108 HYMENOPTERA 



Male. Rather smaller than the female^ similar in colour and 

 pubescence, but more slender; the fourth and following segments 

 black. 



P. MARGiNATUs. Smith, Trans. Ent. Soc, 1876, p. 483, pi. IV., /. 2. 



Female. Head and thorax black ; abdomen ferruginous. The 

 head clothed with short decumbent golden pubescence ; a central 

 ovate spot on the clypeus and the mandibles ferruginous, the latter 

 black at their apex; the spot on the clypeus varies in shape, some- 

 times being angular or transverse ; the antennse black. Thorax 

 clothed with a similar pubescence to the head, but usually more or 

 less abraded on the disc ; the legs ferruginous, with their coxse black 

 and covered with a thin golden pile ; the claw-joints of the tarsi black ; 

 wings fulvo-hyaliuc, the nervures pale ferruginous ; the apex of the 

 wings with a broad dark-fuscous border extending to the middle of 

 the marginal cell and crossing both wings, but with a hyaline 

 incision at the lower margin of the third discoidal cell. Abdomen 

 smooth and shining. Length, 41— 6| lines. 



Male. Only diifers in being more slender, the antennae not being 

 convolute ; the spot on the clypeus obsolete ; the dark margin of the 

 wing not incised ; the fourth and following segments black. Length, 

 42 lines. 



West coast of the South Island. 



P. MACULiPENNis. Smith, Trans. Ent. Soc, 1876, p. 482. 



Female. Head and thorax black ; abdomen and legs ferruginous. 

 The front covered Avith golden pile; the anterior margin of the 

 clypeus, the three basal joints of the antennae, the palpi, and mandibles 

 ferruginous ; the palpi pale ; the base of the mandibles, and tij)s of the 

 joints of the antennae, black. The thorax covered with short decum- 

 bent golden pubescence, usually more or less abraded on the meso- 

 thorax, and thin and sparing on the pectus ; wings fulvo-hyaline, the 

 nervures pale ferruginous ; the stigma black, from which a pale fuscous 

 fascia crosses the wings to the middle of the third discoidal cell ; the 

 claw-joint of the tarsi black ; the legs very slightly spinose ; those on 

 the posterior tibiae very short, fine, and placed in rows at the side of a 

 slightly-raised longitudinal carina. Abdomen smooth and shining. 



Length, 5 lines. 



Peel Forest, Canterbury. 



P. DiLiGENs. Smith, Trans. Ent. Soc., 1876, ;j. 483, jw/. IV., /. 3. 

 Female. Black; the legs ferruginous. Head smooth, slightly 



