STDI'IES IN AUSTRALIAN ARANBID.1': RAINBOW. 261 



MaxilJiV. — Ratlier short, divergent, arclied, iimer anpcles 

 fringed ; surface tliickly Btudded with Bniall, erect, conical 

 spines, and clothed (though not thickly) with lung liaii-s. 



Labi Kill. — Free, longer than broad, rounded at base and apex, 

 arched ti'ansversely and longitudinally ; the surface thickly 

 studded with small, erect, conical spines, and furnished with a 

 few long hairs. 



ISteniiiiii Moderately arched at sides, anterior angle deeply 



excavated to receive base of lip ; six large sub-marginal sigilla. 



Abdomen Moderately hairy. 



Spinners. — Four. Inferior mammillse short, separated from 

 each other by a space equal to about once their individual 

 transverse diameter ; superior mammillfe half the length of 

 cephalothorax, three-jointed; first joint longest and stoutest; 

 second joint shortest; third joint tapering, conical. 



PSELTIATKAX MOREAUr^-* Sj). UOV. 



(Figs. 68-70.) 



9 Cephalothorax, 10.8 mm. long, 10 mm. broad ; abdomen, 

 14.6 mm. long, 10.5 mm. broad. 



L'epldotJiorax. — Longer than broad, surface smooth and 

 shining, of a polished mahogany-brown colour, and having a 

 few short tine hairs sparingly distributed. Fars i:eph(dij'ii 

 high, strongly arched; posterior region compressed laterally ; 

 clijpeus pale, sloping, deep, sinuous, fui-nished with a cluster of 

 long and stout bristles below and in front of eyes ; ocular area 

 broader than long, distinctly raised, arched. P(/r,s- thonirira 

 broad, moderately arched, radial grooves deeply and broadly 

 depressed, lateral angles sinuous, posterior angle deeply exca- 

 vated ; fhordcic foveii (\ee\), Hivoiig\y recurved; martjinaJ baml 

 broad, pale, thinlj' fringed with rather short bristles. 



Eyes. — Poised upon a slightly raised, ai'ched, tubercular 

 eminence, aud distributed in two i-ows of four each ; anterior 

 row when viewed from the side has its front line sti'aight, and 

 its rear line recurved ; posterior row recurved ; median eyes 



3* In honour of Mr. S. J. U. Moreau. 



