480 ARANEIDEA. 
Tibia ii. has two specialized spines beneath. Eye-spots of central posteriors of female slightly larger than 
the lateral eyes, and one diameter from them. Vulva with a prominent central tongue-like process, net 
found in any of the other species here referred to, except M. passiva, in which it is shorter and springs 
from above the vulval sclerite, not from beneath, as in MZ. mobilis. 
Hab. Mexico, Ciudad in Durango (Forrer'), Teapa (H. #. Smith!); GuaTEMALA ”, 
Motagua Valley, Chicoyoito (Sarg '). 
5. Mangora spinula, sp.n. (Tab. XLV. figg. 18, 184, ¢ .) 
Type, d, in coll. Godman & Salvin. Total length 3 millim. 
General characters as in M. picta. Tibia ii. without spines beneath ; femur iv. with a stout basal spine 
beneath. Embolus of palpus stout and sinuously curved, but not so long or slender as in M. calcarifera ; 
conductor long, slender, cylindrical, slightly recurved apically; the bulb bears also on the outer side 
beneath a long slender clavis. 
Hab. Muxico, Teapa (H. H. Smith). 
6. Mangora passiva. (Tab. XLV. figg. 19, 19a, 2.) 
Epeira passiva, O. P.-Cambr. Biol. Centr.-Amer., Arachn. Aran. 1. p. 20, t. 5. fige. 4, 4a—-c (?)’. 
Mangora passiva, O. P.-Cambr. loc. cit. p. x *. 
Type, @, incoll. Godman & Salvin. Total length 4:5 millim. 
General characters as in M. picta, except that the posterior central eyes are smaller and more remote from the 
laterals. The abdomen is also much more richly variegated, and the carapace and legs more deeply 
tinged with rich orange-red-brown. For vulva, see table and Plate. 
Hab. Mexico, Orizaba (H. H. Smith); Guatemata, Cahabon, San Juan Chamelco, 
‘Tactic, Chichochoc, Laguna de los Coheteros, Coban (Sarg '). 
7. Mangora trilineata. (Tab. XLV. figg. 20, 20a, 2.) 
Mangora trilineata, O. P.-Cambr. Biol. Centr. Amer., Arachn, Aran. i. p. 14, t. 3. figg. 7, 
7a,6(¢)°. 
‘Type, @, in coll. Godman & Salvin. Total length 4°5 millim. 
General characters as in M. picta. For the vulva, see table and Plate. 
Hab. Mexico, Misantla (F. D. G.), Teapa (H. H. Smith); Guaremaza, Chiacam 
(Sarg '). 
The specimens from the other localities quoted in Vol. I. belong to different species. 
| MARXIA. 
Marxia, McCook, Amer. Spid. ii. p. 192 (1895). 
Type UM. stellata (Walck.). North America. 
3g. No hook on coxa i. and no groove on femur ii. Coxa and femur of pedipalp with a coniform spur and 
chitinous ridge respectively. Coxa iv. with a coniform spur. Tibia ii. not incrassate, nor with any 
specialized spines. Patella of pedipalp with a single apical spine ; tarsal sheath with a chitinous uncus. 
3 & 2. Posterior central eyes one diameter apart, smaller than the anterior centrals. Central quadrangle 
slightly narrower behind, not longer than broad, anterior eyes three-fourths of a diameter apart. 
Posterior row straight or slightly procurved; laterals subequal, almost in contact, distant from the 
