262 



Tenthredo atravenus MacGillivray 



Can. Ent., Vol. XXVII, No. 10, October, 1895, p. 283. 



Type. — (5 : Juliaetta, Idaho (J. M. Aldrich). 

 Tenthredo bilineatus MacGillivray 



Can. Ent., Vol. XXVII, No. 10, October, 1895, p. 282. 



Type.— 2: Ithaca, New York, July 1, 1894. 

 Tenthredo capitatus MacGillivray 



Journ. N. Y. Ent. Soc, Vol. V, No. 3, September, 1897, p. 108. 



Type. — 5: Olympia, "Washington, May 25, 1894 (T. Kincaid). 

 Tenthredo causatus MacGillivray 



Can. Ent., Vol. XXXII, No. 6, June, 1900, p. 178. 



Type.— ^: Ithaca, New York, June 19, 1897. 

 Tenthredo dubitatus MacGillivray 



Journ. N. Y. Ent. Soc. Vol. V, No. 3, September. 1897. p. 103. 



Type.— 3: Jay, Vermont, July 15, 1891 (A. P. Morse). 



Specific name emended to duhitata by MacGillivray in 1916. Now con- 

 sidered as a color variant of Tenthredella grandis (Norton). 

 Tenthredo fernaldii MacGillivray 



Can. Ent., Vol. XXXII, No. 6, June, 1900, p. 177. 



Type. — $ : Amherst (Hatch Experiment Station), Massachusetts, July 8, 

 1895 (C. H. Fernald). 



Specific name emended to fernaldi by MacGillivray in 1916. Now considered 

 as a color variant of Tenthredo [Allantus] duhia (Norton). 

 Tenthredo hyalinus MacGillivray 



Journ. N. Y. Ent. Soc, Vol. V, No. 3, September, 1897, p. 108. 



Type.— 3: Plattsburg, New York, June 12, 1894 (H. G. Dyar). 

 Tenthredo junghannsii MacGillivray 



Can. Ent., Vol. XXXII, No. 6, June, 1900 ,p. 179. 



Type. — 9: Ithaca, New York, June 19, 1895 (R. L. Junghanns). 



Paratypes. — $: Ithaca, New York, June 19, 1895 (R. L. Junghanns). 

 Tenthredo lateralba MacGillivray 



Journ. N. Y. Ent. Soc, Vol. V, No. 3, September, 1897, p. 108. 



Type.— 9: Colorado, 1342 (C. F. Baker). 

 Tenthredo linipes MacGillivray 



Journ. N. Y. Ent. Soc, Vol. V, No. 3, September, 1897, p. 104. 



Type. — $ : Olympia, Washington, June 1, 1894 (T. Kincaid). 



Paratypes. — $ : Olympia, Washington, May 16, 1897 (T. Kincaid). 

 Tenthredo lunatus MacGillivray 



Can. Ent., Vol. XXXII, No. 6, June, 1900, p. 180. 



Type. — 5: Olympia, Washington, May 10, 1894 (T. Kincaid). 

 Tenthredo magnatus MacGillivray 



Journ. N. Y. Ent. Soc, Vol. V, No. 3, September, 1897, p. 107. 



Type.— 5: Olympia, Washington, July 30, 1893 (T. Kincaid). 

 Tenthredo messica MacGillivray 



Journ. N. Y. Ent. Soc, Vol. V, No. 3, September, 1897, p. 107. 



Type. — $ : Olympia, Washington, July 2, 1893 (T. Kincaid). 



Paratype. — $ : Olympia. Washington, June 13, 1894 (T. Kincaid). 

 Tenthredo messicaeformis Rohwer 



Can. Ent., Vol. XLI, No. 5, May, 1909, p. 147. 



Paratype. — S : Top of Las Vegas Range, New Mexico, June 28, (T. D. A. 

 Cockerell). 



Antennae are missing. 

 Tenthredo neoslossoni MacGillivray 



Can. Ent., Vol. XLVI, No. 4, April, 1914, p. 138. 



Type. — 9: Franconia, New Hampshire (A. T. Slosson). 



Now considered as a synonym of Tenthredella cogitans (Provancher). 



