- 
94 Mr. C. O. Waterhouse on the 
tato, ad basin marginato, discrete fortiter punctato latera 
versus crebrius punctato, angulis anticis piceis obtusius- 
culis, lateribus vix rotundatis, angulis posticis rotundatis. 
Elytris thoracis latitudine, parallelis, fortiter striatis, striis 
fortiter punctatis, interstitiis convexis, levibus; humeris 
dente perparvo instructis. Corpore subtus nigro-piceo, 
nitido; mesosterni carina distincté; metasterno levi, 
longitudinaliter suleato et in medio impresso; abdomine 
ee 1, Segmentis singulis basi fortiter sulcatis et punctatis. 
Pedibus piceis, tibiis anticis tridentatis; tarsorum posti- 
corum articulo primo tibiz calcare haud longiori. 
Long. 4 mill. ; lat. 14 mill. 
To the above description I need only add that the 
punctures in the strie of the elytra are separated from 
each other by intervals scarcely less than their diameter. 
Hab.—Nagasaki. ‘ Old trees; apparently attracted 
by sap. Rather scarce.” 
Rhyssemus asperulus, sp. nov. 
Oblongus, convexus, griseo-ater. Capite crebre aspe- 
rato-punctato. horace longitudine } latiori, transversim 
crebre ruguloso-punctato, carinis transversis quatuor. Ely- 
tris convexis, thorace haud latioribus, postice paululo 
ampliatis, fortiter crenato-striatis, interstitiis angustis, 
moniliformibus. Pedibus nigro-piceis ; tarsis piceis. 
Long. 33 mill. ; lat. 14 mill. 
Very close to R. germanus, but relatively shorter and 
broader. The thorax is less transverse, the transverse 
caring are more decidedly in pairs, and the anterior pair 
are further from the anterior margin. The elytra are 
shorter and the striz deeper. 
Hab.— Nagasaki. ‘“ In garden refuse.” 
Psammodius convexus, sp. nov. 
Ovatus, convexus, nitidus, castaneus. Clypeo asperato; 
collo fere impunctato, utrinque oblique bicarinato; genis 
fere rectangularibus, obtusiusculis. Thorace nigro-cas- 
taneo, longitudine fere duplo latiori, convexo, antice 
angustato, transversim quinque-carinato, carinis nitidis 
(duabus posterioribus in medio interruptis), ter carinas 
obsolete punctato ; angulis anticis obtusis, posticis omnino 
rotundatis; margine postico leviter bisinuato. Scutello 
levi. Elytris basi thorace paululo angustioribus, postice 
