516 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
manded some helpless captive of this burly species to ''Give me 
some molasses!" And always with success, — for the demand is 
no sooner made than it is honored in generous measure. Not that 
the smaller Grasshoppers that swarm the fields are less com- 
plaisant, but the yield from this one is so much greater — a hogs- 
head to a pipkin — the sticky, treacle-like liquid welling up in 
such quantity from its capacious maw. 
Dawson's Locust. 
Melanoplus dawsoni (Scudder). 
Fig. 91-93. 
Pezotettix dawsoni Scudder, Daws. Rept. G«ol. Rec. 49th Par., p. 343 (1875). 
Melanoplus dawsoni Scudder, Proc. U. S. Nat. Mus., vol. 20, p. 227(1897). — 
Morse, Psyche, vol. 8, p. 318 (1898). 
Melanoplus scvdderi Fogg, Proc. Manchester (N. H.) Inst. Arts and Sci., 
vol. 2, p. 32 (1901). 
Of small size and graceful form. Tegmina abbreviated, equal- 
ling pronotum, about one-half as long as the body, narrow, lan- 
ceolate, acute or acuminate at tip, their bases barely meeting on 
the dorsum. Prosternal spine variable in form and length, short 
to rather long, cylindrical or conical, moderately or decidedly 
blunt at tip. Hind femora short and slender. End of abdomen 
of male well upturned; subgenital plate subacute posteriorly, the 
tip rounded or truncate. Cerci short, scarcely twice as long as 
their basal width, flattened, curved gently upward, rapidly nar- 
rowed dorsally on basal half to about one-third their basal width 
and well rounded at tip. The furcula consists of a pair of flat- 
tened, tapering, parallel fingers a little longer than last dorsal 
segment, arising from broad tumid bases on the segment. 
Color: oUvaceous or rufous brown above, clear pale yellow 
beneath, becoming whiter anteriorly and on the sides. Face and 
sides of pronotum below lateral black stripe opaque white. 
Lateral stripe absent on metazone. Sides of body black, 
irregularly marked with grayish white. Tegmina brownish 
fuscous, with gray veins. Hind femora fasciate with grayish 
white on an olive-brown ground, and honey yellow within, shad- 
ing into red distally. Hind tibiae and tarsi pale red. Female 
with abdominal segments fuscous at base, gray distally, the last 
