344 PROCEEDINGS OF THE NATIONAL MUSEUM. vouxx 



broad, hyaline, j^listening, the veins fuscous only near extreme apex. 

 Fore and middle feiaora distinctly tumid in the male, dull brownish, 

 the middle femora blackish fibove, esi)ecially apically, all the tarsi 

 marked with blackish; hind femora with the u|>pcr outer half blackish, 

 sometimes broken into veryobliijue dashes by a med an and post basal 

 yellowish streak: hind tibiae red, with a narrow black basal annulus, 

 the sj)ines black beyond the base, eleven to thirteen in number in the 

 outer series. Extremity of the male abdouen a Mttle clavate, slightly 

 recurved, the supraanal plate triangular, with ^undly angulate. feebly 

 and broadly elevated sides and subrectangulate apex, the median 

 sulcus broad and deep, occupying only the basal half and inclosed 

 between very high and sharp ridges, which apically diverge abruptly 

 at right angles to the sulcus; furcula consisting of a pair of slight and 

 distant denticulations lying Just outside the base of the supraaual 

 ridges; cerci long and slender, com])ressed, a little incurved, broadest 

 at the base, uniformly and very slightly tapering on the basal half, 

 beyond equal, bent a little upward, broadly and roundly truncate at 

 tip, and emitting from the inferior angle a slender, compressed, scarcely 

 tapering shoot, rounded at the tip, ruiining in the direction of the upper 

 margin of the basal half of the cerci and in the same general i)lane; 

 subgenital plate rathei broad, slightly longer than broad, the apical 

 margin feebly elevated, broadly rounded and entire. 



Length of body, male, 23.5 mm., female, 30.5 mm.; antennae, male, 

 11.5 mm., female, 12 mm.; tegmina, male, 21 mm., female, 22 mm.; hind 

 femora, male, 14.5 mm., female, 10 mm. 



Sixteen males, 21 females. iSan Antonio, Bexar County, Texa'?, 

 May (IJ.S.N.M. — Riley collection); Bosque County, Texas, November 

 1, Belfragc (same; S. H. Scudder); Dallas, Texas, Boll (IS. H. Scudder; 

 r.S.N.M. — Kiley collection; Museum Comparative Zoology); Agricul- 

 tural College, Mississippi (H. E.Weed); Georgia, Morrison (U.S X.M. — 

 Biley collection; S. II. Scudder); Jacksonville, Duval County, Florida, 

 Maynard (S. Henshaw). 



This species is closely allied to the preceding smaller species, but i^ay 

 be distinguished from it by the points brought out in the table. 



ii8. MELANOPLUS LURIDUS. 

 (Plate XXIII, tig 7.) 



Caloptevus htridns Dodge!, Can. Knt., VIII (1876), p. 11.— Bruneu, ibid., IX 

 (1^87), p. 145.— Thomas, Rep. V. S. Ent. Comm., I (187S;, p. 42.— Rilev, 

 ibid., I (1878), p. 220; Stand Nat. Hist., II (1884), p. 195. 



Mdaiioj)ht8 luridiis Bruner, Rep. U. 8. Ent. Comm., Ill (1883), p. 60; Bull. Wasbb. 

 Coll., I (1885), p. 138; Rep. U. S. Ent., 1885 (1886), p. 307.— OsnoKN, Proc. 

 Iowa Acad. So., I, Pt. ii (1892), p. 118.— Brfnek, Pnbl. Nobr. Acad. Sc III 

 (1893), p. 28. 



Rather small in size, brownish fuscous, more or less ferruginous. 

 Head not at all prominent, dull pallid testaceous, feebly flecked with 

 fuscous, above with widening dull fu-^cous stripes and a narrow fus 

 cous postocular band: vertex gently tumid, slightly or not elevated 



