HYMENOPTERA. 31? 



16. PlSON RUFIPES. 



Pison (Pisonitus) rufipes, Shuck. Trans. Ent. Soc. ii. 79. 8 ? . 

 Hab. Van Piemen's Land. (Type in Coll. F. Smith.) 



17. PISON MOROSUS. B.M. 

 Pison morosus, White, Voy. Erebus and Terror. 



Female. Length 4 lines. Jet-black : the face with a little 

 silvery pubescence, the head opake. The mesothorax very deli- 

 cately and closely punctured ; an abbreviated shining raised line 

 on each side over the tegulae ; the metathorax obliquely strigose, 

 the central channel slightly impressed, the striae uniting and cross- 

 ing it; the truncation transversely rugose, its margin slightly 

 rounded ; the wings hyaline, their apical margins slightly fuscous, 

 the two recurrent nervures uniting with the nervures of the pe- 

 tiolated submarginal cell. Abdomen smooth and shining, the 

 margins of the segments slightly depressed. 



Hab. New Zealand. 



18. PISON PARAENSIS. 



Pison Paraensis, Spin. Mem. Accad. Torino, xiii. 58. 40 (1853). 

 Hab. Brazil (Para). 



19. PISON CHILENSIS. 



Pison Chilensis, Spin. Gay's Chili, vi. '3'26. 1. 

 Hab. Chili. 



20. PlSON AREOLATUS. 



Pison areolatus, Spin. Gay's Chili, vi. 3:27 2. 

 Hab. Chili. 



21. PISON LJSVIS. B.M. 



Female. Length 3i lines. Head opake, the face covered with 

 silvery pubescence; the metathorax smooth and shining, with a 

 few scattered punctures at the sides, the central channel without 

 a carina; a deep elongate-ovate fossula in the middle of the 

 truncation, the margins of the latter rounded ; the wings slightly 

 fuscous, the nervures black ; the two recurrent nervures uniting 

 with the nervures of the petiolated submarginal cell. Abdomen 

 smooth and shining, very delicately punctured, the margins of 

 the segments slightly depressed. 



Hab. Georgia. 



