38 Arachn. 
XL Arachnida.— Prototracheata. 
[1920] 
PROTOTRACHEATA 
I.— TITLES. 
Dakin, W. J. Fauna of Western 
Australia. — III. Further contributions 
to the study of the Onychophora. 
The anatomy and systematic position 
of West Australian Peripatoides, with 
an account of certain histological 
details of general importance in the 
study of Peripatus. London Proc. 
Zool. Soc. 1920 1920 (367-389) pis. i-v, 
1 
Duboscq, 0. Notes sur Opistho- 
patus cinctipes Puro. I. Sur les poils 
des papilles primaires et leur developpe- 
ment. II. Les organes ventraux du 
cerveau. Arch. Zool. Paris 59 1920 
(21-27) figs. III. Les glandes sali- 
vaires. Arch. Zool. Paris 59 1920 
(67-74) figs. 2 
II.— SUBJECT INDEX. 
GENERAL= 3203 - 3223. 
Habits, Peripatoides occidentalis ; 
Dakin, 1 
Anatomy, Peripatoides occidentalis ; 
Dakin, 1. 
Structure and development 
of hairs of primary papillae, 
salivary glands, Opisthopatua cinctipes ; 
Duboscq, 2. 
III.— SYSTEMATIC INDEX = 3231 
Opisthopatus cinctipes pp. 21 & 
67 figs. Duboscq Arch. Zool. Paris 
59. 
Peripatoides occidentalis, occidentalis 
var. gilesii et syn. p. 367 pis. i-v, 
Dakin London Proc. Zool. Soc. 1920. 
