290 F, Cuarcis. — Synopsis des Scolytides. 
1. — Genus DIAMERUS , Er. 
tnlennarum articuli 2-7 simplices in utroque sexu, clava solida. 
Farsorum articuli Let? æquales, 3 non dilalalus, vixemarginalus. 
4. D. hispidus. Klug. — Breviter ovalus, flavo-brunneus, 
autennis tarsisque flavis; prothorace amplo convexo, trans- 
verso, dense et fortiter punctato, elytris strialis, striis sub- 
flexuosis, sublœvibus; interstitis punctato-rugosis, squa- 
, 
mulis nigris flavisque hirtellis. — Long. 8 ‘},, mill. 
Madagascar. 
2, D. impar.— Breviter ovatus, brunneo-niger, antennis 
tarsisque flavis ; prothorace amplo, convexo, transverso, 
dense et fortiler punctato; elytris striato-punctatis, striis 
latis, dense et fortiter punctalis; interslitiis squamulis flavis 
et brunneis hirtellis, interstitio primo, solummodo in dextro 
elytro, dente conico et acuto in parte declivi ornato.— Long. 
9‘), mill. 
Guinée, Sénégal. 
2, — Genus CAMPTOCERUS, Latr. 
Antennarum articuli 2-T in femina simplices, in mare appendi- 
culali, clava solida. 
Tarsorum articulus À duobus sequentibus subœqualis, 3 bilobatus. 
4. C. œneipennis. Fabr. — Oblongo-ovatus, nitidus, niger 
vel rufo-brunneus, elytris viridi-æneis; prothorace magno, 
transverso, apicem versus coarctato, subtiliter punctulato; 
elytris a basi ad apicem attenuatis, subtiliter punctato-striatis, 
interstitiis vage et sublilius punctatis. — Long. 6-8 mill. 
d'. Fronte profunde concava, pubescente, antennis appen- 
diculatis, prothorace versus basin oblique rugoso. 
Var. Ferruginea, elytris viridi-æneis. 
Cayenne, Brésil, 
