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LAWRENCE S. DILLON AND ELIZABETH S. DILLON 93
tenth; heavily fimbriate on third and fourth, slightly so on first, fifth, sixth, and
seventh segments.
FEMALE. More robust; ant-ennal tubercles slightly less prominent and pro
oossed and less approximate; prosternum broader; fifth sternite about one-half
wider than fourth, at apex emargirute, broadly triangularly impressed medially;
'procoxae unarmed; profemora gradually clavate, less robust; antennae about one
and one-third times body length, scape less robust, more gradually clavate, grooves
basally less distinct, eleventh segment shorter than tenth.
LENGTH 1316 mm.; width 5-5.75 mm.
Type.Ill Reichsmuseum, Stockholm.
Type locality.-Espirito Santo, Brazil, and Paraguay.
Distribution.-From southeastern Brazil to eastern Bolivia.
BRAZIL : 2 t, 3 ; Rio de Janeiro; [CM.].
BOLIVIA: ; Prev. del Sara; (Steinbach) : [C.M.].
Peritrox perbra Dillon and Dillon, spec. nov.
PLATE VII, FIGURE 9.
Close to nigromaculatu8, differing in having front entirely
ochraceous pubescent ; eye with lower lobe broader, oblong; an
tennae much more slender, particularly the four proximal seg
ments; procoxae in male with a feeble tubercle j and elytra with
fulvous pubescence predominating, median fascia distinct, broad,
not broken, interrupted only at suture.
1'1ALE. Elongate-oblong, rather robust, subcylindric:ll; piceous or black. Head
thinly ochraceous pubeseent, occiput with two small, narrow, oval, oblique maculae,
one either side of middle; front narrowly viHate either side with dcnsc, ochraceous
pubeseence. Pronotum ochraceous, with nine black maculae outlined narrowly with
pale gray, one large, irregular at middle, a longitudinal row of three either side
(middle ouo usually more or less transverse) and another macula slightly more
lateral to second of the row. Scutcllum white or ochraceous, broadly dark brown
vittate medially. Elytm ochraceous pubescent, with small, irregular, scattered,
dark brown pubescent maculae which are very narrowly outlined with pale grny,
just behind middle two of these maeulae each side much larger, at middle a broad,
pale gray fascia which is rather broadly interrupted at suture. Beneath dark red
dishbrown to piceous, densely pale gray pubescent; sternal sidepieces, and sterna
and sternites laterally, irregularly ochraceous maculate; metasternum either side
with a small, round, dark brown macula and sternites each side with a small, irregu
lar, dark brown macula, these maculae more or less outlined with gray. Legs
piceous or black, variegated with gray and ochraceous pubescence. Antennae
piceous or black; seape, third segment and basal two·thirds of fourth pale yellowish
gray pubescent, from apex of fourth dark brown pubescent.
Head finely, densely punctate, a median impressed line from occiput to epi
stoma; front narrow, very elongate, widening gradually to episterna, finely, densely