CHAMBERLIN: THE ARACHNIDA. 283 
Lycosa sp. d. 
An immature female of uncertain species from Santa Ana, 3,000 
feet, August. (M. C. Z. 280). 
LYCOSA sp. e. 
An immature female from the Conservidayo River collected in 
August. (M. C. Z. 281). 
Lycosa Liopus,! sp. nov. 
Plate 24, fig. 4. 
Carapace with sides brown, a supramarginal stripe on each side 
and a broad median longitudinal stripe light testaceous, the latter 
stripe narrowed between eyes and again gradually narrowing caudad, 
not distinctly constricted in front of the groove; lateral margins 
dusky. Hair of the light stripes when dry grey or somewhat brownish 
grey. Sternum and legs light testaceous, the femora of legs beneath 
paler, more yellow; legs without any markings. Labium dusky except 
across tip. Endites light chestnut, tips pale. Chelicerae chestnut. 
Venter of abdomen yellow, dorsum and sides darker, especially across 
anterolateral corners; dorsum with a median wedge-shaped black 
mark at base, the mark abruptly narrowed into a narrow tongue 
caudad. 
Anterior row of eyes shorter than the second; clearly procurved 
median eyes with diameter larger than that of laterals in ratio 16:18, 
their radius apart and only half as far from the laterals. Anterior 
median and anterior lateral eye each its diameter from the lower 
margin of clypeus. Eyes of second row greatly exceeding those of 
the first, their diameter being to that of the anterior medians as 2:1; 
not fully two thirds their diameter apart (9/16) scarcely one third 
their diameter from anterior median eyes. Eyes of third row about 
seven eighths the diameter of the second, between 2.25 and 2.5 times 
their diameter apart. Length of cephalothorax to length of area of 
four posterior eyes as 4.75: 1. 
Lower margin of furrow of chelicerae with the usual three teeth, 
these stout, conical, and subequal. 
1 \eZos, smooth, zovs, foot. 
