70 



Type. — I. 1978, South Australian Museum. A female on 

 a slide. 



Acolus speciossissimus, sp. nov. 



9 . Golden-yellow ; a square patch near the cephalie 

 margin of mesonotum mesad, a transverse band occupying 

 cephalic half of scutellum, and the metanotum, dusky-black- 

 ish ; eyes and ocelli black. Mesonotum and scutellum densely 

 shagreened ; metathorax short, longitudinally rugose, with a 

 blunt spine at its caudal margin mesad, and one at each caudo- 

 lateral extremity. Abdomen no longer or wider than the 

 thorax ; first and second segments striate ; third finely reticu- 

 lately rugose. Antennae 7-jointed; scape long and slender, 

 equal to pedicel and funicle- joints united ; pedicel nearly twice 

 as long as wide ; funicle- joints much narrower than pedicel, 

 first a little longer than wide; 2-4 short, transverse; club as 

 long as scape, about twice as long as its greatest width. Man- 

 dibles strongly tridentate. Forewings reaching apex of ab- 

 domen ; moderately broad ; hyaline, with a transverse black 

 band involving the marginal and stigmal veins, and a lighter 

 band at apex, the latter band being much wider than the 

 first ; the hyaline band between the two dark bands is as- 

 wide as the first dark band ; marginal cilia moderately long ; 

 discal cilia fine, very dense ; submarginal vein attaining the 

 costa slightly before middle of wing ; marginal vein short ; 

 stigmal vein rather long, scarcely oblique, its apex curved 

 slightly disto-cephalad ; basal vein not indicated. Length,. 

 1*40 mm. 



Hab. — North Queensland : Kuranda. Described from one 

 female caught by sweeping foliage in jungle, 1,200 ft., Decem- 

 ber 2, 1913 (A. P. Dodd). 



Type. — I. 1979, South Australian Museum. A female on 

 a tag, plus a slide bearing head, antennae, and forewings. 



Table of Australian Species of Acolus, Foerster. 



Females. 



(1) Head and thorax black; abdomen 



usually dark-brown or black ... (2) 

 Head, thorax, and abdomen golden- 

 yellow, or brownish-yellow, some- 

 times marked with black (6) 



(2) Abdomen bright golden-yellow ... seminitidus, Dodd 

 Abdomen, except sometimes the 



first segment, dark-brown or 

 black (3) 



(3) First abdominal segment honey or 



golden-yellow (4) 



Abdomen wholly dark-brown or 



black (5) 



(4) Basal vein not indicated flavipes, Dodd 



Basal vein present, distinct ... silvcnsis, Dodd 



