MOUNT EOEAIMA IX BRITISH GUIANA. 07 



description by stating the cliaraeters of the male and some additional features of the 

 female. 



<^ . Colour, as in $ , a deep blackish brown ; hairs mostly olive-black, those on the 

 carapace, especially laterally, shining golden red, extremities of protarsi on upperside 

 also paler. Carapace flatter than in 2 , its length equal to patella -f three-fourtlis of 

 the tibia of the first and fourth leg, barely equal to protarsus of fourth. Labium (in s 

 and $ ) armed with a row of cusps varying in number from al)out four to nine ; maxilh« 

 also internally cuspidate. Palpus in <3 with the tibia almost as in 2 , but armed on 

 the inner side with six or more long strong spines, tliosc at the distal end protecting the 

 palpal organ when lying at rest backwards beneath the tilna ; tarsus long, like that 

 of the 9- , but scopulate only in its distal half beneath, excavated posteriorly ; spine 

 of palpal organ nearly straight, long, almost as broad at the base as the bulb and taperiu"- 

 aAvay to a fine point. Tibia of first leg without apical spur ; tibia of all the leo-s armed 

 with many long and strong spines : protarsus of first leg armed with two inferior spines 

 at base of scopula, which covers less than the ajiical half of the segment ; protarsus of 

 second armed with three spines, scopula short and scanty as in first leg ; protarsi of third 

 and fourth armed with many long and strong spines. (In the $ the anterior legs and 

 palpi are armed only with spiaiform setie and the scopuhe extend practically to the base 

 of the protarsi.) 



Measurements in millimetres. — 6 . Total length 12 ; length of carapace G-5, of 1st leg 

 23, of 4th leg 26. 



Family AXYPH^XID^. 

 Genus Anyph-«na, Sund. 



ANYPH.EXA QUELCHII (Poc). 



Aysha Quelchii, Pocock, Auu. & Mag. Nat. Hist. (6) xvi. pp. 140-142, fig. (1895). 



Loc. P^oraima (summit, 8600 feet). Adult males and females. 



On his previous expedition to Roraima, Mr. Quelch procured the only two specimens 

 of this species, an adult male and an immature female. I take the opportunity of 

 figuring the vulva (fig. 2 c) of the adult female and the tibial spur of palpus of the 

 male (fig. 2d). 



Family PISAURID/E. 



Genus Trechalea, Thorell. 

 (= Trichiria, V,. Koch.) 



Trechalea Maccoxxelli, sp. n. 



Colour. Carapace blackish, with pale lateral border and narrow radiating pale stripes, 

 the intervals between the radiating lines also ornamented with short flavous lines. 

 Clypeus pallid, with a broad dark baud on each side, running upwards and inwards from 

 the lateral angle; mandible black, clothed with loug yellow hairs, the yellow field 



SECOND SERIES. — ZOOLOGY, VOL. VIII. \{) 



