Verm. 1 
XY. YERMES. 
BY 
Alice L. Embleton, B.Sc. 
CONTENTS. 
Page 
Page 
Introduction . 
2 
Cestoda .... 
49 
I. Titles . . .... 
3 
, General Biology 
m # 
49 
II. Subject-Index. 
Distribution 
• • • 
50 
Yermes (general subject) 
31 
Systematic . . 
. 
51 
Annelida 
Trematoda . . . 
54 
Gephyrea. 
32 
General Biology 
. . . 
54 
General Biology . . . 
32 
Distribution 
... 
55 
Distribution .... 
32 
Systematic . . 
• 
55 
Systematic .... 
33 
Nemathelminthes 
Polychmta (incl. Archian- 
nellida & Myzostomidci) . 
34 
Nematoda (incl. Gordiacea) 
61 
General Biology . . . 
Distribution .... 
34 
35 
General Biology 
Distribution 
• 
62 
63 
Systematic . 
35 
Systematic . . 
. 
63 
Oligochseta . 
38 
Acanthocephala . 
. . 
67 
General Biology . . . 
38 
General Biology 
. • • 
67 
Distribution .... 
39 
Distribution 
• • • 
67 
Systematic . 
40 
Systematic . . 
. . 
67 
Hirudinea . 
42 
ChEetognatha . . 
. 
68 
General Biology . . . 
42 
Rotifera .... 
68 
Distribution .... 
43 
Systematic . 
Platyhelminthes 
Nemertina. 
43 
44 
General Biology 
Distribution 
Systematic . . 
. 
69 
69 
69 
General Biology . . . 
44 
Gastrotricha . . 
. 
70 
Distribution .... 
Systematic . 
44 
44 
Mesozoa (vacant). 
Turbellaria . 
46 
Hemichorda (incl. Phoronis) 
70 
General Biology . . . 
46 
General Biology 
• • • 
71 
Distribution .... 
46 
Distribution 
• • • 
71 
Systematic . 
47 
Systematic . . 
• • • 
71 
