239 



shows no trans-lamella, and there are no superior bristles; 

 the pseudostigmatic organ is setaceous (not enlarged at tip). 

 The legs show only slender simple bristles; the femora are not 

 margined. The globose abdomen is without hairs; the 

 genital aperture is nearly square and almost twice its length 

 in front of the very much larger anal aperture : this is fully 

 twice as long and nearly twice as wide as the genital aperture, 

 and is widest in posterior part. The coxal plate shows three 

 short lines each side, the posterior two united at inner ends. 

 Length, - 6 mm. 



Hah. — Tasmania : Latrobe, Burnie, and Hobart, with 

 Amblyopone avstralis and Ectaton/ma metallic// m . 



Notaspis spinulosa, Michael. 

 Specimens of this large, bristly species were taken at 

 Hobart, Tasmania, with the ant Iridomyrmex. It was 

 described from New Zealand, and agrees well with Michael's 

 description and fine figures. 



TYROGLYPHIDAE. 



Tyroglyphus inaequalis, n. sp. 

 PI. xxx., fig. 50. 



Pale-yellowish, with dark spot each side on abdomen. 

 Body fully twice as long as broad ; abdomen in the female 

 rather emarginate behind in middle, and here with three 

 long hairs on each side, one of them about as long as the 

 body, others as long as the width of the body. Cephalothorax 

 with four large, subequal bristles above on the posterior part 

 and two long ones in front. Legs rather short; leg 1 larger 

 than the other pairs, and in male much enlarged, but not 

 toothed. The hind tarsi very slender; all legs with few hairs 

 or bristles, that at tip of penultimate joint the largest ; in 

 hind legs the intermediate joints subequal in length, and 

 together nearly as long as the hind tarsus. Length, '3 mm. 



Hab. — New South Wales: Sydney, with Stenamma 

 longiceps (Lea collection). 



EXPLANATION OF PLATES. 



Plate XXIII. 

 Fig. 1. Trombidium aequalis, tarsus 1, palpus, hairs. 



2. Bhyncholophus retentus, palpus. 



3. ,, ,, leg 1 : hairs, beak. 



4. Bdella hospita, palpus, beak. 



5. Fessonia prominens, hairs, cephalothorax. 



6. Bhyncholophus attains, legs, palpus, hairs. 



7. Celaenopsis breviatus, venter." 



