3 
PAGE 
Acari.. .. . . .. . . .. .. 41 
Ilydrachnidae . . . , . . . . . . 41 
Ixodidae . . . , . . . . . . . . 43 
Other families . . . . . . . . . . . 44 
Tardigrada , . . , . . . . , . . . . . 49 
Pentastomida . . . . . . . . . . . . . . 49 
Myriopoda. 
I. Titles=3100 .. , . .. . .. . , ..50 
II. Subject-Index= 3403-3427 . . .. , .. ..52 
Structure=3407 .. . , . . .. ..52 
Physiology=3411 .. .. .. .. .. 52 
> Development=3415. . .. .. .. . . ..52 
Ethology=3419 .. .. .. .. .. ..52 
Geographical Zoology =3427 . . . . . ..52 
III. Systematic =3431 .. .. .. .. .. . .53 
Chilopoda . . . . . . . . . . . . . . 53 
Diplopoda . . . . . . . . . . . . . 53 
Pauropoda . . . . . . . . . . . . . 54 
Prototracheata. 
I. Titles=3200 . . . . . . . . - . . . . . 55 
II. Subject-Index = 3203--3227 . . ., . . .. .. 55 
III. Systematic = 3231 .'. .. .. .. .. ..55 
(n- 9720 n) 
c 6—2 
