AR’ACHNIDA, 
161 
Slorena (Walck.). Cambridge (Ann. & Mag. Nat. Hist. ser. 4. iii. p. 52) 
remarks upon the position of this genus, which he regards as scarcely distinct 
from Lachests (Sav.) and as most nearly allied to Enyo. The tarsi have 
three terminal claws, although one of these is very minute in some species. 
Pholcus phalangioides (Walck.). P. Bonizzi describes the phenomena 
attending the reproduction of this species. Annuario Soc. Natural, in 
Modena, iii. pp. 179-181 ) abstract in Ann. & Mag. Nat. Hist. ser. 4. iv. 
p. 296. 
New genera : — 
Nesticusj Thoroll, Europ. Spiders, i. pp. 76 & 88. (See Table, p. 169.) Typo 
A. cellulanus (CL). 
Phyllonethis, Thorell, 1. c, pp. 76 & 90. (See Table, p. 169.) Typo A. 
Kneatus (CL). 
Dipcena, Thorell, I, c. pp. 77 & 91. (See Table, p. 169.) Type Atea mela- 
nogaster (Koch) = Th. congener (Cambr.). 
Lithyphantcs, Thorell, 1. c. pp. 77 & 91. (See Table, p. 169.) Type A. 
corollata (Linn.). 
Pholcornma, Thorell, 1. c. pp. 77 & 98. (See Table, p. 169.) Type Thcrid. 
projectum (Cambr.). 
Gerdia, Menge, Schr. naturf. Ges. in Danzig, n. F. ii. p. 8. Allied to 
Ilcrsilia (?) ; head with a rounded elevation bearing the large vertical eyes (on 
its anterior portion) and the hinder lateral eyes ; frontal and anterior lateral 
eyes at the base, of the elevation ; legs 1, 2, 4, 3 j spinners 4, superior as long 
as abdomen, 2-jointed, ringed and curved downwards. Sp. G. myura, sp. n., 
IMenge, 1. c. p. 8, in amber. 
Dicyphus, Menge, 1. c. p. 221. Two elevations of the head, in front of 
which are the eyes ; vertical eyes more distant and larger than the frontal, 
lateral eyes contiguous; claws small. Sp. D. hicuspidatus (Koch P), p. 223, 
pi. 44. tab. 123 ; J). tunndus, sp. n., Menge, I c. p. 221, pi. 43. tab. 121 ; 
and D. ciluncidus, sp. n., Menge, 1. c. p. 222, pi. 44. tab. 122, Prussia. 
Elajdiidion* , Menge, 1. c. p. 224. Eyes on an obtuse elevation of the head, 
vertical far more distant and larger than frontal, frontal and lateral eyes 
contiguous in pairs. — Sp. E. Jlagelliferumj sp. n., Menge, 1. c. p. 224, pi. 44. 
tab. 124, Prussia. 
Cornicularia^ Menge, 1. c. p. 226. Frontal and vertical eyes wider apart 
than the latter from each other, between them in cf a short conical horn. 
Sp. Theridion monoceros (Wrider), 1. e. p. 226, pi. 44. tab. 126. 
Microneta^ Menge, 1. c. p. 227. Vertical eyes wider apart than the frontal. 
Sp. Micrypliantes ochropus (Koch), p. 228, pi. 44. tab. 127 ; Erigone quisqui- 
liarum (Westr.), p. 229, pi. 46. tab. 129; M. tdhsellatus (Koch)=?^cAew^s 
(Wid.)= ^parasitica (Westr.), p. 230, pi. 46. tab. 129; Erigone sundevalli 
(Westr.), p. 232, pi. 46. tab. 131. N. sp. Microneta scrobicidata, Menge, 1. c. 
p. 227, pL 44. tab. 126; M. gracilis, Menge, 1. c. p. 233, pi. 45. tab. 132; 31. 
pygmcea, Menge, 1. c. p. 234, pi. 46. tab. 133 ; 31. hijida, Menge, 1. c, p. 236, 
pi. 46. tab. 134 {31. hiloha) ; Prussia. 
Lcptothrix, Menge, 1. c. p. 240. Vertical eyes distant, twice as large as 
* Name long preoccupied among Longicorn Coleoptera. 
