52 ENTOMOLOGICAL SOCIETY 
Elytral intervals alternately black or coated. 
Thoracic vittse moderately curved, nearly straight, moderately 
separated. Elytral intervals i, 3, 5, and 7 long, broad and costi- 
form, black and shining; 2, 4, 6, and 8 narrower, with distinct 
alutaceous coating. Scutellum elongate, concave. Anterior 
face of apex of rostrum more or less concave. First ventral 
segment of c? with small dense tuft of brown setae each side, 
sometimes much abraded, metasternum sometimes with a few 
scattering setae. E. U. S. and N. W costipennis Horn . 
Thoracic vittae less elevated, feebly curved and sinuous. Inter- 
vals i, 3, 5, and 7 with elevated portions narrower; elevated 
portion of 3 and 5 short and narrowed apically, of 7 still nar- 
rower or wanting. Scutellum flat, deltoid. Anterior face of 
apex of rostrum flat or feebly concave. Ventral segments i 
and 2 of cJ 1 nearly uniformly sparsely villous, last with long hairs. 
Mass., N. Y., Va., D. C mllosi-ventris, n. sp. 
Elytral intervals all black and polished. 
Thoracic vittae more curved or sinuous, wider and less distinctly 
separated. Elytral intervals with alternate widest ones mod- 
erately elevated, narrower ones nearly or quite naked. Scu- 
tellum elongate, concave. First ventral segment and meta- 
sternum of cT with lateral tufts of brown setae. Utah, 
l&mgatus, n. sp. 
Rostrum strongly, subequally compressed throughout, anterior face of apex 
deeply concave, posterior angles acutely produced. 
Thoracic vittae subobsolete, frequently confluent anteriorly. 
Lower surface scarcely less strongly punctate at the middle 
than at the sides. 
First ventral segment of cT feebly concave. Kans., Ala., 
S. C maidis, n. sp. 
Sphenophorus pertinax Olivier. 
Calandra pertinax Olivier, Entom. Hist. Nat. des Insectes, v, No. 83, 
p. 90, pi. 28, fig. 417, 1807. 
Sphenophorus pertinax Gyllenhal, in Schonherr's Gen. et Sp. Cure., iv, 
p. 938, 1837; Horn, Proc. Am. Phil. Soc., pp. 418, 419, 1873. 
Sphenophorus truncatus Say, Descr. N. A. Cure., p. 22, 1831; Compl. 
Writings, Lee. Ed., i, p. 288. 
Sphenophorus ? canaliculatus Boheman, in Schonherr's Gen. et Sp. Cure., 
vm, 2, p. 253, 1845. 
Length 11-15 mm., width 4. 2-5. 5 mm. 
This species is correctly named in most collections, although 
it frequently happens that the label specimen is quite other- 
wise, e. g., ludomcianus. The outline illustration of the ros- 
trum (fig. 10, a), which is about four-fifths the length of the 
