AUSTRALIAN OPILIONES. 



39 



b. Carapace smooth or finely gvainilated. 



a'-K Carapace yellow-brown, with a dark brown rectan- 

 gular pattern round the margins and a similar 

 pattern behind the eye-tul)ercle ; yellow spots in 



the posterior area between the two patterns T. variegata, sp. n. 



Carapace orange, two black patches on the yellow eye- 

 tubercle ; legs verj^ pale yellow ; a row of tine spines 



on upper surface of each segment of abdomen T. testaceus Hogg. 



c2. Carapace dark yellow-brown, a row of tubercles along 

 its posterior border in front of first rear segment ; 

 a longitudinal row of short bristles on the median 



line T. stewartius Hogg. 



Tri^^onyx rapax Sor. 



W. Sorensen in Koch & Keys. Die Araclin. Austr., Suppl. 

 1886, p. 58. 

 Locality. Fiji. 



TRIiENONYX CORIACEA Poc. 



R. I. Pocock, " Some new Harvest Spiders," Proc. Zool. Soc. 

 Lond. 1902, vol. ii. p. 403. 

 Locality. Auckland, N.Z. 



TrizEnonyx aspera Poc. 

 Log. cit. sicpra, p. 404. 



Mr. Pocock states that this species, only locate<l as Australian, 

 differs from other species in the formation of the end of the 

 tarsal joint, which, instead of being elongated, lias the last portion 

 spherical or nodnlar. 



Trianon Yx testaceus Hogg. 



H. R. Hogg, " Some New Zealand and Tasmanian Arach- 

 mda3," Trans. N.Z. Inst. vol. xlii. 1910, p. 280. 

 Locality. New Zealand only. 



Tri^nonyx stewartius Hogg. 



H. R. Hogg, loc. cit. stc2)ra, p. 281. 

 Locality. Stewart Island, N.Z. 



Tri.*:nonyx cockayni, sp. n. (PI. II. figs. 7 a-d.) 



Colo%ir. Male : orange, shaded in patches at the side, and in 

 the middle line and on the eye-tubercle with brown ; females 

 browner all over. Transverse lines of round orange spots on the 

 rear dorsal segments, the ventral segments yellow-brown and 

 smooth. The mandibles, and more faintly the upper sides of the 

 palpi, have a brown network pattern ; the legs are yellow, banded 

 with brown. 



The do7'sal surface is coarsely granulated. No raised tubercles 

 on the segments, but a short bristle on each round spot and no 

 spines on anterior margin of carapace. The eye-tubercle is 

 marginal, straight in front, but sloping posteriorl3\ On the 



