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405

(1837-1884)
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405

PHORACANTHA RECURVA Newin.

Tab. XVI. Fig. 1—10.

Caput transverse obcordatum, basi late emarginatum,
medio leviter constrictum, temporibus globose eminentibus,
dimidia sextaque parte latius quam altius, duplo tertiaque
parte latius quam longius, parte antica supra et infra
plani-uscula. Epistoma duplo latius quam longius, disco utrinque
rotundate impresso, limbo antico rugulis transversis, punctis
foveolisque dispersis inæquato; margo frontalis leviter callosus,
subrectus, acie utrinque sulcata; anguli frontales evanidi.
Area posterior bypostomatis transverse quadrata, costa utrinque
deiinita incurva, inæquata; area prior bypostomatis rugulosa.
Pars exserta pleurarum in transversum minute rugulosa, infra
antennas in tuberculum minutum eminens. Clypeus quadruplo
latior quam longior, vix dimidiam partern marginis frontalis
explens. Labrum duplo latius quam longius, clypeo duplo
longius, latius rotundatum, basi summa depressum, disco
con-vexo, limbo in longitudinem lugoso, spissius barbato.

Ocelli evanidi.

Antennæ clypeum vix superantes, articulo secundo
lon-giore, clavato, tevniinali niinuto, gracili.

Mandibulæ capite triplo breviores, in dorso posteriore
rugis inæquatæ foveolaque impressæ media rotundata,
pro-funda; pars scissoria sulco profundo discreta, in dorso ante
sulcum transversum per longitudinem impressa, impressione
in fundo carinata, carina planiuscula, ad apicem versus
acumi-nata: supra et infra lineis binis ternisve elevatis, in
transversum ductis undulata, acie deorsum late rotundata, angulo
utroque evanido; caverna arnpla, in fundo planata, sub
mar-ginem priorem leviter carinata. Maxilla rugulosæ. Articulus
terminalis palporum utriusque paris minutus. Mentiim aream
priorem bypostomatis æquans magnitudine, subquadratum,
tertia parte latius quam longius. Lingua ovata, stipitibus
palporum labialium dimidia parte angustior.

Pedes magnitudine palporum maxillarium; tibiæ conice
cylindricæ, femoribus tertia parte breviores; ungulæ fiexuosæs

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