(151) 
lateribus creberrime rugulose punctatus. Elytra eylindrica, summa 
latitudine thoracis et illo amplius duplo vel triplo longiora, late- 
ribus rectis, a basi longe ultra medium, parallelis, modo a quinto 
postico ad apicem rotundata; supra cylindrice convexa, nigra, 
subnitida, sat profunde punctato-striata, punetis subdilatatis ; 
interstitiis subconvexis, transverse subrugulosis, subtilissime 
uniseriatim punctulatis atque setosis; postice oblique declivia, 
modice convexe rotundata, integra, apice vix acuminato. Corpus 
subtus nigrum, punctulatum. Pedes fuseo-testacci, tarsis testaceis. 
Patria : Nipon insula Japanensis Asiatica. 
8. S. OPACUS, Eichh. 
Oblongo-subovalis, piceo-brunneus vel fusco-testaceus, opacus, 
thorace subgloboso, dorso pulvinate convexo, anterius plaga ampla 
tuberculorum exasperato, posterius creberrime granulate punctato, 
margine apicali medio tuberculis duobus confertis, prominulis 
nolato, elytris striatis, striis obsolete punctulatis, interstitiis ante- 
rius subtilissime sparsim, posterius angustioribus fortius unise- 
riatim granulatis setosisque. 
Long. 2 mm. 
Stephanoderes opacus, * Ercax., Bert. ent. Zeit., 1871, p. 132. 
Magnitudine fere S. Chapuisii, sed statura breviore, latiore, 
elytris aliter sculpturatis etc. distinetus. Caput piceo-subbrun- 
neum, fronte valde convexa, subtilissime vage punctulata, sparsim 
pilosa. Oculi nigri et antennae testaceae struetura ut in prioribus. 
Prothorax subglobosus, piceo-subbrunneus, opaeus, longitudine 
et latitudine subaequalis, antrorsum parum angustatus, post 
medium subdilatatus, ad basin lenissime, ad apicem valde rotun- 
date angustatus, basi subrecte truncatus, angulis posticis (desuper 
inspicienti) rectis, margine apicali obtuse rotundato, medio tuber- 
culis duobus confertis, prominulis nota‘o; dorso valde convexe 
rotundatus, pulvinatus, anterius tuberculato-exasperatus, plaga 
