16 Arachn. 
XI. Arachnida. 
[1918] 
Oribatula clavata sp. n. Illinois p. 162 
fig., Ewing t.c. 
Peloribates ioivaensis sp. n. p. 160 fig., 
Ewing t.c. 
Phthiracarus pectinatus sp. n. Illinois 
p. 165 fig., Ewing t.c. 
Sculovertex occidentals sp. n. Lan- 
cashire p. 36, Hull Lancs. Nat. 11. 
Tegeocranus subniger sp. n. Iowa 
p. 163 fig., Ewing Bull. Amer. Mus. 
Nat. Hist. 37. 
Tegoribates gen. n. p. 158, subniger 
sp. n. Indiana p. 159 fig., Ewing t.c. 
Trachyoribates zeteki sp. n. Illinois 
p. 159 fig., Ewing t.c. 
Gamasidae. 
Reiohenow 55. 
Ameroseius ingens sp. n. Tyne p. 64, 
Hull Trans. Nat. Hist. Soc. Northumb. 
5. 
Cillibano virgata, catula, p. 44, 
dinychoides p. 45, spp. n. Tyne, figs., 
Hull t.c. 
Cyrtolaelaps humilis sp. n. Tyne 
p. 75, Hull t.c. 
Dendrolaelaps bicornis sp. n. Tyne 
p 57, Hull t.c. 
Dinychus vartismithii p. 53, bisetis. 
fossor, p. 54, spp. n., N. England, figs., 
Hull t.c. 
Episeius nom. n. for Paraseius 
Tragardh p. 63, Hull t.c. 
Gamasellus aliehus, rubicundus, 
spp. n. Tyne p. 78, Hull t.c. 
Gamasus anglicus p. 83, stygius 
p. 85, fucarius p. 86, spp. n. Tyne, Hull, 
t.c. 
Hypoaspis nitidissimus sp. n. 
England p. 67, Hull t.c. 
Macrocheles gladiator, superbus, p. 71, 
plumipes p. 72, minimus p. 73, spp. n. 
N. England, Hull t.c. 
Pachylaelaps foss'orius sp. n. Tyne 
p. 74, Hull t.c. ' 
Rhodacarus pallidus sp. n. Tyne p. 57, 
Hull t.c. 
Seiodes punctatus sp. n. Tyne p. 56, 
Hull t.c. 
Trachyuropoda longa sp. n. Ohio p. 158 
fig., Ewing Bull. Amer. Miis. Nat. 
Hist. 37. 
XJrodinychus roseus p. 48, reticulalus, 
lucidus, p. 49, pontianus p. 50, spp. n. 
N. England, figs., Hull Trans. Nat. 
Hist. Soc. Northumb. 5. 
Urodiscella signata sp. n. Lancashire 
p. 50, Hull t.c. — U. signata sp. n. 
Lancashire p. 37, Hull Lancs. Nat. 11. 
Uropoda (? Urodinychus) sartor sp. n. 
England and Australia p. 52, Hull 
Trans. Nat. Hist. Soc. Northumb. 5. 
Zerconops'.s gen. n. for rcmigera 
Kramer p. 65, Hull t.c. 
IXODIDAE AND ArGASIDAE. 
Dunn 13. — Johnston & Bancroft 
42. — Torreuuiani 63. — Walton 67. 
Hyalomma monstrosum female p. 284 
fig., Warburton Parasitology 10. 
Ornithodorus piriformis India p. 285, 
asperus Mesopotamia p. 287, spp. n. 
figs., Warburton t.c. 
Trombidiidae, Etc. 
Chittenden 8. — McGregor 44. 
Achorolophus porcinus p. 28, fal- 
conerii p. 29, spp. n. N. England, figs., 
Hull Trans. Nat. Hist. Soc. Northumb. 
5. 
Allothrombium pulvinus sp. n. 
Illinois p. 157 figs., Ewino Bull. Amer. 
Mus. Nat. Hist. 37. 
Atomus niger Illinois p. 154, longilinea 
Ohio p. 155, figs., Ewing t.c. 
Belaustium scopularium, harrisonii 
p. 27, vittatum p. 28, spp. n. N. England, 
figs., Hull Trans. Nat. Hist. Soc. 
Northumb. 5. 
Enemothrombium ovalis Iowa, peni- 
cillifer Illinois spp. n. p. 156 figs., 
Ewing Bull. Amer. Mus. Nat. Hist. 37. 
Erythraeus phalangiolus Ohio, quad- 
ratus Illinois, spp. n. p. 153 figs., 
Ewing t.c. 
Eutrombidium corticis sp. n. Iowa 
p. 155 fig., Ewing t.c. 
Georgia gen. n. for Ottonia ramosa 
George p. 18, Hull Trans. Hat. Hist. 
Soc. Northumb. 5. 
