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291

(1837-1884)
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291^

Dentes stridulalorii maxillarum deni.

Pal-pi maxillares malam exteriorem superantes.

Caput annulo prothoracico dimidia parte angustius,
trans-versum, latius quam longius pius dimidio, latitudine maxima
pæne media, totum creberrime rugose punctatum, sculptura
frontali crassiore. Epistoma duplo pæne latius quam longius,
utrinque levius siuuatum, angulo verticali subrecto. Sutura
vertiealis præter spatium breve pone epistoma profundius
immersa, margine utroque elevatiore. Clypeus triplo latior
quam longior, leviter convexus, crebrius inæqualiter punctatus.
Labrum duplo pæne latius quam longius, clypeo tertia parte
longius, transverse orbiculatuin, margine priore inæqualiter
undulato, medio aliquantulum rotundate produeto, supra
pla-niusculum, crebrius inæqualiter rugose punctatum.

Antennæ capite multo breviores, longitudinis tantuin
epi-stomatis, graciliores, quadriartieulatæ; articulus primus
clavatus, duplo longior quam crassior; articulus secundus
clavatus, dimidio longior primo eoque paulo crassior; articulus
tertius clavatus, magnitudine ferme articuli primi, apice
obli-que truncato, angulo inferiore aliquantulum produeto; articulus
quartus omnium brevissimus, duplo quartaque parte longior
quam crassior, articulo præcedente tertia parte brevior,
fusiformis, apice acute rotundato, latere inferiore leviter
rotundate dilatato.

Mandibulæ longitudine capitis. Pars manducatoria supra
planiuscula, ad dorsum exterius versus leviter aciculate
rugosa, fovea inæquali, profundiore a parte scissoria discreta,
infra convexiuscula, ad marginem exteriorem rugosula, a parte
scissoria impressione obliqua, altissima discreta; area
stridulatoria planiuscula, elliptica, triplo ferme longior quam latior,
earinis posterioribus crassis, distantioribus, prioribus angustis,
pervicinis. Pars scissoria longitudine partis manducatoriæ
eaque vix angustior, tota crasse inæqualiter rugosa
foveola-taque, supra convexiuscula, foveis ternis majoribus impressa,
infra fornicata; acies tenuis, peracuta, tridens, dentibus bre-

19*

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