ACARI. 
Arachn. 43 
Holostaspella n. subgen. for Holostaspis sculpta , Cape Colony, in nidis 
Termitidis tubicolce , p. 241 ; A. Berlese, t. c. n. sp. 
Holostaspis mandibularis, p. 263, II. posteroarmatus , p. 263, 77 subbadius , 
p. 264, II penicilliger , p. 264, Italy, II longispinosus Kr. asper , Corfu, 
p. 264, 77. longulus hortorum , Italy, p. 265, 77. ( Gamosholaspis ) 
gamasoides , Italia, p. 265, 77. ( Ilolaspulus ) tenuipes , Italia, p. 266 ; 
A. Berlese, t. c. n. spp and n. var. 
77. pisentii Berl., note on, p. 279 ; A. Berlese, t. c. 
Iloploderma pkyllophorum, p. 275, 77. clavigerum , p. 275, Italy ; A. Berlese, 
t. c. n. spp. 
Hoplolcelaps n. subgen. of gen. Lcelaps (typ. Lcelaps hermaphrodita Berl.), 
p. 14; A. Berlese, Zool. Anz. 1904. 
Iloplomcgistus n. gen. (type Megistanus armiger ), p. 266 ; A. Berlese, 
Redia i, fasc. ii. 
Ilydrachnidce , the Servian, with descriptions, in Servian, of certain species 
that may be new (Limnesia serbica , dentata etc.) though not so 
indicated ; Gjorgevic, Ghlas Srpska Ak. lxvii, pp. 153-189. 
Ilydrachnidce , key to genera, p. 37 ; Banks, A treatise on the Acarina. 
Hydrachnidce , nomencl. rern. ; Thor, Nyt Mag. Naturv. xli. 
iiydrackna distincta Keen., p. 200, pi. 10, fig. 4 ; J. H. Halbert, Irish 
Natural, xiii, No. 9. 
H. tectocervix, Borkum Isl., p. 92 ; Oudemans, Ent. Ber. Nederland. No. 13, 
n. sp. 
Hydrogamasus silvestrii ; Italy, p. 27 ; A. Berlese, Zool. Anz. 1904, n. sp. 
Hydryphantes , p. 74 ; S. Thor, Nyt Mag. Naturv. xli, n. var. 
H. jujuyensis, Rep. Argent, prov. Jujuy, p. 395, figg. 1 & 2 ; E. Norden- 
skiold, Arkiv Zool. i, n. sp. 
Ilygrobates dodecaporus , Rep. Argent, prov. Jujuy, p. 396; E. Norden- 
sriold, t. c. n. sp. 
Hypoaspis Canestr., note on, p. 14 ; A. Berlese, Zool. Anz. 1904. 
H. pavidus (Koch) Oudem. and 77. cossi (Dugks) Oudem., synony. note, 
p. 276 ; A. Berlese, Redia i, fasc. ii. 
77. ometes Holl., p. 100 ; Oudemans, Ent. Ber. Nederland. No. 14, n. sp. 
II lubrica , Bremen, p. 654 ; Voigts & Oudemans, Zool. Anz. 1904, n. sp. 
llypochthonius minutissimus , Italy, p. 252 ; A. Berlese, Redia i, fasc. ii,n. sp. 
Imparipes histricinus , Italy, p. 24 ; A. Berlese, Zool. Anz. 1904, n. sp. 
Iphidioides n. nom. for Iphis C. L. Koch (prseocc. Leach 1817) et Eumceus 
C. L. Koch (prooocc. Hubner 1816) et Emms Mdgnin (lapsus for 
Eumceus ), type Iphis ostrinus C. L. K., p. 140, 7. concentricus (loc. ?), 
p. 140 ; Oudemans, Ent. Ber. Nederland. No. 16, n. sp. 
Iphidiopsis instead of Iphiopsis Berlese, p. 140 ; Oudemans, t. c. 
Iphidulus n. gen., p. 176, 7. communis , Italy, p. 176, 7. communis hederce , 
p. 176, 7. longicuadus , Italy, p. 176; Ribaya C., Riv. Patol. Veg. x, 
n. spp. and subsp. 
Ixodidce , biology of, p. 569, 4 text-figg. ; P. MIcgnin, J. Anat. Physiol, xl. 
lxodidce, key to subfam. and gen., pp. 45-47 ; Banks, A treatise on the 
Acarina. 
Ixodidds, note sur les, i. Sur la classification des Ixodidce , p. 444, ii. Note 
sur des espkees connues, p. 450, 7. thoracicus K. euryptidis Markell, 
fodiens Murray, p. 451, ovatus Neum. p. 452, bifurcatus Neum., 
brunneus K. p. 455, iii. Esphces nouvelles, 7. australiensis , Austr. occid. 
(on Canis ) p. 457, 7. boliviensis , Bolivia (on Speothas venaticus ), p. 458, 
7. japonicus, Tokio, p. 458, 7. nitens , Christmas Isl. (on Mus macleari) 
p. 459, 7. rubicundulus , Cape Colony (on Ovis), p. 461, 7. sculptus, 
California, p. 462 ; L. G. Neumann, Arch, parasit. 1904, text-fig., n. spp. 
Ixodes ricinus , p. 335, tenuirostris Neum. p. 336, acuminatus Neum. p. 336 
parasit. on rats ; G. Tiraboschi, Arch, parasit. 1904, text-fig. 
7. pilosus, note on, p. 291 ; Mally, Agric. J. Cape Good Hope, t. xxv. 
