74 Hymenoptera in America North of Mexico 



s-pomum (Walsh). 111. Ecology: Produces a leaf gall. Host: Salix. 



Neynatus s. pomum Walsh, 1866. Ent. Soc. Phila., Proc. 6: 255. 9,6, gall, larva- 



Neinatus hospes Walsh, 1866. Ent. Soc. Phila., Proc. 6: 261. 9,6. 



Nematus salicis-pomuyn Thomas, 1881. State Ent. 111. Rpt. 10: 68. gall, larva. 



Poniania pomum Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 36. Eme^nd. 

 stigmatalis Marlatt. Oreg. (Mt. Hood). 



Pontania stigmatalis Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 39. 9. 

 subatrata MacGillivray. Alaska. 



Pontania subatrata MacGillivray, 1921. Calif. Acad. Sci., Proc. (ser. 4) 11: 189. 6. 

 sublorata MacGillivray. Alaska. 



Pontania sublorata MacGillivray, 1921. Calif. Acad. Sci., Proc. (ser. 4) 11: 190. 6. 

 sulphurea Marlatt. Mont., Nev. 



Pontania sulphurea Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 41. 9, 6. 

 truncata Marlatt. Calif. 



Pontania truncata Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 38. 9. 



Genus PHYLLOCOLPA Benson 



Phyllocolpa Benson, 1960. Ent. Monthly Mag. 96: 60. 



Type-species: Nematus leucapsis Tischbein. Orig. desig. 



Larvae of this holarctic genus live in rolled leaves or rolled leaf edges of Salix or Populus. 

 This genus is in need of study. The following is mostly a list of described species with their type 

 localities without regard to possible synonymy. Benson (1960) established two species groups. 



Revision: Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 24-30 (Pontania, Group I). 

 — Ross, 1929. Ent. Soc. Wash., Proc. 31: 91-97 (Marlatt's Group I of Pontania). 



Taxonomy: Benson, 1960. Brit. Mus. (Nat. Hist.) Ent., Bui. 8: 380-381 (section A of 

 Pontania). —Benson, 1962. Brit. Mus. (Nat. Hist.) Ent., Bui. 12: 403 (holarctic species). 



Biology: Smith, 1970. Ent. Soc. Amer., Ann. 63: 36-51. 



Morphology: Smith, 1968. Ent. Soc. Amer., Ann. 61: 1389-1407. 

 acuminata (Marlatt). Mich. 



Pontania aciuninata Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 32. 9. 

 acutiserra (Lindqvist). Man. (Churchill); Lapland, Scotland. Host: Salix. 



Pontania acutiserra Lindqvist, 1949. Notulae Ent. 28: 66. 9, 6. 



Biology: Vikberg, 1970. Ann. Ent. Fenn. 36: 11 (in Finland). 

 agama (Rohwer). CaHf. 



Pontania agama Rohwer, 1912. U. S. Natl. Mus., Proc. 43: 242. 9. 



Pontania foveata Rohwer, 1912. U. S. Natl. Mus., Proc. 43: 243. 9. 

 bozemani (Cooley). Sask., Alta., Mont. Host: Populus. Poplar leaffolding sawfly. 



Pontania bozemani Cooley, 1903. Canad. Ent. 35: 197. 9,6. 



Biology: Cooley, 1903. Mont. Agr. Expt. Sta. Bui. 46: 113-118. 

 coriacea (Benson). Alta. (Lake Louise); Scandinavia, Switzerland. Host: Salix. 

 Nematus (Pontania) coriacea Benson, 1953. Ent. Monthly Mag. 89: 150. 9,6. 



Biology: Vikberg, 1970. Ann. Ent. Fenn. 36: 12 (in Finland). 

 cressoni (Marlatt). Wash. 



Pontania cressoni Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 26. 9. 

 excavata (Marlatt). Colo., Alaska, Calif.; Europe to Siberia. Ecology: Larva Hves in rolled leaf 

 edge. Host: Salix petandra. 



Pontania excavata Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 30. 9, 6. 



Pontania megacephala Rohwer, 1908. Canad. Ent. 40: 47. 6. 



Pontania destricta MacGillivray, 1923. N. Y. Ent. Soc, Jour. 31: 168. 9. 



Pontania apicifrons Malaise, 1932. Arkiv for Zool. 23A: 33. 9, 6. 



Pontania carinifrons Benson, 1940. Ent. Monthly Mag. 76: 210. 9,6. 



Taxonomy: Benson, 1960. Ent. Monthly Mag. 96: 60. 



