ART. 8. BUPRESTID BEETLES OF MEXICO—FISHER. ii 
54. Pronotum with the sides dark green..... cyanellus male (Castelnau and Gory). 
Pronotum with the sides pale bluish-green.............. diversus Waterhouse. 
Oe EOI EDC LORCU 25 ao niE M8 ona 2, = <A A PRE ofa sie oth ania cia AOE tase he Saks ale 56 
PaOt OUMNIGU OG) GEOL AS seat es eters eh. Reena tects os Lean es akon ey aS 57 
56. Pronotum black; elytra dark green.................... solitarius Kerremans, 
Pronotum coppery-red or aeneous; elytra cyaneous... thoracicus Waterhouse. 
57. Disk of pronotum cyaneous, with an aeneous tinge, sides cupreo-aureis; elytra 
ratte ht a en ee eer aoe fee eee incertus Waterhouse. 
Disk of pronotum black or fuscous; sides aeneous or greenish............... 58 
58. Elytra violaceous or purplish; last abdominal segment of female arcuately emar- 
ginate at middle, with three very short teeth placed obliquely on each side, 
the outer tooth rather smaller than the others........ familiaris Waterhouse. 
Elytra cyaneous........ cs . oe 424/99 
59. Front of head wien, rienced from aioe arcuately Roca oe ahdcrained seg= 
ment of female with three nearly equal acute teeth placed obliquely on each 
side; the two sets of teeth separated by a rather wide arcuate emargina- 
tion. OEE uy - communis Waterhouse. 
Front of hofd Bhan sivade nes bone rege aremaiee. Boi. 315429160 
60. Pronotum with the sides broadly margined with a inaabe 2 aeneous nealing the 
black area extending over one-third of the surface; female with the last ab- 
dominal segment narrow at apex; and with mane acute equidistant teeth 
arranged in a curve, the central se being a little smaller than the outer 
ones. Lf§ LU. SF E8 -.-.-.-. octodentatus Waterhouse. 
Bronotur: pathy the sides ae mar ned with an aeneous or greenish color, 
the black area extending over more than one-third of the surface; last syahse 2 
inal segment of female produced and truncate at apex, with a Shae notch in 
the middle, and with two very small teeth close together at the outer angle of 
thetruneatarel ps. 220 Oe Jess. eS)... Secedens Waterhouse, 
PACHYSCHELUS ROTUNDIPENNIS, new species. 
Male.—Broadly ovate, slightly longer than wide, broadly rounded in 
front, slightly narrower behind than in front, moderately shining; head 
and lateral margins of pronotum auro-cupreous; disk of pronotum, 
scutellum, and elytra dark cupreous; surface rather densely clothed 
with short recumbent cinereous hairs, and with a dark lunate area 
on disk of elytra; beneath piceous. 
Head flat and deeply embedded in the prothorax, with an obsolete 
median depression on the front; surface shining and densely punctate, 
the punctures large and well separated, densely clothed over entire 
surface with rather long, recumbent, cinereous hairs; intervals finely, 
densely granulated anteriorly, becoming smoother on the occiput. 
Pronotum moderately convex, about four times as wide as long at 
middle, distinctly narrower in front than behind, widest at the basal 
third; sides arcuate from base to basal third, then strongly, obliquely 
arcuate to the anterior angles, which are broadly rounded; anterior 
margin deeply, arcuately emarginate for the insertion of the head; 
base feebly obliquely truncate to the elytral lobe, where it is acutely, 
arcuately emarginate, then transversely truncate in front of scu- 
tellum; hind angles obtuse, not projecting beyond the humeral angles 
of the elytra; surface broadly, obsoletely depressed toward the sides, 
