190 F. Karsch: Verzeichniss der von
Preuss
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30.
Stenocrobylus festivus nov. spec., M, F.
Olivaceo- fuscus, nitidulus,
antennis genarumque maculis
duabus pallide, carinis costae frontalis laete
rufis, macula posto-
culari capitis, in latera pronoti continuata
flava, vertice cum
fastigio flavo-marginatis, pronoto angustissime
pallide rufo-cir-
cumcincto, lobo apicali dorsi utrinque maculis
duabus flavis,
lobo basali pallidiore cervino, lobis lateralibus
pronoti poslerius
utrinque maculis duabus flavis notatis, pedibus
pallide rufis,
in
Kamerun erbeuteten Acridiodeen 191
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femoribus
posticis nigris, flavo-maculato-subannulatis,
area ex-
ternomedia fere tota nigra nitida, tibiis
posticis basi nigris,
annulo subbasali flavo ornatis, parte plus quam
dimidia apicali
sanguinea, spinis apice nigris, elytris pallide
olivaceis, alis ferru-
ginosis, margine exteriore late fusco. Cerci M flavi.
Statura et magnitudine fere Stenocrobyli
cervini Gerst., alis
apice fuscis nec non corpore festivo facile
distinguendus. Vertex
inter oculos angustissimus, fastigio
subhorizontali ; frons obliqua,
rugoso-punctata, costa frontali infra ocellum
leviter coarctata.
Antennae filiformes, sat longae, apicem femorum
intermediorum
attingentia (M) aut
subattingentia (F). Pronotum
rugoso-punc-
tatum, dorso planiusculo, carina media
longitudinali laevigata
levissime elevata, sulcis tribus intersecta,
instructo, lobo apicali
ubique aeque lato, lobo basali basin versus
sensim dilatato, lobo api-
cali paullo breviore, basi late rotundata.
Tuberculum prosternale
basi latissimum, totum recurvum, apicem verus
sensim leviter
angustatum, apice rotundato-truncatum, F latius
truncatum. Lobi
metasternales M leviter, F latius
distantes. Tibiae posticae breves,
femoribus distincte breviores, superne in margine
exteriore
spinis 7 tantum, spina apicali nulla, in
margine interiore praeter
spinam apicalem spinis 7 armatae. Elytra
apicem femorum
posticorum longius superantia. Cerci M sat
longi, compressi,
basi latissimi, dehinc subito angustati, leviter
curvati, apice
oblique truncato, angulo inferiore acuto.
Long. corp. M 21,5, F
28,5, antennae 11,5-12, pronoti M
5,
F 6, elytri M 21, F
24, femoris postici M 12-12,5, F
15-15,5,
tibiae posticae M 9,5, F
11,5.
Von der Barombi-Station und von Kribi.
Der wesentlichste Charakter der Gattung Stenocrobylus
Gerst.
liegt in der auffallenden, an Ochrilidia unter
den Truxaliden ge-
mahnenden Kürze der Hinterschienen, welche bei St.
festivus wie
au ch bei cervinus Gerst., entgegen Stål's
Angabe, an der obern
Aussenseite nur 7 Dornen tragen.
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