ARACHNIDA. 
181 
densely clothed with hairs inserted upon small tubercles ; falces conical, with 
a short claw curved like a pruning-knife, and a lateral groove ; joint 4 of 
palpi in (j' with a tooth-process, cymbiuni vnth a hook-like process at base ; 
penetrant organ long, ribbon-shaped, elongato-acuminate ; spermatophore 
lamellar, and besides these organs a tooth and a hook ; in the ^ there is, 
above the transverse fissure, a shield-shaped horny plate, with a triangular 
aperture leading to the vesicular seminal receptacles ; the frontal eyes are 
much smaller than the rest. Sp. Theiidiiim hr eve (Wid.), p. 171, pi, 32. 
tab, 74; C. rubella, sp, n,, Menge, 1. c. p, 172, pi, 32, tab, 75; C. rotunda, 
sp. n,, Menge, 1. c. p. 173, pi. 32. tab. 76 ; and C. ghhosa, sp. n, Menge, 1. c. 
p. 174, pi. 32. tab. 77, Prussia, 
Euryopis, g. n., Menge, 1. c. p. 174, Cephalotliorax ovate, somewhat con- 
vex above, passing gradually into the slightly elevated head; abdomen 
ovate ; legs short, 4, 1, 2, 3 ; knees and tibiae with short setae, claws strongly 
dentate; male palpal organs strongly developed; penetrant organ short, 
conical, hook(;d at apex; spermatophore bro.ad, strong, emarginatc at the end, 
and running out on one side into a hook ; tooth rather long ; palpi in with 
a stro?ig, soxdentato claw at Ihe apex ; female opercular apparatus with a 
rounded-quadrangular plate, and a rounded-triangular upper operculum, 
below which are the entrances to the seminal receptacles; falces short, 
conical, with long curved claws ; frontal eyes directed sideways, much larger 
and further apart than the vertical eyes. Sp, Micryphantes Jlavo-maculatus 
(Koch), p, 175, pi. 33. tab, 78, and E. tristis (Hahn ?), p. 176, pi. 33. tab. 79. 
Pachydactylus g. n., Menge, 1. c. p. 176. Cephalothorax very convex j 
falces with a geniculate claw ; cymbium in J palpi with a tooth at apex ; 
penetrant organ rather elongate, pointed at apex ; spermatophore short and 
thick, impressed on one side, tooth obtuse ; frontal eyes placed in front on 
the projecting part of the head, more distant from each other than the vertical 
eyes ; spinners with few spinnerets, anterior with one larger and seven finer, 
middle and posterior with three each. Sp. P, pronus, sp. n., Menge, 1. c. 
p. 177, pi. 33. tab. 80, Prussia, 
riatyopis, g. n., Menge, 1. c. p. 178. Frontal margin in J nearly as broad 
as the breast, produced on each side into two triangular, acute points, beneath 
which are two conical horns. Sp. Theridium stdeifrons (Wid.), p. 179, pi. 33. 
tab, 81. 
Gonatmm, g, n,, Menge, 1. c. p. 180. Vertical eyes wider apart and larger 
than the frontal eyes; legs 4, 1, 2, 3, with the first two pairs of tibia? cla- 
vate ; palpi of male with knobbed knees, and the fourth joint produced into 
an elongated impressed process ; cymbium with a hook at the base, Sp. 
Theridium chelifei'um (Wid.), p. 180, pi, 34. tab. 82,. and Micryph. isabellinus 
(Koch), p. 182, pi. 34. tab. 83. 
Gonyylidium, g. n., Menge, 1. c. p. 183. Vertical eyes wider apart and 
larger than frontal eyes, tire latter looking laterally forwards and upwards ; 
falces in d with a small conical process on the inside below the apex ; palpi 
in d with a knob-shaped Itnee and a cup-shaped tibial joint, which has an 
incurved hook on the inside ; spermatophore leaf-like, with small filaments 
on the back ; penetrant organ short, curved, tooth strong and horny. Sp. G. 
nigricans, sp. n,, Menge, 1. c. p. 183, pi. 34. tab. 84, Prussia. 
* Preoccupied for a genus of Lizards. 
