56. NEMATUS. 149 



testaceous ; pectus black in the middle ; a black line down the hind 

 legs. Wings hyaline ; nervures piceous ; stigma yellowish ; three 

 subuiarginal cells. 



This species appears to be allied to K crassus, Esch. (obtusus, 

 Kirb.), from Alaska. 



Hab. Hudson's Bay. 



a-d. §. (Types of specie.-. > St. Martin's Falls, Dr. Barnstou. 



Albany River. 



34G. Neinatus placentus. 

 Nematus placentas, Nort. Trans. Amer. Ent. Soc. i. p. 213 (1867). 

 Hub. Canada, Labrador. 



347. Nematus agilis. 

 Nematus agilis, Cress. Tram. Amer. Ent. Soc. viii. p. 9(1880). 

 Hub. Nevada. 



348. Nematus nevadensis. 



Nematus nevadensis, ( 'res.-!. Trims. Amer. Ent. Soc. viii. p. 9 (1880). 



Hab. Nevada. 



'■'< ID. Nematus inquilinus. 



Nematus inquilinus, Walsh, Proc. Ent. Soc. Phil. vi. p. 260 (1866); 

 Nort. Trans. Amer. Ent. Soc. i. p. 213 (1867). 



Hab. North America. 



350. Nematus longulicornis. 



Neinatus longulicornis, Nort. Trans. Amer. Ent. Soc. i. p. 214, 



n. 87 (1867). 

 Nematus longicornis, Say (nee Esch.), Bost. Journ. i. p. 219, n. 3 



(1835). 



Hab. North America. 



351. Nematus trilineatus. 

 Nematus trilineatus, Nort, Trans. Amer. Ent. Soc. i. p. 215 (1867). 

 Hab. North America. 



352. Nematus vertebratus. 



. Nematus vertebratus, &??/, Bost. Jown. i. p. 218 (1835); Nort. Trans. 

 Amer. Ent. Soc. i. p. 215 (1867). 



Hab. Indiana, Connecticut. 



