48 Arachn. 
XI. ARACHNIDA. 
[1904] 
n. var., Russia, p. 369, pi. 11, fig. 70, var. insularis Corsica, p. 369, 
T. riccardiana, p. 370, pi. 12, figg. 74-78 ; A. Berlese, t. c. 
Trichcecius hrevipes Caiiestr., j). 328, parasit. on rats ; G. Tiraboschi, 
Arch, parasit. 1904. 
Triehotarsus, note on, p. 234, pp. 265 & 266, text-fig., T. ludwigi, and 
T. usmice, figured, p. 235; Trouessart, C.R. Soc. Biol. Ivi. 
T. simplex, Kameroon, p. 156, pi. 2, figg. 17 & 18 ; Tragardh, Ent. Tidskr. 
XXV, n. sp. 
Trombella otiorum, Italy, p. 126, text-fig. ; A. Berlese, Riv. Patol. Veg. ix, 
n. sp. 
Tromhidium, Celceno and Cheyletus, synony. and orthographical note ; 
A. Berlese, Redia i, fasc. ii, p. 277. 
Tromdidion hipectinatum, Kameroon, p. 158, pi. 2, fig. 16 ; Tragardh, 
Ent. Tidskr. xxv, n. sp. 
T. vaguhuiidum, Italy, p. 28; A. Berlese, Zool. Anz. 1904, n. sp. 
Trouessartia rosteri Berlese, note on, p. 163, T. trouessarti (loo. p. 163 ; 
OuDEMANS, Ent. Ber. IsTederland. No. 18, n. sp. 
Tyroglyphidce, key to genera, p. 81 ; Banks, A treatise on the Acarina. 
Tyroglyphides, on the fecondation in, p. 367; Trouessart, C.R. Soc. Biol. 
Feb. 1904. 
Urodinychus n. gen. (type Uropoda carinata Berl.), p. 270, U. karaivaiewi^ 
in nidis formicse Myrmica scabrinodis, p. 270, n. sp., U. ovalis Kram. 
thozianus, Norway, p. 271, n. var.; A. Berlese, Redia i, fasc. ii, 
n. sp., and n. var. 
C/"., charact. and key to spp., pp. 372-375, U. carinatus, p. 376, pis. 12, 
figg. 79&80, pi. 13, figg. 87-89, U.janeti French, p. 378, pis. 12, figg. 81-84, 
13, fig. 90, U. karaivaiewi, p. 380, ]A. 12, figg. 85 & 86; A. Berlese, 
t. c. n. sp. 
Urodiscella, charact. and key to spp., p. 339, U. ricasoliana, p. 340, 
pi. 8, figg. 21 & 22, U. alophora, p. 341, pi. 8, fig. 23, philoctena, 
p. 342, pi. 8, figg. 19 & 20; A. Berlese, t. c. 
Uroiphis n. gen., p. 245, U. striatus, p. 245, U. scabratus, p. 245, Italy ; 
A. Berlese, t. c. n. spp. 
Uropoda leoiiardiaiia, Italy, p. 20, distinguenda, Italy, p. 21 ; A. Berlese, 
Zool. Anz. 1904, n. spp. 
U., Latr., note on, p. 248 ; A. Berlese, Redia i, fasc. ii. 
U. alfkeni, on Prosopis brevicornis, in Bremen, p. 101 ; Oudemaxs, Ent. 
Ber. Nederland. No. 14. 
U. alfkeni Oud., p. 120, ]A. 7, figg. 21-27; Oudemans, Tijdschr. Ent. 
1904. 
U. (IJrosternella) foraminifera, Italy, p. 251; A. Berlese, Redia i, fasc. ii, 
n. sp. 
TJ. brasiliensis, Brasilia, p. 271, U. alpina, p. 272, pilosella, p. 272, Italy; 
A. Berlese, t. c. n. spp. 
U. levisetosa, Bremen, p. 655; Voigts & Oudemans, Zool, Anz. 1904, 
n. sp. 
Uropodidcv, key to genera, p. 63 ; Banks, A treatise on the Acarina. 
U., structure and key to genera, pp. 325-328, text. -fig. ; A. Berlese, 
Redia i, fasc. ii. 
Uroobovella n. gen. (type Uropoda obovata C. et B), p. 249, U. notabilis, 
in nidis formicjB Lasms niger ; A. Berlese, t. c. n. sp. 
U. obovata, p. 337, pi. 8, figg. 16, 17 & 18, notabilis, p. 338, pi. 8, 
figg. 24 & 25 ; A. Berlese, t. c. 
Uroplitella n. gen. (type Uropoda paradoxa Berl.), p. 249, U. ocatula 
p. 250, U. conspicua, Italy, U. minutissima, Italy and Nederland in 
nidis formicse Lasius niger and Tapinoma erraticum, p. 250, U. penn- 
sylvanica, Pennsylvania, in nidis Formicce subsericece et ruhrcE, p. 251 ; 
A. Berlese, t. c. n. spp. 
