- Project Runeberg -  Naturhistorisk Tidsskrift / Tredje Række niende Bind /
315

(1837-1884)
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315^

simtis, duplo dimidiaque pnrte longior quam crassior, articulo
præcedente dimidia parte brevior, fusiformis, acnminatus,
la-tere inferiore angulate dilatato.

Mandibulæ longitudine capitis. Pars manducatoria supra
convexiuscula, ad dorsum versus aciculate rugosula, sulco
pro-fundo, obliquo a parte scissoria discreta, infra convexa, lævis.
Pars scissoria sexta parte brevior parte manducatoria eaque
duplo ferme angustior, depressa, aciculate rugosula, infra
im-pressione lata, fornicata definita, supra sub apicem leviter
ex-cavata foveaque posteriore impressa rotunda, profunda; acies
acuta, oblique truncata, angulo priore acuto, posteriore
ob-tuso, in dentem minutum, incisura brevi, acuta detinitum
eminente. Dorsum exterius mandibularum ad partein
manducatoriam inter margines carinate elevatos leviter excavatum,
fove-olis setiferis, hine inde in rugas confluentibus inæquatum, sub
marginem superiorem acute carinatum. Mola dextra calce
scopulifera robusta, plana, apice late truncato, corona
trica-rinata, carinis prioribus validis, medio conice elevatis,
postrema tenui. Molæ sinistræ lobus prior corona profunde
ex-cavata, margine priore peralto, robusto, integro; lobus
poste-rior calce scopulifera brevi, conica, hamo pilifero lato, corona
profunde excavata, fundo priore in traiisversum profunde
bi-foveolato, margine superiore et inferiore pone incisuram
uni-dentatis, dente brevi, obtuso. Area stridulatoria in media
mandibula sita, transverse trapezoidea, manifesto detinita,
cre-bro granulata, granulis rotundatis, perminutis.

Malæ maxillarum ad apicem usque in corpus
manducato-rium solidum, conice tetragonum, undique spissius setosum
coalitæ, infra plane concretæ, supra sulco tenui, acuto
de-finitæ. Maia exterior superne ante basin spina brevi, conica,
seta rigida fulta armata; apex unco singulo, valido, subrecto,
extrorsum spinis nonnullis validioribus circumdato terminatus.
Maia interior tridens, dentibus conicis, robustis, leviter
incur-vis; spinæ pectinis superioris graciles, quaternæ priores
contra validæ; spinæ quaternæ priores pectinis inferioris
validis-simæ, conicæ, dentes terminales ipsius malæ statura
structura-que ferme æquantes. Dentes stridulatorii stipitum maxillarium

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