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 brevipes Canestr., p. 328, parasit. on rats ; G. Tiraboschi, 
Arch, parasit. 1904. 
Trichotarsus , note on, p. 234, pp. 265 & 266, text-fig., T. ludwigi , and 
T. osmice , figured, p. 235; Trouessart, C.R. Soc. Biol. lvi. 
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. 
Trombidium , Celceno and Cheyletus , synony. and orthographical note ; 
A. Berlese, Redia i, fasc. ii, p. 277. 
Tromdidion bipectinatum , Kameroon, p. 158, pi. 2, fig. 16; Tragardh, 
Ent. Tidskr. xxv, n. sp. 
T. vagubundum, Italy, p. 28; A. Berlese, Zool. Anz. 1904, n. sp. 
Trouessartia rosteri Berlese, note on, p. 163, T. trouessarti (loc. ?), p. 163 ; 
Oudemans, Ent. Ber. Nedorland. No. 18, n. sp. 
Tyroglyphidae , 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. karawaiewi, 
in nidis formicae 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. 
U. j 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. karawaiewi , p. 380, pi. 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, XJ. 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, TJ. scabratus, p. 245, Italy ; 
A. Berlese, t. c. n. spp. 
Uropoda leonardiana , 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 ; Oudemans, Ent. 
Ber. Nederland. No. 14. 
U. alfkeni Oud., p. 120, pi. 7, figg. 21-27; Oudemans, Tijdschr. Ent. 
1904. 
U. ( Urosternella ) foraminifera , Italy, p. 251; A. Berlese, Redia i, fasc. ii, 
n. S P. 
U. 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. 
Uropodidce , 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 formicae Lasius 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. ovatula 
p. 250, U. conspicua , Italy, U. minutissima, Italy and Nederland in 
nidis formicae Lasius niger and Tapinoma erraticum , p. 250, U. penn- 
sylvanica , Pennsylvania, in nidis Formicae subsericece et rubrce , p. 251 ; 
A. Berlese, t. c. n. spp. 
