6 Mr. F. Smith's descriptions of new species 



Spilomicrus quadriceps. 



Length 1^ lines. Head and thorax shining and nigro- 

 feneous; abdomen black. Head quadrate, pmictm-ed, 

 most closely so at the sides of the vertex. Thorax punc- 

 tm^ed, and Avith a suture crossing between the tegulte ; 

 an im])ressed curved line runs from the suture on each 

 side, diverging outAvardly to the anterior margin of the 

 mesothorax; a shorter line running between it and the 

 tegulte; the scutellum punctured; the metathorax pubes- 

 cent, and having a deep central longitudinal depression; 

 posteriorly emarginate, the angles of the emargination 

 produced and acute; wings pale, fulvo-hyaline and iri- 

 descent; the stigma black, the nervures at the base pale 

 testaceous; legs black, with the base and apex of the 

 joints ferruginous. Abdomen black, smooth, shining and 

 impunctate ; the petiole with two longitudinal impressed 

 lines. 



Fam. FOEMICID^E. 



Formica Zealandica. 



Female. — Length 2| lines. The abdomen black, the 

 head and thorax blackish-brown, covered with a fine cine- 

 reous pile, which is most dense on the abdomen ; the man- 

 dibles, the scape of the antennae and the flagellum at their 

 base and apex pale rufo-testaceous. Thorax ovate, smooth 

 and shining ; the metathorax obliquely truncate ; the 

 femora rufo-fuscous, with their apex, the tibiae and tarsi 

 pale rufo-testaceous; the tibiae usually more or less fus- 

 cous in the middle. Abdomen ovate, shining, and with 

 the margins of the segments very narrowly testaceous ; 

 the scape of the petiole ovate and emarginate above. 



Fam. POMPILID^. 



Priocnemis nitidiventris. 



Female. — Length 4^ lines. Jet black ; the abdomen 

 smooth, shining and impunctate. The head very finely 

 and closely punctured, Avith larger shallow punctures 

 thinly interspersed ; a little cinereous pubescence on the 

 sides of the face below the antenna? ; the anterior margin 

 of the clypeus rounded ; the tips of the mandibles ferru- 

 ginous. The thorax very delicately pimctured ; the legs, 

 with the spines at the apex of the tibia, black, and the 



