ACRIDID^. 615 



Australasia. 



A. Fore wings not shorter than the body. 



a. Hind wings colourless. . . - - . illepida 



b. Hind wings coloured. 



* Body stout. - - - - - - fortis. 



** Body slender. 



f Hind wings yellow. . _ . . . nana, 



ft Hind wings lurid. . . _ _ - ferrina. 



B. Fore wings shorter than the body. - - - nigrovaria. 



The tendency of this species to the Caloptenus-type is more slight 

 than that of the African form before mentioned. 



Cyrtacanthacris illepida. 

 parvula, page 567. Nomen bis lectum. 

 a — d. Aneiteum, New Hebrides. 

 North Hebrides by a misprint in page 568. 



Australia. 



A. Hind wings blue at the base. . - - - basalis. 



B. Hind wings not blue at the base. 



a. Prothoiax with no pale dorsal stripe. 



* Spines of the hind tibiae red. 



t Protborax deflexed on each side of the keel. - irregularis. 



■\f Prothorax with a nearly flat disk. - nanula and rubiginosa. 



The prothorax of C. nanula widens more abruptly than that of 



C. rubiginosa towards the hind border, ils prosternal spine is a Utile more 

 slender, and its hind femora have two black spots on the outer side. 



** Spines of the hind tibiae whitish. - _ - - sparsa. 



b. Prothorax with a pale dorsal stripe. 



* Hind border of the prothorax much rounded. 



f Spines of the hind tibiae yellow. ... imitatrix. 

 ff Spines of the hind lildce white. 



X Stripe of the prothorax narrow. ... guttulosa. 



IJ Stripe of the prothorax moderately broad. - ex;icta. 



** Hiud border of the prothorax hardly angular. - plagiala. 



CVIITACANTHACRIS HUBIGINOSA. 



Foeni. Ferntgineo-fulva, gracilis ; ■prothorax suhcarinatus, suhliliter 

 scaber ; prothoraci^ spina crassa ubliqua, oblusa, mesoslernum fere 

 alii n gens ; proslerni spina craisa, obliqua, oblnsa, mesosternitm fere 

 allingens ; femora poslica intus nigro bimaculala ; alee anlicm 

 cinerecB, corpore paullo breviores, slriga discoidali anlemedia vcnulis- 

 que Iraiisversis nigricanlibus. 



Female. Ferruginous-tawny, slender. Head smooth ; vertex narrow 

 between the eyes, tip hexagonal ; front slightly punctured, with four well- 



