~ 
ARANEA. 517 
Mandibles with three teeth on the lower margin of the fang-groove. Anterior row of eyes straight, posterior 
row slightly recurved. Central quadrangle narrower behind, posterior centrals smaller than the anterior 
centrals, half a diameter apart. 
3. Patella of pedipalp with one long sinuous spine, and a shorter sinuous bristle, at its apex. Coxa i. with 
a hook and femur ii. with a groove. Coxa and femur of pedipalp with a cusp and ridge respectively. 
Coxa i, with a conical protuberance above. Tibia ii. not specially incrassate, with a double series of five 
spines on the inner side, and a single row of four spines beneath. Femora i. without spines beneath ; 
ii. with one or two short, stout, thorn-like spines; iii. and iv. with a variable number (six or seven) of 
spines of the same character in the basal half beneath. Protarsi i.-iv. with spines beneath. The palpal 
bulb has a conspicuous, stout, curved clavis. 
©. Femora of legs without spines beneath. Tibiz and protarsi i. and ii. with spines in pairs beneath. 
Patella with an apical spine. 
Hab. Panama, Bugaba (Champion).—Co.tomBiA!?; Lower Amazons, Santarem 
(Ff. O. P.-C.). 
This fine species was very abundant in the grass-heads in the large “lago” opposite 
Santarem, across the mouth of the Tapajos. 
24. Aranea championi, (Tab. L. figg. 1, la, ; 2, 2a-c, 2.) 
Epeira championi, O. P.-Cambr. Biol. Centr.Amer., Arachn. Aran. 1. p. 42, t. 5. figg. 12, 
12 a,b (¢), 18, 13 a-c (2)". 
Type ¢, gynetype 9, in coll. Godman & Salvin. Total length, ¢ 3°75, 2 4°5 millim. 
3 2. Carapace, sternum, mandibles, and legs yellow. Abdomen olive-brown, with a long, white, central, dorsal 
folium, broken anteriorly and V-shaped posteriorly, but often divided into mere white spots, and with a 
proud dorso-lateral and a latero-ventral white band; ventral area olive-brown, without white spots. 
Posterior and anterior rows of eyes straight; central quadrangle square, posterior eyes larger, half a 
diameter apart. 
3. Femora i., ii., iv. without spines, iil. with a series of four or five short spines beneath. Coxa i. and 
femur ii. with a spur and groove respectively. Coxa and femur of pedipalp each with a cusp and ridge. 
Coxa i. with a tubercle above. Tibia ii. not incrassate, with a double series of four pairs of spines on 
the inner side. Patella of pedipalp with a single apical spine only. 
@. Femora and protarsi without spines beneath; tibia with one or two, patelle without apical spines, 
Vulva consisting of a chitinous hood, with apex bent backwards forming a small scapus. 
Hab. Guatemata!; Panama, Bugaba (Champion). 
95. Aranea mormon, (Tab. LI. figg. 1, 1a, 4, 2.) 
Epeira mormon, Keyser]. Spinn. Amer., Epeiride, p. 182, t. 9. figg. 1384, 1844 (2)’. 
Type, 2, in coll. Marx. Total length 5:3 millim. 
Carapace yellow, with a central dark line; mandibles and legs yellow; sternum blackish. Abdomen bearing 
an olive-yellow dorsal folium, slightly dentate behind, with a central white band on the anterior two- 
thirds, and a broad white marginal band on each side; lateral area olive-yellow ; ventral area black, 
broadly margined with white, and bearing a pair of longitudinal white bars on the anterior half. Femora 
without, and tibise and protarsi with, spines beneath ; patelle with an apical spine. Both rows of eyes 
straight ; central quadrangle narrower behind, posterior eyes one-fourth of a diameter apart, very slightly 
smaller than the anteriors. Mandibles with three teeth on the lower margin of the fang-groove. 
Vulva consisting of a chitinous hood, posteriorly developed into a short, broad, spatulate scapus, with a round 
tubercle on each side, and a small deep cavity on the inner side of the tubercle. 
Hab. Norta America, Columbia and Utah !.—Mexico, Mexico city (H. H. Smith). 
