OF NEW ZEALAND. 91 



protuberance between the antennae. Eyes prominent. Antennas 

 brown, green at the base. Prothorax much dilated and obtusely 

 angular in the middle on each side ; lateral keels not defined ; hind 

 border slightly rounded. Mesothorax, metathorax, and abdomen 

 mostly ferruginous. Cerci black. Oviduct brown, paler towards the 

 tip, longer than the abdomen. Legs slender; hind femora with a 

 single row of five very minute black spines ; four anterior tibise with 

 a few small spines on each side beneath ; hind tibiae with numerous 

 very minute spines in four rows. 



Var. /3. Testaceous. Prothorax with the stripe only indicated by 

 two interrupted brown lines. 



Length of the body, 7k lines ; of the wings, 22 lines. 



Male (?). Grass-green, short, smooth, shining. Prothorax and 

 vertex of the head with a brown stripe, which is forked hindward in 

 the former. Head slightly ascending, prominent and rounded between 

 the antennae ; fore part oblique ; front and face large, separated by a 

 slight transverse suture. Eyes brown, irregularly tessellated with 

 testaceous, rather large and prominent. Antennae testaceous, with 

 numerous brown rings. Prothorax partly testaceous in the disc, which 

 has an irregular brown mark on each side ; lateral keels not defined ; 

 sides much dilated, obtusely angular, partly bordered with brown ; 

 hind border rounded. Abdomen whitish, much longer than the pro- 

 thorax, with a broad black stripe which occupies the whole of the tip. 

 Cerci black, rather long. Legs testaceous ; femora minutely reddish- 

 speckled ; hind femora beneath with a line of four minute black 

 spines ; four anterior tibiae with two rows of minute spines beneath ; 

 hind tibiae with two rows of numerous minute black spines beneath, 

 and with a few of the same above, their apical sg^irs very short. Fore 

 wings pellucid, as long as the abdomen, with a black costal stripe 

 along half the length from the base ; veins pale testaceous. 



Length of the body, 6 lines. 



New Zealand (Bolton and Colcnso). 



Family — Acrididje. 

 . Head vertical ; body laterally compressed ; forehead with a longi- 

 tudinal keel ; antennae generally short, filiform ; elytra small, with no 

 sound-organs. Tarsi three-jointed; claws generally with a distinct 

 pulvillus. Oviduct not prolonged. 



Genus-CALOPTENUS. 

 Bui^meister. 

 Prothorax not crested, but with three keels ; prosternal spine 

 7^ 



