22 Aracltn. 
XI. Arachnida. 
[1913] 
Parasitism and Symbiosis (see also 
Economics, p.20). 
Biology of Ixodidae ; Nuttall, 106 : 
Hab. and life-liistory, Dermacentor ; 
Bishopp & King, 14 : Habits, Der- 
macentor ; Cooley, 25 : Hadwen, 59 : 
See also references under Ixodidae in 
Systematic Index. 
Paras. Trombidiidae ; Bruyant et 
Joyeux, 22 : On mammals, Gamasidae ; 
Oudemans, 114 : On rats, Ixodes and 
other Acari; Nuttall, Strickland and 
Merriman, 111 : On rats, Gamasidae ; 
Hirst, 71 : Dio an Insekten lobenden 
Mil bon ; Speiser, 151 : On Diptora, 
Gamasidae ; Ewing, 39 : Paras. Lin- 
guatula rhinaria ; R&tz, 135 ; Lin- 
g%iatula serrata in man ; Gomes de 
Faria et Travassos, 55. 
Plantrgalls ; Zimmermann, 181. 
Schmarotzcr auf Hydracariden ; Mus- 
selius, 99. 
Miscellaneous. 
Fish- eating spider, Thalassius spen- 
ceri ; Chubb, 24. 
Transport of Pseudoscorpiones by 
Mammals, Birds, and Insects ; Elling- 
sen, 32. 
Coloration of Amblyomma (Ixod.) ; 
Nuttall, 105 : Abhangigkeit der Far- 
bung der Hydracariden von der Natur 
der Gewiisscrs ; Musselius, 99. 
VARIATION AND AETIOLOGY. 
3023. 
Variability, Rhipicephalus pulchelhis 
(Ixod.) ; Cunliffe, 27 : Rh. appen- 
diculatus (Ixod.) due to nutrition ; 
Nuttall, 109 : Var. duo to nutrition, 
Ixodidae ; Nuttall, 110. 
Dimorphism of males of Maevia 
vittata (Salticidae) ; Painter, 121 : 
Di- und Trimorphismus, Analges- Mann- 
chen {Acari) ; Ehrman, 31. 
Un Scorpion muni de deux queues ; 
Berland, 7. 
Phylogeny of Arachnida ; Petrun- 
kevitch, 127 : Hydrachnidae ; Oude- 
mans, 120. 
DISTRIBUTION. 
Geographical. 3027. 
General. 
Distrib. of Leptonetidae ; Fage, 43 : 
Phalangiidae, with spp. n. ; Roewer, 
138 : Records of Pseudoscorpiones ; 
Ellingsen, 32. 
Europe and Mediterranean 
Islands. d 
Sweden, Hydrachnidae ; Lundblad, 
89 : Vattorn, Hydrachnidae spp. n. ; 
Thor, 161 : Norway, Hydrachnidae spp. 
n. ; Thor, 165 : Hydrachnidae spp. n. ; 
Thor, 164. 
Island u. d. Faeroer, Araneae, 
Opiliones ; Lessert, 88 : Trombidiidae 
Bdellidae ; Tragardh, 166 : Island, 
Ixodidae ; Neumann, 103. 
Russia, Ixodidae ; Birula, 11 : 
Walouyki, Gouv. Woron6go, Arach- 
nida lists, Araneae spp. n. ; Kul- 
czyhski, 84 : Gouv. Erivan, Scorpiones ; 
Laister, 85. 
Germany, Acari spp. n. ; Oudemans, 
118 : Hydrachnidae ; Viets, 168 : 
Trombidiidae spp. n. ; Zacher, 180 : 
Hannover, Hydrachnidae sp. n. ; Viets, 
172. 
Holland, Acari spp. n. ; Oudemans, 
114-117. 
British Is., Araneae spp. n. ; Jackson, 
77 : A raneae spp. n. ; Pickard- 
Cambridge, 128 : Araneae spp. n. 
Pseudoscorpiones , Acari ; Pickard- 
Cambridge, 129: Acari; George, 51: 
Hydrachnidae records and spp. n. ; 
Soar, 149 : Hydrachnidae ; Williamson, 
178. 
Scotland, Forth district, Araneae 
records ; Evans Scot. Nat. Edinburgh 
1913 pp. 1 10 and 285. 
England, Araneae . Opiliones, Pseu- 
doscorpiones, records ; Jackson, 78 : 
N. England, records of Araneae, 
Opiliones , Pseudoscorpiones, Acari ; 
Falconer and others, Naturalist 
London 1913 pp. 82, 151, 206, 200 : 
Yorkshire, origin of Araneidal fauna ; 
Falconer, 44 : Araneae, Opiliones, 
Acari ; Winter, 179 : Trombidiidae sp. 
