Ar>^TKAi.iA\ ri;Ai'-i)(i()i; sni>Ki;s — i;.\iN'i;n\v a\i> tii.i.k ink. (i7 



.</(////(t marginal. Mnloineii. — Obovate, sli^-litly overliany-int^ base of cpjili- 

 alothorax, arched, dark brown, deiisel}' liairy. ><iiiiuiprt^ls. — Ooiicoloi-ons 

 with abdomen, hairy; first joint of snjterior j)air \on^, the third shortest 

 and domed; iiiFerioi- pair vei'y small, and separated from earli other by a 

 space equal to once tlieir individual diameter. 



Ob.-i. — A very distinct form. Unfortunately the specimen liad been 

 dried, consequently it was somewhat shrivelled, and as a result of di-yi'i^ 

 some of the leg spines had fallen off. 



IJah. — Bridg-ewater, South Australia (October, 1911). 



AgANU'TR ROHrSTA, .•>■/'. //(•)/'. 



(PI. xxi,, tigs, -to and -id) 



$. Cephalotliorax, 13-8 mm. long, 8 8 mm. bioad ; abdomen, 16-2 

 mm. long, 10 mm. broad. 



Ce^)haIot}iora,i'. — Obovate, yellow-brown, shining; [)iIose. Farf! ceph- 

 tdi'ca high, well arched, thoracic groove well defined ; a row of modei'ately 

 long, stiff bristles runs down the middle ; ocidar uren broader than long, 

 slightly raised and furnished witli a few long bristles ; cJtjpeus hyaline, 

 sloping forward, indented at the middle. Pars thnracica broad, moderately 

 arclied, retreating posteriorly, radial groove distinct; thoracic fovea deep, 

 procurved ; marginal hand pallid, fringed with fine yellow hairs. Eijesf. — 

 Distributed over three rows of 2, 2, 4. The two front eyes are near to the 

 edge of the clypeus, elliptical, and separated from each other by a space 

 equal to fully twice their individual diameter, and from those of the second 

 row by rather more than one ; the eyes of the second row are round, rather 

 small, and separated from eacli other by a space equal to more than once 

 their individual diameter ; posterior low distinctly procurved on the front 

 line and slightly recurved on the rear ; lateral eyes of this row equal in 

 size to the anterior eyes, elliptical, seated obliquely, and poised upon black 

 rings ; lear median eyes smallest of the group, and away from their lateral 

 neighbours; they are also widely i-emoved from each other (PI. xxi., 

 fig. 45). Legs. — Sturdy, not long, yellow-brown, clothed with long black 

 bristles, but displaying naked patches; tibias and metatarsi i. and ii. 

 armed with long, moderately strong spines, and those of legs iii. and iv. 

 with a few rather short ones; metatarsi and tarsi i. and ii. scopulated ; 

 relative lengths: 4, 1, 2, 3. Palin. — Similar in colour, clothing and 

 armature to legs i. and ii. ; tarsus scopulated. Falces. — Concolorous 

 with legs, shining, clothed with coarse bristles, but displaying naked 

 patches ; rasfeUnm consists of three transverse rows of teeth ; inner ridge 

 of the furrow of each falx armed with eight strong teeth, and the outer 

 with six ; in addition to these there is at the base an intermediate row of 

 four very small teeth. Maxilhv. — Shining, yellow-brown, hairy, arched, 

 heel well rounded, inner angle obtusely pointed at apex, no spines present. 

 Lahiurn. — Concolorous, normal, shining, arched, hairy, submerged. 

 Sternum. — Pyriform, concolourous also, uneven, moderately arched, haiiy, 

 anterior and intermediate sigilla marginal ; posterior pair large, submar- 

 ginal. Abdomen. — Obovate, arched, hairy, slightly overlianging base of 

 cephalothorax, chocolate-brown mottled with yellow ; four lung spots 



