362 PL'OCKEIUXGS (PF IHE XATIOXAL MUSEiM. vouxx. 



blackisli fusroiis on both sides; hind tibiae i)aler or brighter coral red, 

 sometimes with a subbasal, narrow, bhick, imperfect annuhis, occasion- 

 ally followed bnt not immediately I»y a slight and brief infuscation, 

 the spines black, at extreme base pale or reddish, ten to thirteen in 

 nnmber in the onter series. Extremity of male abdomen feebly clavate, 

 well rcKUuled, nptnrned, the supraanal plate snbclypeate, nearly Hat, 

 with a narrow and very deep median salens, fadiiig Just before the tip, 

 bonnded by high sharp walls, between which and the lateral nuirgins 

 is a broa<l and shallow trough: furcula consisting of a pair of sligiit 

 triangular lobes broader than long, separated by their own breadth; 

 cerci very stout, large and broad, laminate, externally convex, tiie 

 basal half narrowing gently, beyond the middle at once exi)andinginto 

 two lobes: an npper, nearly as long as tiie basal half of the cerci, directed 

 iipwanl and backward, forming an ovate i)ad; and a lower, brief, tri- 

 angular denticle, broader than long, the apical nnirgin more or less 

 distinctly einarginate below between them; infracercal jdates shorter 

 than the supraanal plate, bnt expanding a little laterally beyond its 

 margins: subgenital plate moderately narrow and snbequal, at apex a 

 little elevated and prolong<'d, with a subdued tubercle. 



Length of body, male, l-'<).r> mm., female, 41 mm.; antennae, male, IS 

 mm., female, 14 mm.; tegmina, nuile, 21 mm., fenjale, 113.5 mm.; hind 

 femora, male. 17.25 mm., fenude, 21 mm. 



Ninety nudes, llj4 females. Halifax, Nova Scotia, H. Piers; Maine 

 (U.S.N.M.— IJiley collection): Moosehead Lake, Maine; Norway, 

 Oxford County, Maine, S. I. Smith (Museum (comparative Zoology); 

 Brunswick, Cund)erland County, ^Liiiie, Packard (same); ^Montreal, 

 Canada: New Hanip>hire (T.SN.M. — Kiley collection); White Monn 

 tains, New Hampshire, Shurtleft'. Packard (Musenm Comparative 

 Zoi>logy; 8. Henshaw); Mount Washington, subal[)ine, and valleys of 

 White Mountains, New Ham[>sliire; Mount Washington, alpine (A. P. 

 Morsei; summit ^lonnt Kearsarge. New Hampshire, 3,2r)l feet (A. P. 

 Morsel; Bethlehem, (irafton County. New Hanjpshire, L. Agassiz 

 (Museum Comparative Zoology); Sndbury, Rutland County, Vermont: 

 Burlington and Hinesburg, Chittenden County, Vermont, J. B. Perry 

 (Museum Comparative Zoology): Warwick, Franklin Conuty, Massa- 

 chusetts, Miss K«lman<ls (same); Salem, Essex County, Massachusetts, 

 Putnam. Kingsley (same); vicinity of Boston. ^lassachusetts; Nantucket 

 Island, Massachusetts: Williamstown, Berkshire County, Massachu 

 setts; Connecticut; New York, Akhurst; Sullivan County, New York. 

 Shaler (Museum Comparative Zoology); Chateaugay Lake, Adiron 

 dacks, New Y'ork, F. C. Bowditch; Long Island, New York; Potts 

 ville, Schuylkill County, Pennsylvania, Shaler (Museum Comparative 

 Zoology); Maryland, T'hler (same); Patterson Creek, West Virginia. 

 Shaler (same); Upper Tract, Pendleton County, West Virginia, Shaler 

 (same): Williarasport, Virginia, Shaler (same); Shenandoah Valley, Vir 

 giuia, Packard (same); North Carolina, Morrison; Indiana (U.S.N. M.; 



