AMERICAN COLEOPTERA. 213 



B. — Outer spur of hind tibiae broad, flattened and concave. 

 Prothorax not wider behind, rather sparsely punctured; abdomen shining 

 sparsely punctured ; color variable; ^ fourth ventral finely punctulate 

 behind at the middle, fifth widely and deeply impressed ; J front tarsi 

 with long erect hairs; 8 — 13 mm.; Ks.; Tex.; Mont.; Col.: Gala. 



3. Iiitea Lee. 

 {Type). — Fulvous, antennfe, palpi, tijis of mandibles, tibiae and tarsi 



dusky; beneath brown or black, ventral margins fulvous. 

 a. — Legs entirely black. 



fi. — Entirely pale yellow, antennae and tarsi blackish; pallens Lee. 

 Prothorax wider behind, densely punctured; abdomen sparsely punctured ; 

 color variable ; outer spur of hind tibiae but slightly longer or wider than 

 the inner one, both flattened and obtuse; % fourth and fifth venlrals 

 largely impressed; 9 front tarsi with long erect hairs; 8 — 1.'5 mm.; Ks. ; 



Col.; Tex.«- 4. bicolor Lee. 



(Type).— Black, head and prothorax fulvous; J. 

 a. — Beneath black, above fulvous; 9- 



/3. — Above and abdomen fulvous, elytra with a dark stripe; % 9; dis- 

 color Lee. 

 y. — Fulvous, antennae, palpi, tip of mandibles, tibiae and tarsi dark ; '^ 9 • 

 Prothorax scarcely wider behind, sparsely punctured; outer spur of hind 

 tibise flattened, broader and obtuse, inner one acute; color fulvous above, 

 black beneath, abdomen sparsely punctured, last ventral segments yellow; 

 elytra with an apical black blotch; % fourth and fifth ventral broadly 

 impressed; 9 front tarsi with short erect hairs; 7.2 — 10 mm.; Mont.; 



Or.; Cala 5. diclli'oa Lee. 



Similar in form and sculpture to dichroa ; abdomen S2)arsely punctured; 

 black, prothorax sometimes fulvous or brown; % fourth and fifth ven- 

 trals broadly impressed and with median tufts of hair; 9 front tarsi with 



long erect hairs; 8.5— 9.5 mm.; Gala.; Oregon 6. dllbia Lee. 



C — Spurs of hind tibiaj equal, sometimes slender, sometimes obtuse, some- 

 times slightly flattened. 



Elytra finely and very densely punctured 2. 



Elytra less finely and less denselj' punctured 6. 



2. — Prothorax not wider behind 3. 



Prothorax trapezoidal, wider behind, densely punctured; black, above 

 brownish-yellow, elytra with a wide black strijje, spurs of hind tibise 

 obtuse; % as in piezata ; 9 front tarsi with erect long hairs; 11 mm.; 



L. Sup.; Mont. Perhaps only a variation of piezata 7. palliata Lee. 



3. — Prothorax quadrate, antennae slender, maxillae very long 4. 



Prothorax nearly oval, antennae stouter, maxillae shorter 5. 



4. — Prothorax densely punctured, abdomen sparsely punctured, spurs of hind 

 tibiae obtuse; color variable; % fourth ventral broadly sulcate, fifth 

 imjiressed; 9 front tarsi with long erect hairs; 7 — 11 mm.; Atlantic 



region to Col. and Mont 8. piezsita Fabr. 



{Type). — Black, upper surface brownish yellow, elytra with a black stripe. 



o. — Black, ujjper surface yellow. 



ji, — Yellow, antennae, etc., tibiae and tarsi dark; texana Lee. 



*This species is probably not ditferenC from piezata Fabr.; the prothorax 

 seems somewhat varial)le in form. 



