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LAWRENQE S. DILLON AND ELIZABETH S. DILLON 117
broad, feebly nrcuatc. Elytra with sides feebly narrower apically, apices each nar­
rowly rounded ; basal gibbosity slightly prominent, rather broad but short, the
entire basal brown area coarsely, densely punctate, posteriorly punctures suddenly
finer and sparser, obsolete before apex; humeri slightly projecting, anterior margin
straight, slightly oblique, angle wih a prominent, low tubercle from which extends a
fine, straight carina to before middle; sides below humeri coarsely punctate to
middle, thence finely and sparsely so. Procoxae anteriorly distinctly tubercuiate,
the tubercle's proce:s long, obtusely conical; femora clavate, profemont robust,
subcylindrical, contricted at baEe and apex, beneath entirely covered with fllle,
irregular rugosities; meta tibiae strongly expanded apically. Firth stemite one and
one-half times lengtli of fourth, apex hroadly arcuate, not impressed. Antennae
three-fifths longer than body, seventh segment attaining e1ytral apex, first five prox­
imal segments fimbriate beneath; scape robust, clavate strongly from near base,
entire basal half (except above) coarsely, transversely rugose; tbird segment one­
fourth longer than scape, strongly bent basally, apical curvature feeble; fourth
and fifth successively shorter, rest subcqual.
FEMALE. Differing from male only as in the generic description.
LENGTH 9-13.5 mm.; width 3.3-5.3 rom.
Holotype.-Male ; Barro Colorado Island, Panama Canal Zone,
April-May, 1937, fruit-fiy trap ; (J. Zetek) ; [U.S.N.M. number
57222].
Allotype.-Female j topotypic, in branches of Triplaris c1'mingimla;
(J. Zetek) ; [U.S.N.M.).
Paratypes.-Male ; .A.racataca, Mgd., Colombia ; (Darlington) ;
[M.C.Z.]. Female; Rio Frio, Mgd., Colombia, November 2, 1928;
(Darlington) ; [M.C.Z.).
TYPHLOCERUS Dillon and Dillon, gen. nov.
Front elongate, sides parallel; eye flat, lower lobe elongateovate,
nearly equal in height to gena; pronotulll conical, disk nearly
smooth, with small, feebly elevated tubercles ; antennae annulate
only on third, fifth, si.xth and tenth segments, feebly so on eleventh,
scape elongate, attaining middle of pronotum, cylindrical, very
gradually clavate to apex, third segment nearly straight, very
feebly arcnate, subequal in length to first; elytra simply punctate
on base, humeri very strongly elevated, emarginate at tip of elevation;
and procoxae with a small tubercle ill female.
Moderate-sized, elongate-ovate, roblliit, convex. HC3d with front elongate,
sides parallel or nearly so; genae elongate; eye fiat, with lower lobe elongate, oval,
subequal in height to gena ; antennal tubercles prominent, well separated, not pro­
duced at apex (female) . Pronotum transverse, strongly conical, Ullarmed laterAlly;
disk with five small, feebly elevated tubercles. Scutellum transverse. Elytra grad­
ually attenuate apically, apices each broadly rounded ; basal gibbosity elongate,