118 
Psyche 
[June-September 
3. Tibia shorter than tarsus, spur as long as tibia. I tibia 
2-2. 1 lateral, metatarsus 2, 1 lateral ....gracilis Hentz 
Tibia about as long as tarsus, spur shorter than tibia 4 
4. I leg, tibia 2-2-2. 2 lat., metatarsus 2, 1 lateral. Spur 
with large hook at tip velox Becker. 
I leg, tibia, 2-2, no lat., metatarsus 1-1, no. lat., spur 
sinuous with minute hook at tip cambridgei sp. n. 
5. Upper spur as long as tibia and with rest of joint as 
long as tarsus minuta Camb. 
Upper spur shorter than tibia but with tibia longer 
than tarsus decepta Banks 
Aysha longipalpus sp. n. 
Fig. 12 
$ 10 mm. long. ceph. 4 mm. 
Cephalothorax light brown with scattering white hairs; 
abdomen light grey without markings; legs light brown, 
first and second darkest. Spines, I, leg, tibia, 2-2-2, (one 
pair distal), no lateral; metatarsus, 2, no lateral. I femur 
5 mm,, patella 1.5 mm.; tibia 7.5 mm., metatarsus 8 mm., 
tarsus 2 mm. Eyes; anterior row slightly recurved, equal 
and equidistant; posterior row procurved, equal and equi- 
distant; lateral eyes radius of P. L. E. apart. Clypeus 
slightly more than radius of anterior eyes. Mandibles por- 
rect, two-thirds as long as cephalothorax; four teeth on 
superior margin and a row of minute teeth on inferior mar- 
gin; fang long; sternum widest between II and III coxae 
and prolonged between the IV coxae. Ventral furrow very 
near epigastric plate. 
Palpus. Tibia much longer than tarsus and more than 
twice as long as patella; very slender, apophysis bifid at 
tip and little longer than diameter of the segment. Ap- 
pendages of the palpal organ confined to the upper half of 
the bulb. 
Type: 1 $ Costa Rica; San Jose, Valerio coll. 
Differs from A. tenuis (L. Koch) Fig. 19, by the longer 
and more slender tibia, notched tibial apophysis and smaller 
palpal organ. 
