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16 l'HE TRIBE ONOIDERINI
procoxae with a smaU but distinct tubercle internally; profemora less robust, more
gradually clavate beyond middle, not rugose; antennae as long as body or slightly
shorter.
LENGTH 12.5-17.5 mm.; width 6-1 rom.
H olotype.-Male; Bahia, Brazil j [A.N.S.P. number 8243].
Allotype.-Femalej topotypic j [A.N.S.P.).
Paratypes.-4 females; topotypic. Female; Villa Victoria, Ba­
hia, 1890 ; (Ch. Pujol) ; [all A.N.S.P.].
TRUNCATOIDES Dillon and Dillon, gen. nov.
Distinguished from Lesbates in having front elongate, very
feebly widened below eye; eye with lower lobe ovate, moderate­
sized, subequal to gena in height j antennal tubercles more approxi­
mate ; pronotal disk differently sculptured ; elytra very sparsely
punctate; antennae with scape elongate, nearly reaching middle of
pl'onorum, slender on basal hali, capitate and heavily fringed on
apical half, thiJ:d segment more strongly sinuous, only slightly
longer than first ; procoxae with a small, distinct tubercle in male.
Moderate-sized, elongate-ovate, robust. Head with front elongate, very feebly
widened below eye; genae elongate, vertical; eye with lower lobe ovate, moderatesized,
subcqual to gena in height; antenna.l tubercles subcontiguous, very feebly
and obtusely produced at apex in both sexes. Pronotum transverse, more or less
conical ; sides unarmed; disk with three tubercles. Scutellum transverse. Elytra
with sides moderately attellUate to apices; apices separately rounded; basal
gibbosities elongate, narrow, moderately elevated; disk on basal third very sparsely,
coarsely punctate; humeri strongly projecting, with a well elevated crest, which
is broadly carinate on apex. Prosternum simple, wide, broadened posteriorly;
mesosternal process short, sides feebly emarginate, deeply bilobedly emarginate
apically. Legs moderately short; procoxae globose, with a small tubercle in male;
femora distinctly clavate apically, subcompressed; meso- and metatibia.e in male
dilated, metatibiae in female alro slightly expanded apically; protarsi dil ated
in both sexes. Antennae one and one-third times length of body in nulle, as long
as body in female; scape nearly reaching middle of pronotum, strongly capitate
on apical half; third segment moderAtely bisiOlUlte, about one-fifth longer than
first; from fourth gradually shorter, eleventh slightly longer than tenth nnd shortly
processed at apex in male.
GENOTYPE : Hypsio'ma Clxilla1'is Thomson.
Truncatoides axillaris Thomson
PLATE III, PIGURE 15.
Hypsioma a:tillll.ril
Dejean, Cat. Col., 1837, p. 370 (nom. nud.).
HYPlioma axilla", Thomson, Ess. Class. Ceramb., 1860, p. 116.