the Lamellicorn Coleoptera of Japan. 393 
of the head, with an obscure reddish disk:in the middle of the 
lateral edge and a narrow reddish margin at the base; the 
scutellum obtuse behind, impressed on the lateral margins, 
obscurely punctured ; the elytra irregularly punctured, inter- 
stices 3 to 5 distinctly raised towards the base; the antenna 
and legs pitchy red. 
This species is remarkable in having acute anterior thoracic 
angles. 
Hab. Oyayama. Two examples. 
Serica quadrifoliata, sp. 1. 
Elongata, picea, opaca; capite sparse punctato; thorace lateribus 
obscure rufis; elytris irregulariter punctatis, interstitiis convexi- 
usculis, levibus ; antennis clava 4-foliata. 
L. 10 mill. 
Elongate, piceous, opaque; the head, clypeus somewhat 
rough, with shallow irregular punctures, between the eyes the 
punctures are smaller and*more scattered; the thorax punc- 
tured like the head on the disk and sides, but along the base, 
especially before the scutellum, the points are more closely 
set, bisinuous behind the eyes, feebly bisinuous at the base, 
narrowest anteriorly, widest behind, sides evenly arched and 
obscurely red laterally, anterior angles obtuse; the scutellum 
obtuse behind, wholly punctate ; the elytra with lines of irre- 
gular punctures separated by interstices, somewhat convex 
and smooth, truncate behind; the antenne and legs reddish 
brown. 
Hab. Nikko. One male example. 
Serica brevicornis, sp. n. 
Oblonga, testacea, azureo-micans, parum nitida; capite thoraceque 
irregulariter punctatis ; scutello triangulari; elytris striatis, inter- 
stitiis parum latis, levibus. 
L. 7-74 mill. 
Oblong, pale testaceous, opalescent in parts, somewhat 
shining; the head, surface uneven, irregularly punctured, 
punctures shallow and of various sizes, largest irregular in 
outline, not closely set; the thorax transverse, anterior angles 
depressed and obtuse, laterally somewhat bulging in “the 
middle, and sometimes feebly emarginate before the hind 
angles, surface sculptured like the head ; the scutellum punc- 
tured irregularly, triangular, three sides coequal; the elytra 
striate, with punctures faintly seen in the lines, interstices 
convex, smooth, and rather wide; the antenne small and 
short, club usually infuscate, palpi dusky ; the legs pale. 
