- Project Runeberg -  Naturhistorisk Tidsskrift / Tredje Række tolve Bind /
589

(1837-1884)
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589

Annulus analis brerissimus, valvvla superiore triloba,
inferiore biloba, fobis crassis, conice cy I indrids.

Spiracula bilabiala, rima respiratoria singula.

TOMOXIA BUCEPHALA Costa.
Tab. XV. Fig. 12—20.

Larva cylindrica, septies ferme longior quam latior,
præter caput, pedes, segmentum dorsale annuli noni abdominis
membranacea, perminute alutacia granulisque setula gracili,
perbrevi coronatis sparsa, capite inclinato, pedibus minutis,
conicis, mucrone scansorio abdominis larvam Siricis valde
simulans. Color eburneus; caput, pedes, segmentum dorsale
annuli noni abdominis flavescentia; margo trontalis, maxillæ
et labium apice, tubercula scansoria segmenti dorsalis annuli
noni abdominis ferruginea; condyli articularii mandibulares
trontis, mandibulæ, mucro scansorius abdominis ex
ferru-gineo picea.

Caput exsertuin, inclinatum, fronte adversa, ore deorsum
vergente, collo nullo, globose subovatum, occipite integro,
rotundato, foramine cervicali posteriore, amplo, rotundato,
quinta parte latius quam longius, latitudinis maximæ mediæ,
in transversum crebrius undulate rugulosum punctisque breviter
pilit’eris sparsum. Epistoma perbreve, tertiam ferme partern
longitudinis capitis explens, impressione media, levi, angulata
detinitum, ceterum in pleuras capitis plane confusum, foveolis
duabus minutis, submediis impressuin;. margo frontalis
pro-t’undius sinuatus, condylis articulariis mandibularibus latis,
rotundatis, elevatis, impressione intramarginali definitis. Sutura
verticalis levius immersa. Hypostoma integrum, subquadratum,
pulvinatum, membrana articularia maxillari utrinque inclusum.
Clypeus minutus, duas tertias partes marginis frontalis vix
explens, trapezoideus, quam epistoma triplo pæne brevior,
latior quam longior pius triplo, subæquatus, margine priore
late sinuato. Labrum sesqui latius quam longius, longitudinis
clypei, convexum, striolis punctisque inæquatum, parce
bar-batum, anguüs prioribus cum margine antico late rotundatis.

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