226 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
Male (Type). Length 5.5mm. Length of cephalothorax 2.3 mm.; 
width, 2.4 mm. 
fem. tib.+ pat. met. 
Leg I 10.8mm. 12.2mm. 16.2 mm. 
Leg II 8.2 8.8 0) 
Leg III 6.5 all 8.8 
Leg IV 9.0 9.0 11.8 
Female. Length 5.5 mm. Length of cephalothorax 2.2 mm.; 
width 2.4 mm. 
fem. tib.+ pat. met. 
Leg I 10.8mm. 11.8 mm. 14.5 mm. 
Leg II 7.8 8.0 10.0 
Leg III 6.3 6.3 8.2 
Leg IV 8.8 8.8 LO 
(Because of the curling of the tarsi it is very difficult to determine 
their lengths accurately, so these are not given above). 
Locality — Huadquina, 5,000 feet, July. (Type, M. C. Z. 173, 
male; paratypes, M. C. Z. 174, one adult female and two immature 
specimens). 
Named for Mrs. Alfreda Mitchell Bingham. 
LITOPORUS ABERRANS, sp. nov. 
Plate 14, fig. 8, 9; Plate 15, fig. 1-3. 7 
Carapace dilute yellow, a deep brown or blackish median band 
extending from caudal margin across eye-area and down the clypeus 
to its lower edge, this band widening up the posterior declivity but 
of uniform width in front of this, enclosing a narrow paler longi- 
tudinal area between the eyes; a dark band extends on each side from 
the caudal end of the median band along the margin ectad and forward 
some distance in front of middle of length. Sternum brown, paler 
along borders. Legs brown, the femora each with a black annulus 
at distal end set off by a light ring adjacent to it on its proximal side, 
also somewhat darker at proximal end; patella dark; tibia with a 
dark annulus at each end; other joints not ringed. Abdomen with 
ground color whitish; above weakly suffused with blue and with 
deeper solid blue spots in a row each side of a middle stripe the row 
curving ectad at caudal end and not attaining the posterior end of 
abdomen; on each side a few less deeply colored spots; caudal surface 
