Fig. 4f. The same terminal part of the ninth leg seen from behind, 
X 450; o. secondary claw; the other letters as in the preceding 
ligure. 
— 4g. Terminal part of the tarsus ol the right leg of the eighth pair, seen 
from in front, X 450; lettering as in the two preceding figures. 
— 4h. Copulatory orgaus, seen from in front, X 122. 
5. Pauropus spinifer n. sp.; immature male specimen with eight 
pairs of legs. 
Fig. 5 a. Head, X 220. 
— 5 b. Posterior part of the body, X ISO. 
— 5c. Anal segment, seen from below, X 840. 
— 5d. Left leg of the last (eighth) pair, seen from in front, X 800. 
— 5e. Copulatory organ, seen from in front, X 285. 
6. Pauropus armatus n. sp. 
Fig. 6 a. Posterior part of the anal segment of an adult male, seen from 
below, x 240; the intermediate pair of dorsal setæ omitted. 
— 6b. Anal segment of a specimen with eight pairs of legs, seen from 
below, X 272; two pairs of the dorsal setæ have been omitted. 
— 6 c. Copulatory organ, seen from the outer side, X 375. 
Fig. 1 a. 
- Ib. 
- lc. 
Fig. 2 a. 
— 2b. 
2 c. 
— 2d. 
— 2e. 
— 2f. 
— 2g. 
Plate III. 
1. Pauropus armatus n. sp. (continued). 
Head of a female, anteriorly bent upwards so that a part below 
the an tennæ is visible, X 253. 
Posterior part of the body of the same female, X 170. 
Right leg of the last pair of a male, seen from in front, X 200. 
2. Pauropus argentinensis n. sp. 
Head of a female, X 190. 
Posterior part of the body of a male, x 84. 
Posterior part of the anal segment of a male, seen from above, 
X 252; only the insertions of most of the setæ are drawn. 
Last segment of the trunk with the anal segment of a female, 
seen from above, X 162. 
Anal segment of another female, seen from below, x 210. 
Right leg of the last pair of a female, seen from in front, x 168. 
Left copulatory organ, seen from behind, x 200. 
3. Pauropus inornatus n. sp.; male. 
Fig. 3 a. Right antenna, from above, X 275. 
— 3 b. Posterior part of the body, X 87. 
— 3 c. Anal segment, seen from above, x 300: only the basal part of 
the hairs or their insertions have been indicated. 
