58 SUPPLEMENT. 



Female. Ferruginous. Head and prothorax with two yellow stripes, 

 which are marginal in the latter. Head much shorter than the prothorax ; 

 vertex with two yellow stripes, which do not extend in front of the eyes ; 

 tip elongate-conical ; front scabrous, oblique, with four slight keels, the 

 inner keels nearly contiguous. Eyes tawny, elliptical, oblique, slightly 

 prominent. Prothorax scabrous, with three slight transverse impressed 

 lines and with a very slight keel ; fore border, sides and hind border 

 nearly straight. Hind femora as long as the abdomen ; hind tibiae shorter 

 than the hind femora, with two rows of spines above. Wings rudimentary. 

 Hind wings rose-colour. Length of the body 12 lines. 



a. Australia. From Mr. Daniel's collection. 



Page 562. 



Cyrtacanthacris prasina. 



This species and C. auricornis are probably varieties of one species, in 

 which, and in C. pictipes, the longer body, the longer hind legs and the 

 shorter fore wings recede from the typical form; it is near allied to the 

 genus Heteracris. 



Page 564. 



Cyrtacanthacris flavicornis. 



It has a peculiar structure, and seems to represent the Americau 

 genus Tropidacris. 



Page 566. 



Cyrtacanthacris obliqua. 



Fcem. Teslacea, gracilis; fastigium planum, snbhexagonale ; frons scabra, 

 carinis quatnor bene determinates ; prothorax scaber, carinulis tribus 

 piceis ; proslerni spina transversa, crassa, obtusa, subobliqua ; pecttis 

 utrinquc slrigis obliquis ferrugineis unaque Jlavescente alba; femora 

 poslica intus vitta rufa vittaque nigra informi interrupta ; libice 

 poslicce rufcc, spinis albiclis apice nigris ; alee antiece vitta e maculis 

 fuscis subquadratis, venulis transversis exlerioribus fusco nebulosis. 



Female. Testaceous, slender. Head smooth above ; tip of the vertex flat, 

 subhexagonal, slightly transverse ; front scabrous, slightly oblique, with 

 four strongly-marked keels, inner keels parallel, outer keels diverging. 

 Eyes piceous, elongate-elliptical. Prothorax scabrous, nearly flat above, 

 with a slight piceous keel, and with three slight transverse impressed lines; 

 sides abruptly decumbent from the edges of the disk, which are slightly 

 piceous; fore border slightly rounded; sides very slightly angular ; hind 

 border much rounded. Piosternal spine thick, obtuse, slightly oblique, its 

 depth exceeding its breadth. Pectus on each side with three ferruginous 

 oblique streaks, and with a posterior yellowish white streak. Hind femora 

 a little shorter than the abdomen, with a red stripe, and with an irregular 

 and interrupted black stripe on the inner side; hind tibia? red, much 

 shorter than the hind femora, their spines whitish, with black tips. Fore 

 wings extending somewhat beyond the abdomen, with a stripe of sub' 



