6 
NEW SPECIES OF LONGICORNS FROM BORNEO. 
completa; articulus B:us scapo paullo longior, reliqui 3:o 
paullo longiores. Prothorax transversus, utrinque spina 
valida mediana, triangula armatns, ante basin apicemque 
transversim sulcatus, supra intra spinas carinula trans- 
versa recurva armatns, basi fere truncatus. Scutellum 
apice rotundatum. Elytra elongata, subcylindrica, ad 
basin subtruncata humeris fere rectis, apice conjunctim 
rotundata. Prosternum inter coxas subangustum valde 
areuatum, apice modice dilatatum et utrinque tuberculo 
parvo instructum. Acetabula antica extus angulata et 
postice anguste aperta. Processus mesosternalis inter 
coxas angustus, subplanus, coxas paullum superans, antice 
leviter tuberculatus et subtruncatus. Acetabula inter¬ 
media extus aperta. Metasternum modice elongatum 
episternis postice angustatis. Pedes subsequales ; femora 
sublinearia vel paullum fusiformia; tibiae compressse, 
anticae curvatae, intermedia integrae, posticae apice brevis- 
sime bicalcaratae; tarsi mediocres, articulus l:us 2:o et 3:o 
simul sumtis brevior ; unguiculi divaricati. 
This genus seems to be most nearly allied to Cereopsius, 
from which it differs by the median tubercles of the pro¬ 
thorax, the larger eyes and the more elongate and 
cylindrical body. In the shape of the body it completely 
agrees with the typical species of Monochamus. 
Mimoliammus Jlavescens, n. sp. 
Brunneus, supra lanugine densa flava, infra pube grisea 
vestitus; genis subnudis; antennis fuscis, tenuiter griseo- 
pubescentibus, scapo densius griseo-vestito; articulo 3:o 
et sequentibus ad basin anguste cinereo-annulatis; elytris 
prope medium striga parva transversa subobliqua fusco- 
brunnea ornatis; capite impunctato; pronoto ad carinam 
transversam punctis paucis impresso ; elytris punctatis sed 
punctis lanugine densa fere omnino tectis. Long, corporis 
25 mm., lat. ad humeros 8 mm. 
Borneo : Kuching. 
In size, colour and shape, this species very much re¬ 
sembles Monochamus sulphur ifer, Hope. The elytra are, 
however, more cylindrical. 
Thermonotus ccerideiyennis, n. sp. 
Rufo-testaceus, antennis, tibiis, tarsis, apice femorum et 
mandibularum maculaque scutelli nigris; elytris nitidis 
lsete cceruleis ad basin rude apicem versus laevius punctatis; 
omnino non costulatis; prothoracis disco elevato, inaequali, 
subrugoso. Long, corporis 19 mm. 
