ACARI. 
Arachn. 49 
Termes. Fuzotek, xx ; 0. mandalaycnsis , Mandalay, p. 419, Canestrini, 
Ann. Mus. Genova, (2 a) xviii, n. spp. 
Oxus, defined, p. 237, strigatus , p. 238, longisetus , p. 240, Piersig, Bibl. 
Zool. xxii. 
Oxijpleuntes acutilobus, pi. v, figg. 1 & 2, depressus, pi. v, figg. 3 & 4, 
p. 394, Nalepa, Denk. Ak. Wien, Ixiv. 
Pachylichus , defined, No. 12, Pt. lxxxit, Berlese, Acari, Myriop. et Scorp. 
Ital. 
Phyllocoptes thomasi , pi. 1, figg. 1 & 2, cm' anus, pi. 1, figg. 3 & 4, p. 384, 
fockeui, pi. i, figg. 5 & 6, compressus , pi. i, figg. 7 & 8, p. 385, c.omatus , 
p. 386, pi. ii, figg. 3 & 4, gracilipes , pi. ii, figg. 5 & 6, ballet, pi. ii, 
figg. 7 & 8, p. 387, eurynotus, p. 388, pi. iii, figg. 1 & 2, psilocranus, 
pi. iii, figg. 3 & 4, oblongus, pi. iv, figg. 6 & 7, p. 389, depressus , pi. v, 
figg. 5 & 6, p. 390, Nalepa, Denk. Ak. Wien, lxiv. 
Phytoptidce, Synopsis of Genera, p. 383, Nalepa, Denk. Ak. Wien, lxiv. 
Phytoptus lands , on Larix europcea , p. 120, Tubeuf, Forstl. Zeitschr. 
Munchen, vi, n. sp. 
Piona, p. 139, ensiformis, p. 141, ornata, p. 143, latipes, p. 148, torris, 
p. 152, scaura, p. 156, Piersig, Bibl. Zool. xxii; P. mira , p. 338, 
Piersig, Zool. Anz. xx. 
Pionacercus , g. defined, p. 163, leuckarti, described, p. 163, uncinatus, 
described, p. 167, Pierstg, Bibl. Zool. xxii. 
Pionopsis, p. 156, lutescens, p. 157, Piersig, t. c. 
Protalgcs, defined, No. 12, Pt. lxxxiii, Berlese, Acari, Myriop. et Scorp. 
Ital. 
Pterogasterince, p. 61, pis. x, xi, Berlese, Oribatidse, in Acari, Myriop. et 
Scorp. Ital. 
Pterolichus ( Pseudalloptes ) grids, description and plate, No. 4, didactylus, 
description and plate, No. 5, aquilinus, var. mulvolinus , description 
and plate, No. 6, Pt. lxxxi, pallidus, No. 1, marinus, No. 2, descrip- 
tions and plates, Pt. lxxxiv, Berlese, t. c. 
Rhagidia cavicola , Mammoth Cave, Kentucky, p. 382, pi. x, fig. 3, Call, 
Amer. Natural., xxxi, n. sp. ; R. gelosce, Northbrook Is., p. 356, 
Michael, J. Linn. Soc. xxvi. 
Rhipicephalus compositus, Khartoum, p. 393, paulopunctatus, Sumatra, 
p. 397, evertsi, Transvaal, p. 405, fig. 36, Neumann, Mem. Soc. zool. 
France, x, n. spp. 
R. sanguineus, p. 385, fig. 29, punctatissimus, p. 390, bursa , p. 391, fig. 30, 
simus, S. Africa, p. 395, fig. 31, perpulcher , p. 399, fig. 32, pulchellus, 
p. 399, figg. 33 & 34, rutilus , p. 402, capensis, p. 403, carinatus , annu- 
latus, p. 407, figg. 37-42, decoloratus & sp. p. 414, fig. 43, sp. p. 416, 
figg. 44 & 45, javanensis, p. 416, jlavus , bhamensis, hcemaphysaloides, 
p. 417, ruber, linnet , p. 418, Neumann, t. c. 
Rhizoglyphus, characterised with explanatory plate, No. 5, Pt. lxxix, 
Berlese, Acari, Myriop. et Scorp. Ital. 
Rhyncolophus brevipalpis , subtilipes , N. Guinea, p. 462, Canestrini, Termes. 
Fuzetek, xx ; R. gracilipes, Asakak, Greenland, p. 77, Kramer, Bibl. 
Zool. xx ; R. spicifer, Mandalay, p. 418, Canestrini, Ann. Mus. 
Genova, xviii (2 a) : n. spp. 
R. phalangioidcs, Greenland, p. 78, Kramer, Bibl. Zool. xx. 
Rivoltasia bifurcata, var. major No. 3, bifurcata , No. 4, descriptions and 
plates, Pt. lxxxiii, Berlese, Acari, Myriop. et Scorp. Ital. 
Sarcoptes canis, description and pi. No. 1, Pt. lxxix, Berlese, t. c. 
Sarcoptidcn, Berlese, p. 17, pi. vi, Key to Italian species of, p. 150, 
Berlese, t. c. 
Scutovertex, defined with plate, No. 2, Pt. lxxviii, Berlese, t. c. 
Sejodes niger , N. Guinea, p. 472, Canestrini, Termes. Fuzetek, xx, n. sp. 
Smaris neoguineana, N. Guinea, p. 462, Canestrini, t. c. n. sp. 
