BY F. AV. GODING. 15 



■*A. TRISPINIFER, Fairm. 



(Plate i., fig. 7.) 



1846, Centrotus trispinifer^ Ann. Soc. Ent. Fr. (2), iv. p. 515, 

 pi. viii., fig. 35. 



Head fuscous, recurved, ocelli on a line with the centre of, and 

 a little nearer to each other than to the eyes. 



Prothorax ferruginous brown to piceous ; armed over each 

 lateral angle with a long, sharp horn, extending directly outward, 

 apex turned a little downward and backward, superior surface 

 with two small carinse; dorsal horn triangular, stout and pointed; 

 posterior process sulcate above the basal half, then forming an 

 obtuse angle, the apical half turned downward, not reaching apex 

 of abdomen. 



Tegmina ferruginous, costa, base, and apical third somewhat 

 opaque; corium with a light transverse band passing across the 

 middle; exterior discoidal cell about one-half the size of interior. 



Chest black, with a light ferruginous spot on each side. 



Legs fuscous. 



Long. ^6, 9 7; lat. (inch lat. corn.) (J 4, ^ 4 mm. 



Type in Coll. Westwood. 



Hoh. — New Holland (Fairmaire) : Huon R., Hobart, Mount 

 Wellington, Tasmania (Lea) : Tweed R., N.S.W. (Lea); Glouces- 

 ter, N.S.W. (Froggatt) : South Australia (Tepper) : Victoria 

 (Kershaw). 



*A. GRACILISPINUS, Stal. 



1869, Ofv. K. Vet. Akad. Forh. p. 287. 



Ferruginous, some silky white pubescence. 



Prothorax punctured; lateral horns long, turned directly out- 

 ward and obliquely upward, lightly decurved toward apex; the 

 dorsal horn is erect, slender, rather long; posterior process dis- 

 tinctly curved behind the middle, while in front it is a little 

 elevated. 



Tegmina grayish hyaline, bases and towards apices ferruginous, 

 base and costa punctured. 



