for most purposes. 
Any of the diagrams, of course, may be set, without much 
loss of legibility, in smaller type than is used above, and 
space saved thereby. The proportions alone must be pre- 
served 
Dublin. 
