ICHNEUMON-FLIES OF AMERICA: 1. METOPIINAE 67 



along upper margin of pronotum, scutellum except for more or less 

 of its median basal part, postscutellum, sometimes spot on subtegular 

 ridge, rarely a spot on mesopleurum beneath front end of subtegular 

 ridge, sometimes small spots on meso- and metapleura next to middle 

 coxa, sometimes median spot or area on metapleurum, sometimes 

 spot at apex of second lateral area of propodeum, sometimes apex of 

 front trochanter of male, apex of middle trochanter of male, apex of 

 middle coxa, apex and more or less of upper front part of hind coxa, 

 hind trochanters, very small spot on apex of middle femur in front, 

 spot at apex of hind femur in front, first tergite except at base, rarely 

 apex of second tergite, apical 0.1 to 0.3 of third tergite, and apical 

 0.2 to 0.3 of fourth tergite, white; wings blackish, the front half of 

 front wing a little darker; male genitalia pale brown. 



The type of M. robustus is very extensively marked with white. 

 A female from Sewanee, Tenn., has the white markings alxnost as 

 extensive as in the type of M. robustus. The rest of the specimens 

 have less white and correspond rather closely with the type of M. 

 harbecki. 



Specimens: cf, Washington, D. C, June 24, 1943, M. Vogel 

 (Townes). cf, D. C, June 27, 1920, J. C. Bridwell (Washington). 

 d\ Washington, D. C, September 29, F. Knab (Washington). 9, 

 Atlanta, Ga., Oct. 3, 1942, V. Nabokov (Cambridge). 9 (type of 

 robustus), Maryland (Philadelphia). 9, Overland, Mo., Aug. 2, 



1934, B. H. Pickel (Townes). cf, New Rochelle, N. Y., July 10, 



1935, M. A. Cazier (New York). 9, Green Village, N. J., Dec. 2, 

 1930, Chas. Rummel (Washington). 9, Moorestown, N. J., June 27, 

 1939, H. and M. Townes (Townes). 9, Passaic Junction, N. J., 

 Sept. 29, 1935, M. A. Cazier (New York). 9, Raleigh, N. C, early 

 October 1917, J. E. Eckert (Washington), cf, Zaleski, Ohio, June 

 16, 1939, R. C. Barnes (St. Paul). d% Gladwyn, Pa., June 27, 1934, 

 M. A. Cazier (New York), cf (type of harbecki), Germantown, 

 Philadelphia, Pa., Sept. 25, 1904, H. S. Harbeck (Philadelphia). 

 9, Kennett Square, Pa., July 7, 1917, J. Prim (Washington), cf, 

 Swarthmore, Pa., Aug. 28, 1905 (Philadelphia). 9, Sewanee, Tenn., 

 Aug. 22, 1929, A. G. Richards (Ithaca). 9, "Veitch," Virginia, 

 June 11, 1919, L. A. Stearns (Cambridge). According to our field 

 notes, the specimen from Moorestown, N. J., appeared in flight like 

 a slender Monobia quadridens (Vespidae) except for having a white 

 band at the tip of the abdomen. 



This subspecies occurs in the Carolinian fauna. Adults have been 

 collected from June 11 to early October, and there is one record for 

 December 2. 



