locusttdj:. 286 



Female. Grass-green, partly testaceous. Head almost as broad as 

 the prothorax, with a porrect three-lobed protuberance between tlie 

 antennae; front sli;;hily oblique, reddish towards the face ; clypeus deep 

 fireen. Eyes fawn-colour, very prominent. Fourth joint of the inaxillary 

 palpi shorter than the ihird ; fillh much longer ihan the third. Prothorax 

 with two transverse furrows, the hinder one curved towards the fore one on 

 each side; sides much rounded; hind border slightly rounded. Oviduct 

 black, curved upward, green at the biise, reddish at the tip, rather shorter 

 than the abdomen. Legs rather short ; fuur anterior femora with a single 

 row of four spines; hind femora with two rows of minute spines; fore 

 tibite with six minute spines on each side; middle til)iie with seven ; hind 

 tibiae with four rows of minute spines; spines with black tips. Hind 

 wings ample, pellucid; veins green. Length of the body 14 lines; of the 

 wings 56 lines. 



17. LOCUSTA DECIICOIDES. 



Mas et foera. Testacea, fulvo varia ; caput cornu antico brevi-conico 

 porrecto, nonnunqunm aibido quadriiiueatum ; prothorax carinis 

 lateralibus bene deternmialis, laleribus vulde roiundatis nonnunquum 

 albidis ; pectus albo sexntriyatum ; abdominis Lalera fusco striyata ; 

 oviductus fere rectus, corpore paullo lonqior ; femora poslica biserialim 

 spinvlosa ; tibice quatuor anteriores supra unispinasce aut bispiiiosce ; 

 alee anliccB cinems, corpore multo lonyiores, vittis duabus e maculis 

 subquadralis fuscis vitlaque intermedia cervina. 



Male and female. Testaceous, here and there more or less tawny. 

 Head with a short porrect conical protuberance in front, not extending 

 beyond the first joint of the antennte ; front oblique; two whitish some- 

 times obsolete lines extending from the eyes to the hind border anrj two 

 others in some eases apparent between the eyes and the face. E\es 

 piceons, round, prominent. Maxillary palpi slender; fourth joint as lony- 

 as the third; fifth subclavate, darker at the tip, longer than the fourth. 

 Third joint of the labial palpi clavate, black at the tip. Prothorax with 

 two transverse furrows and with distinct lateral keels; sides much rounded, 

 sometimes whitish in the male ; hind border straij^ht, sli^jhtly elevated. 

 Three oblique white streaks on each side of the pectus. Abdomen with a 

 row of oblique brown streaks on each side. Oviduct almost straight, a 

 little longer than the body; sheath broader at the base. Legs rather long 

 and slender; hind femora with a row of several minute spines on each 

 side; four anterior tibiae wiih five rather long spines on each side and with 

 one or two above : hind tibia; with four rows of minute spines. Fore wings 

 cinereous, much longer than the body, a little longer than the hind wings, 

 with a fawn-coloured stripe between the externo-median vein and the 

 interno-median vein; a row of subquadrate brown spots on each side of the 

 stripe; veins fawn-colour or whitish. Hind wings pale cinereous ; veins 

 black; transverse sectors l»lackish-bordered. Var. /3. — Prothorax with two 

 more or less distinct whitish testaceous stripes which are bordered with 

 blackish and are undulating on the inner side; a little brown streak on 

 each side in the deflexed part. Length of the body 12 — 15 lines; expan- 

 sion of the fore wings 36 — 42 lines. 



a — c. Australia. Presented by the Haslar Hospital. 

 d — •/. Swan River. Presented by Sir J. Richardson. 



