180 Vmn EKDiyiifi OF THE SATroyM MrsEV.yf. vol xx 



short jippiH'ssfd subcoiiical, very blunt, rrect feinah'). hut >oiiu*times it 

 is very hliint and (ItM-idtMlly appresscd in the inaU*, ahs<» it is occasionally 

 distinctly transverse, but it usually shows a distinct taper, generally 

 from base to tip; interspace between mesosternal lobes varyiiijj from 

 (juadrate to half as lonj; a«;ain as broad (male) or from «|uadrate to 

 slightly lon;;er than broad (female). Tej^niina usually surpassing; con 

 sidcrably tiie hind femora, o(M'asionally and especially in the female only 

 a little, slender, feebly taperinji, brownish fuscous, nearly always tleckcd 

 li;;htly with fuscous throu;;hout the discoidal area; wings rather broad, 

 hyaline, the veins mostly testaceous, growing increasingly fuscous 

 toward the margins, the apex sometimes most faintly, s<'arcely percepti 

 blv, infumate. Thcuacic episterna niostlv tlavo-testaceous in contrast to 

 the fuscous surroundings. Fore antl mid<lle femora of nmle S(une\vhat 

 tumid: hind femora luteo- or Havotestaceous, obscurelv br(Kullv and 

 obli(juely bifasciate with fuscous besides the fuscous base, the inner sur 

 face mostly tiavous, more or less clouded with fuscous, the lower surface 

 externally tlushed with roseate, the geniculation mostly fuscous; hind 

 tibiae normally ratlier bright red. otten feebly i>allescent at base, with a 

 taint fuscous pateMar spot, but not infrequently pale red or pale green 

 or pale yellow, or even <lark blue, the spines black beyond the base, 

 nine to twelve in number in the outer series. Extremitv<)f male abd(» 

 men a little clavate, a little recurved, the supraanal jtlate triangular 

 (►r hastate, feebly comi)ressed Just bey<uid the nuddle, the lateral mar- 

 gins before that a little elevateil, the tip acutangulat*', the median 

 sulcus moderately deei), evanescent a]»ically. its bounding ridges rather 

 high and followed apicallyby a pair of more distant longitudinal ridges 

 of less importance; furcula consisting of a pair of more or less diver 

 gent, slight, slender, acuminate spines, less than a third, sometimes 

 only a fourth, the length of the supraanal jilate; cerci generally abcMit 

 twice as long as broad, sometimes less than that, rarely excee«ling it. 

 composed of a basal, nearly equal, feebly tuniid ])iece. and a strongly 

 compressed, slightly upturned and somewhat inlx'ut apical ])ortioii. 

 narrowed by the obli((ue excision of the inferior margin, the apex well 

 rounded; subgenital plate subpyramidal, with the apical margin a little 

 but rather abruptly elevated, thickened and mesially notched with 

 greater or less, generally considerable. <listinctness, the notch follo^Ncd 

 by a i)osterior sulcation to some distance. 



Length of body, male. 21..") mm., female. -4 mm.; antennae, male, 1<> 

 mm., fenmle, 7.5 mm.; tegmina. male and female, liO mm.; hind femor.i, 

 male, 12.5 mm., female, 12.75 mm. 



Three hundred and eighty seven males, 408 females. Halifax, Nov;i 

 Scotia, II. Piers: Ottawa, Canada (U.S.X.M. — IJiley collection): Maine 

 I*ackard; 3Ioosehead Lake, Maine; liar Harbor. Mount Desert Island. 

 iVIaine (S. Henshaw); White Mountains. Xew Hampshire, from valleys 

 through foieslN to highest summits of Mount Washington, M«)uiit 

 Madison, ^Mount Lafayette — Scudder, Henshaw. Packaid. Sliurtletf, 

 Morse, Mrs. Slosson (8. H. Scudder; ]Museum Couiparative Zo(dogy, 



