114 RECORliS or TIIK ArsTIIAI.lAX MI'SKCM. 



ArBAXITIS ITLCHELLUS, sp. 710V. 



(PI. xiv., ii^. 11, and PI. xx'u., figs. 61, 62.) 



9- Cephalothorax, 11'6 mm. long, 7 mm. hi-oad ; abdomen, 14 mm. 

 long, S-8 mm. broad (PI. xiv., fig. 11). 



Cephalothorax. — Dark mahogany brown, pubescent, somewhat obovate. 

 I'ars cefihitlica strongly arched, raised, ascending,sides declivous, compressed, 

 truncated in front; ocular area broader than long, raised, arched, fringed 

 in front with short spines ; clypev>< deep, hyaline, indented at the middle. 

 Fars thoracica uneven, arclied, radial grooves distinct, sides undulating ; 

 thoracic fovea deep, sti'aight ; manjitial hand broad, pallid, fringed witli 

 black liairs Eyes. — Arranged in two rows of foui' eacli ; anterior row 

 strongly procurved, rear i-ecurved ; the lateral eyes of front row largest 

 of the gi-oup, somewhat elliptical, oblique, and sepai'ated from each other 

 by a space equal to three times their individual diameter ; anterior median 

 eyes round, and separated from each other by a space equal to fully once 

 their individual diameter ; rear lateral eyes scarcely as large as their an- 

 terior median neighbours ; rear median eyes smallest of the group and 

 widely separated from eaeli other ; each is close to but does not touch its 

 lateral neiglibours ; all eyes ringed with black (PI. xxii., tig. 61). Lfij--<. — 

 Strong, modei'ately long, concolorous with cephalothorax, hairy, but dis- 

 playing naked patches ; each tibia, metatarsus and tarsus bespined, those 

 on legs i. and ii. the longest and sti-ongest ; metatarsi ar.d tarsi i. and ii. 

 scopulated ; relative lengths : -t, 1, 2, ;>. Valpi . — Long, similar in colour, 

 clothing and armature to leg i. ; tarsus scopulated. Falces. — Projected 

 well forward, dai'k brown, hairy, but displaying naked patches ; outer 

 margin of the furrow of each falx armed with eight sti'ong teeth, and the 

 inner with six smaller ones : between these there is an intermediate vow 

 consisting of two small teeth ; rastelluui consists of three transverse rows 

 of teeth ; fang long, well curved, shining, dark brown, almost black. Mn.,- 

 ilUv. — Reddish-brown, hairy, arched, heel well lounded, inner angle at 

 anterior extremity terminating in an obtuse point, and ol)liquely directed ; 

 no spines present. Ijahlnni.- — Concolorous, arched, hairy, anterior angle 

 curved. Sternum. — Pyrifoi'm, arched, yellow, suffused at sides with 

 brown : clothed w^ith short black bristly haii's, posterioi' extremity term- 

 inating ol)tiisely between fourth pair of coxjv ; >•/;////(( mai'ginal. AhJnnten. 

 — Obovate, slightly overhanging base of cephalothorax ; superior surface 

 (lark bi'own, marked down the middle with a narrow somewhat interi uptcd 

 yellow line, on either side of wliicli ai-e vcllow spots and nuvrkings, the 

 latter liaving the a])j)eai aiice of broken transverse bands; sides daik 

 brown also, with biniken yellow nnirkings : inferior surface hairy, yellow, 

 marked laterally with dark brown spots fPI. x.\ii.. lig. (!2). Si>'nnicrets. — 

 Yellow, liaiiy: supei'ior s|iinnei s lia ve tlic lii'st joint niucli tlie longest, 

 and the apical, which is donn.'d, is shortei' than the second : inferior spin- 

 ners vei-y short, and separated from each otlu'r by a space equal to oiu-e 

 t hcii' individual diamrtcr. 



II ah. — TaiMbourinc .Mountain, (^)uc('nsland. 



