Arachn. 1 
XI. ARACHNIDA 
(Including TARDIGRADA and PENTASTOMIDA). 
BY 
Eugene Simon. 
CONTENTS. 
Pago 
I. Titles 2 
II. Biology. 
1. Anatomy and Physio- 
logy 13 
2. Reproduction and De- 
velopment . . . . 14 
3. General Bionomics, Ha- 
bits, &c 14 
4. Symbiosis and Parasi- 
tism 14 
5. Miscellaneous ^ . 15 
III. Distribution, 
a. Geographical 
1. Europe and Mediterra- 
nean Islands ... 15 
2. Africa 16 
3. Asia 16 
4. Malay Archipelago . . 16 
5. Australia and Pacific 
Islands 16 
6. North America . . . 16 
7. Central and South 
America 17 
b. Geological 17 
IY. Systematic. 
Arachnida, general .... 17 
1. Scorpiones 18 
2. Pedipalpi 20 
3. Palpigradi 20 
4. Araneae 20 
Aviculariidae 
Page 
21 
Hypochilidae 
Uloboridae . 
• • • 
21 
• • • 
22 
Dictynidae . 
. • • 
22 
Eresidae . . 
• • • 
22 
Filistatidao . 
• • • 
22 
Leptonetidae 
• • • 
23 
Oonopidae . 
23 
Sicariidae 
. . . 
23 
Dysderidae . 
. 
23 
Caponiidre . 
• . 4 
23 
Prodidomidao 
• . « 
24 
Drassidao 
• • • 
24 
Zodariidae . 
25 
Hersiliidae . 
25 
Pholcidae 
25 
Theridiidae . 
25 
Argiopidae . 
• • • 
26 
Mimetidae . 
30 
Thomisidae . 
31 
Clubionidae . 
• • • 
31 
Agelenidae . 
32 
Pisauridae . 
33 
Lycosidae. . 
• » 
33 
Oxyopidae 
• 
35 
Salticidae . . 
35 
5. Solifugae . . 
36 
6. Chernetes (Pseudoscor- 
piones) 
36 
7. Opiliones . 
. . 
37 
8. Ricinuli . . 
. . . 
39 
9. Acari . . . 
39 
10. Tardigrada . 
. 
49 
11. Pentastomida [vacant] 
