Dec., 1885.] history society of Wisconsin. 
63 
Fakes rather stout, and short (about % as long as the face), 
parallel, vertical or a little retreating. 
Maxillx rather long, and but little enlarged at extremity, 
bluntly pointed, parallel. Labium l / 2 as long as maxillae, 
about as wide as long. . * 
Sternum heartshaped, projecting between anterior coxae, which 
are separated by more than the width of the labium. Coxae 
and trochanters I (especially coxae) elongated. 
Legs 1, 2, 4, 3; first pair stoutest, but all slender. Patella 
+ tibia III shorter than patella + tibia IV; patella + tibia 
IV longer than metatarsus + tarsus IV, Weak femoral, tibial 
and metatarsal spines on the four pairs, on the metatarsi of the 
fourth only in a terminal circle. 
Very near Amycus and Triptolemus. 
Titanattus siEvus sp. nov. 
$. Total length 5 mm. Width of abdomen 1.5 mm. 
Cephalothorax: length 2.3; width 2; height 1.9. 
Legs 7.1, 5.1, 4.6, 5.1. 
Coloration. The cepnalothorax is dark brown, with a large 
white spot which occupies nearly the whole of the ocular area, 
and extends downward between the anterior middle eyes. The 
abdomen is white with a network of brown lines, one central 
and two lateral brown spots, and, on the posterior portion, six 
black dots. The clypeus and falces are dark brown; the 
maxillai and labium very dark, almost black; the sternum 
brown; the coxae pale; the legs pale, irregularly barred with 
brown; the palpus pale, with some brown hairs on the tarsus; 
the venter black, with a white longitudinal band on each side. 
Habitat. Guatemala. 
Gen. nov. Triptolemus. 1 
Cephalothorax high, plane, dilated behind dorsal eyes, sides 
nearly vertical; cephalic part as long as thoracic, inclined for¬ 
ward; thoracic part slanting steeply behind and on the sides 
from cephalic plate. 
1 Proper name (mythological). 
