VI. VERMIDEA 
ARRANGED BY 
H. M. WOODCOCK. 
CONTENTS 
Titles (for all groups) 
PLATYHELMINTHIA, NEMERTINEA, MESOZOA. 
Subject-Index: — 
Nemertinea (vacant). 
Mesozoa (vacant). 
Subject-Index : — 
NEMATHELMINTHIA. 
PAGE 
3 
Comprehensive and General = 1203 .. 
• • 
.. 14 
Structure =1207 
• • 
.. 14 
Physiology=1211 
• • 
.. 14 
Development=1215 .. 
• • 
.. 14 
Ethology =1219 .. .. 
• • 
.. 15 
Variation, Phylogeny=1223 
• • 
.. 15 
Distribution (Geography)= 1 227 
• • 
.. 15 
ematic=1231: — , 
Platyhelminthia 
• • 
• • 
.. 15 
Turbellaria . . 
• • 
• • 
15 
Trematoda .. 
• • 
.. 15 
Cestoda 
• • 
• • 
.. 17 
Comprehensive and General = 1403 . . 
.. 17 
Structure =1407 .. . . 
.. 18 
Physiology=14ll 
.. 18 
Development=1415 .. 
... 18 
Ethology =1419 
., 18 
Variation, Phylogeny=1423 . . 
.. 18 
Distribution (Geography)=1427 
.. 19 
tematic=1431 : — 
Nematoda 
• • 
. . 19 
Nematomorpha . . . * 
• • 
.. 22 
Acanthocephala . . . . 
(n- 13246 o)q 
♦ • 
• • 
.. 22 
b 7 
