90 Mr. R. I. Pocock on the Genus Poecilotheria. 



for a short distance midway between the ocular tubercle 

 and the thoracic fovea. Abdomen ornamented above with a 

 broad whitish-yellow band, with its sinuous lateral edges 

 bordered with deep blackish brown ; sides of the upper 

 surface pale mouse-brown, and furnished with chocolate-brown 

 obliquely transverse stripes, which pass from the black edging 

 of the median band to the deep chocolate-brown colouring of 

 the lower surface; lower surface of abdomen and the epigastric 

 area in front of the generative fold deep chocolate-brown or 

 black, but behind the epigastric fold there is a broad trans- 

 verse yellowish-red band passing right across the abdomen 

 from side to side and embracing the posterior breathing- 

 organs. Mandibles dirty greyish-brown above, black below 

 towards the tip. Palpi greyish-white above, brownish on the 

 upperside of the femur and tarsus, with black lines on the 

 tibia and patella ; lower and inner sides of femur deep 

 velvety black ; patella white below, with a brown spot on 

 each side ; tibia whitish below, tinted with brown in the 

 middle, with a large brown patch on each side. Legs brown, 

 variegated with grey ; the extremities of the segments greyish 

 white, a pair of lines of white spots on the tibiae ; tarsi with 

 two pairs of reddish-brown spots — one pair at base, one at 

 apex ; coxa? and trochanters pale above ; lower and under 

 sides of femora, patella?, and tibia? of first and second legs 

 bright lemon-yellow, of third and fourth pairs bluish white ; 

 the femora and tibia? ornamented with a broad blackish-brown 

 band in the distal half, but with only a very small brownish 

 spot or stripe at the base of the inner side ; these bands are 

 narrower than the pale area at the base of the femora, but 

 thicker than that at the tip ; patella also with a brown stripe 

 or spot at the tip, this stripe on patella of third and fourth 

 very narrow ; base of protarsus of third and fourth bluish 

 grey. 



Carapace shorter than patella and tibia of first leg, almost 

 equal to those of second, exceeding those of fourth ; patella 

 and tibia of fourth less than of second. 



Femora of palp fringed externally and internally ; femora 

 of first and second leg also fringed externally and internally 

 at the apex ; the trochanters of the first and second legs also 

 fringed in front. 



Measurements in millimetres. — Total length 53 ; length of 

 carapace 25, width 21 ; length of first leg 75, of second 65, 

 of third 55, of fourth 67 ; patella and tibia of first 28, of 

 fourth 23-5 ; protarsus of fourth 15*8. 



hoc. Arkonam in the north Arcot District of the Madras 



