524 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
gish and quite as likely to be found on the ground as in the bushes. 
The dates of capture in New England range from June 9 to 28. 
In Indiana, Professor Blatchley found adults as early as May 11. 
Large-headed Locust. 
Phoetaliotes nebrascensis (Thomas). 
Fig. 95. 
Pezotettix nebrascensis Thomas, Ann. Rept. U. S. Geol. Surv. Terr., vol. 5, 
p. 455 (1872). 
Melanoplus phoetaliotiformis Scxjdder, Proc. Davenport Acad, Sci., vol. 7, 
p. 179 (1900). 
Melanoplus harrisii Morse, Psyche, vol. 16, p. 12 (1909), 
Of smaU size, compressed form, and unusually slender, graceful 
build. Head exceptionally large, and face unusually retreating. 
Pronotum narrow, its disk horizontal in longitudinal section, 
rounding smoothly into lateral lobes at the sides. Tegmina a 
little longer than pronotum, lanceolate, acute, acuminate at apex, 
attingent dorsally. Hind femora very slender. The first seven 
segments of the male abdomen keeled above, the first six strongly 
so. Apex of abdomen little upturned; subgenital plate short, its 
ventral margin convex, the dorsal ampliate at base 
and apex; barely acute-angled in side view, acutely 
pointed from above. Cercus long, more than 
twice as long as basal breadth, erect, straight, 
tapering to a fine, flattened point, the ventral 
margin straight, the dorsal slightly concave. 
Furcula reduced to minute widely separated 
tubercles. 
Color: olivaceous brown above, pale, somewhat 
leaden beneath, the tegmina brownish fuscous with 
gray veins. Lateral stripe distinct on head, pro- 
zone, and thorax, with very irregular ventral bor- 
der. Last two dorsal segments and bases of next 
to last and of several basal segments fuscous. 
Hind femora intense cherry red apically and 
Fig. 95 — within, shading into luteous at base; hind knees 
Large-headed . . 
Locust, Phoeta- black. Hmd tibiae very pale glaucous, annulate 
liotee nebrascen- ^,j^jj black at base, and slightly infuscated apically 
(After Lugger.) and at proximal third beneath. 
