Superfamily TENTHREDINOIDEA 81 



pravus Konow. Alaska; n. Eurasia. Host: Salix. 



A)nauro7iematus pravus Konow, 1896. Termes. Fuzetek 18: 176. 9. 



rapax (Cresson). Nev. 



Nematus rapax Cresson, 1880. Amer. Ent. Soc, Trans. 8: 4. 6. 



sagmarius Konow. Ont., Man., N. W. T., Alta., Alaska; Eurasia. Host: Salix. 

 Aniauronematus sagDiarius Konow, 1896. Termes. Fuzetek 18: 177. 9, 6. 

 Ayuauroneyyiatiis viduatiims Malaise, 1931. Arkiv for Zool. 23A: 40. 



Taxonomy: Benson, 1962. Brit. Mus. (Nat. Hist.) Ent., Bui. 12: 399. 

 semilacteus (Zaddach). B. C (Vernon); n. and cent. Europe. Host: Salix. 



Neiuatus semilacteus Zaddach, 1883. Phys. Okonom. Gesell. Konigsberg., Schr. 24: 148. 9. 



Taxonomy: Vikberg and Kontuniemi, 1971. Ann. Ent. Fenn. 37: 89-95 (male, female, larva). 

 stordalensis (Strand). Baffin Is., Ellesmere Is., N. W. T., Alaska; Siberia. 



Nematus stordalensis Strand, 1905. Second Norw. Arctic Exped. "Fram" Rpt., no. 3, p. 7. 



9,cJ. 

 Nematus marginifer Strand, 1905. Second Norw. Arctic Exped. "Fram" Rpt., no. 3, p. 8. S. 

 Amauronematus cogitatus MacGillivray, 1919. Rpt. Canad. Arctic Exped. 1913-1918, v. 3G, 

 p. 150. 



Taxonomy: Benson, 1962. Brit. Mus. (Nat. Hist.) Ent., Bui. 12: 400. —Vikberg, 1970. Ann. 

 Ent. Fenn. 36: 84-91 (description, distribution, separation from related species). 

 tillbergi Malaise. N. W. T., Alaska; arctic Europe and Siberia. Host: Salix. 

 Amauronematus tillbergi Malaise, 1920. Ent. Tidskr. 40: 125. 9. 

 Amauronematus rex Benson, 1948. Ent. Monthly Mag. 84: 32. 9. 



Taxonomy: Lindqvist, 1972. Notulae Ent. 52: 71. 

 trifasciatus (MacGilHvray). N. W. T. 



Pontania trifasciata MacGillivray, 1919. Rpt. Canad. Arctic Exped. 1913-1918, v. 3G, p. 

 IIG. 9. 

 variator (Ruthe). Man., N. W. T., Yukon, Alaska; Eurasia. Host: Salix. 

 Nematus variator Ruthe, 1859. Stettin Ent. Ztg. 20: 308. 9. 



Taxonomy: Benson, 1962. Brit. Mus. (Nat. Hst.) Ent., Bui. 12: 398-399. 



venerandus MacGillivray. Maine. 



Amauronematus venerandus MacGilHvray, 1921. N. Y. Ent. Soc, Jour. 29: 30. 6 . 



ventosus MacGillivray. Alaska. 



Amauronematus ventosus MacGillivray, 1923. N. Y. Ent. Soc, Jour. 31: 169. 9. 



verbosus MacGillivray. Maine. 



Amauronematus verbosus MacGillivray, 1921. N. Y. Ent. Soc, Jour. 29: 29. 9. 



vicinalis (Cresson). CaHf. 



Neynatus vicinalis Cresson, 1880. Amer. Ent. Soc, Trans. 8: 4. 9. 

 viduatus (Zetterstedt). Ont., Sask.; Europe. 



Tenthredo viduata Zetterstedt, 1838. Ins. Lap., v. 1, p. 351. 9. 



Amauroneinatus viduatoides Lindqvist, 1959. Notulae Ent. 39: 127. 



Taxonomy: Benson, 1962. Brit. Mus. (Nat. Hist.) Ent., Bui. 12: 402. 



whitncyi Rohwer. Alaska. 



Amauronematus whitneyi Rohwer, 1920. U. S. Natl. Mus., Proc 57: 216. 9. 



xanthus Rohwer. Nebr. 



Amauronematiis xanthus Rohwer, 1909. Canad. Ent. 41: 18. 9. 



Genus DECANEMATUS Malaise 



Decanematxis Malaise, 1931. Arkiv for Zool. 23A: 31. 



Type-species: Decanematus longiserra Malaise. Orig. desig. 



A small genus found in northern Canada and northern Europe. 



Revision: Wong, 1968. Canad. Ent. 100: 84-86. 



