30 Arachn. 
X. Arachnida — Prototracheata. 
[1921] 
PROTOTRACHEATA 
I.— TITLES. II. — SUBJECT INDEX. 
1. — Brues, C. T. On Paraperipatus 
lorentzi Horst and other species of the 
genus from New Guinea and Ceram. 
Psyche Boston Mass. 28 1921 pp. 50-52 
pi. iii. 
2. — Dakin, W. J. The Eye of 
Peripatus . Q. J. Microsc. Sci. London 
65 1921 pp. 163-172 pi. vii text-figs. 
3. — Strand, E. Meine zoologischen 
(exclus. entomologischen) Publikatione 
1897-1918, nebst Nachtrag zum Ver- 
zeiclinis meiner entomologischen Publi- 
kationen. Arch. Natg. Berlin 83 A Hft. 
7 1919 pp. 24-36. 
GENERAL. 
Bibliography. — Strand, 3. 
Structure. — Dakin, 2. 
Distribution, Geographical. — Brues, 
1 . 
III.— SYSTEMATIC INDEX. 
Paraperipatus lorentzi p. 50 pi. iii, 
Brues Psyche 28. 
Peripatoides occidentals, p. 163 pi. vii, 
Dakin Q. J. Microso. Sci. London 65. 
