AUSTRALIAN OPILIONES. 39 



I. Carapace smooth or finel}^ granulated. 



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

 gular pattern round the margins and a similar 

 pattern behind the eye-tubercle; yellow spots in 

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



h^. Carapace orange, two black patches on the yellow eye- 

 tubercle ; legs verj' pale yellow ; a row of fine spines 

 ou upper surface of each segment of abdomen T. testacetis Hogg. 



C-. 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^nonyx rapax Sor. 



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

 1886, p. 58. 

 Locality. Fiji. 



Tri^enonyx coriacea Poc. 



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

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

 Locality. Auckland, N.Z. 



Tri.enonyx aspera Poc. 

 Log. cit. supra, p. 404. 



Mr. Pocock states that this species, only located as Australian, 

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

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

 spherical or nodular. 



Tri^nonyx testaceus Hogg. 



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

 nida3," Trans. N.Z. Inst. vol. xlii. 1910, p. 280. 

 Locality. New Zealand only. 



Tri.enonyx stewartius Hogg. 



H. R. Hogg, loc. cit. supra, p. 281. 

 Locality. Stewart Island, N.Z. 



Tbi.enonyx cockayni, sp. n. (PI. II. figs. 7 a-cl.) 



Colour. 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 dorsal surface is coai'sely 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 posteriorly. On the 



