Arachn. 1 
XL ARACHNIDA 
(Including TARDIGRADA and PENTASTOMIDA). 
BY 
Eugene Simon. 
CONTENTS. 
Page 
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 
IV. Systematic. 
Arachnida, general .... 17 
1. Scorpiones 18 
2. Pedipalpi 20 
3. Palpigradi 20 
4. Aranese 20 
Page 
Aviculariidae ... 21 
Hypochilidae . . . . 21 
Uloboridse 22 
Dictynidse 22 
Eresidse 22 
FiHstatidae 22 
Leptonetidse .... 23 
Oonopidse 23 
Sicariidae 23 
Dysderidae 23 
CajDoniidse 23 
Prodidomidse .... 24 
Drassidse 24 
Zodariidse 25 
Hersiliidse 25 
Pholcidse 25 
Theridiidse 25 
Argiopidae 26 
Mimetidae 30 
Thomisidse 31 
Clubionidse 31 
Agelenidse 32 
PisauridaG 33 
Lycosidae 33 
Oxyopidae 35 
Salticidae 35 
5. Solifugse 36 
6. Chernetes (Pseudoscor- 
piones) 36 
7. Opiliones ..... 37 
8. EicinuH 39 
9. Acari 39 
10. Tardigrada 49 
11. Pentastomida [vacant] 
