244 PROCEEhiyaS of the SATIOSAI. MISEIM. volxx. 



lonjiitiuliiial, feebly convex antero jMJsteriorly. lully a half (male) or 

 about a third (feiiiiiie) loiijfer than the closely and finely punetate 

 nieta/oiia. Prosternal spine rather stout, conieal, a little blunter in the 

 female than in the nuile; interspace between inesosternal lobes longi- 

 tudinally sub(|uadrate or somewhat lon^^er than broad (male) or trans- 

 versely subijuadrate or feebly transverse (female). IMeura marked a.s 

 iu M. juirificKs. Tej^mina a little or consideral>ly shorter than the j>rono- 

 tum, brojid or very broad oval, attinj;eiit or subattinjjent, well rounded 

 apically, usually half as lon^ a;;ain as broa<l but sometimes little lonj;er 

 than broa«l, especially in the female, brownish fuscous. Foie and mid 

 die femora very tumid in the male; hind femora ferruj^ineo fuscous, 

 very obliquely bifasciate with blackish fuscous, the proximal fasciation 

 usually narrow, the distal broad, sometimes more or less sutiused on 

 the outer face, the genicular arc black, the lower surface san^iuineous, 

 though tiie outer half is sometimes tiavous; hiiul tibiae very dark 

 bluish purple, sometimes dull dark glaucous and then with a broad, 

 subbasal, pallid annulation, the spines long, pallid at base, the apical 

 half or more black, ten to eleven, rarely nine, in number in the outer 

 series. Extremity of male abdonien clavate, strongly recurved, the 

 sui)raanal plate precisely as in M. p^irificus ; furcula as there, but slightly 

 more prominent; cerci broad, somewhat rounded and tumid at base, 

 in the middle third tapering rapidly, the apical third sube(|ual, very 

 slender, incurved and a little arcuate as seen from the side, the tip 

 bluntly pointed and almost attaining the tip of the supraanal plate, 

 scarcely differing from the same parts in M. pacijivns-j subgenital plate 

 as there, but the lateral margins rather angulate than rounded at base. 



Length of body, male, ID mm., female, 24.5; antennae, male, 0.75 

 mm., female, 8 mm.; tegmina, male, 4.5 mm., female, 5 mm.; hind 

 femora, male, 13 mm., female, 14 mm. 



Eight males, 12 females. California, Ricksecker (S. Jlenshaw); Cali 

 foruia, Behrens (U.S.N.M. — IJiley collection); Sonoma and Marin coun 

 ties, California, Baron Osten Sacken; Sauzalito, Marin County, Call 

 foruia, July 20, September, Behrens; Santa Cruz Mountains, California 

 (U.S.N.M. — Kiley collection); Los Angeles, California, Coquillett (L. 

 Bruner); between San Luis Obispo and San Simeon Bay, California. 

 p]. Palmer. 



It has also been reported from Washington, Montana, Idaho, and 

 Wyoming by Bruner. 



62. MELANOPLUS TENUIPENNIS, new species, 



(Plate XVI, tig. 7.) 

 Pezotettis tenn'tpennh McNeill I, MS. 



Of medium or rather above the medium size, the female robust, rather 

 dark testaceous. Head not prominent, testaceous, feebly and sparsely 

 punctate with fuscous, above sometimes faintly infuscated especially 

 along the middle, and with faint and narrow or no postocular band: 



