the Elateriihe of Jap m. 185 



stouter and more abbreviated, tlii:^li.s and tibiai tliickcr. 

 Also similar to C. silaceipes^ Germ. 



IJab, Iwakisan. I took two examples at the side of a 

 small brook near the summit of this mountain (alt. 4921 

 feet), Sept. 1st, 1880. 



Crt/ptohi/pnus optatus, s]). n. 



.^neo-niger, nitidus, cinereo-pubescens ; elytris macula humerali 



lutca ; antennarum articulis diiobus pedibusiiue flavis. 

 L. 3j mill. 



Black, with brassy tinge, pubescence ashy ; the head lon- 

 gitudinally impressed in the middle, rather densely punctu- 

 late, little strigose, carina feebly angulatc beliind the antenna, 

 arched anteriorly ; the thorax punctulate like the head, 

 median line smooth, convex, not much widened laterally, 

 hind angles slightly turning outwards ; the elytra, humeral 

 angle pale, maculatiou extending to half the fifth interstice, 

 striate, the fourth stria hamate at base and touches the 

 scutellum, interstices finely but thickly punctulate ; the 

 antennae, basal joint bulbous and with the second pale, 

 remaining joints inf uscate ; the legs clear yellow. 



Hab. Otsu, by the lake Biwa. 



Crypiohypnus interstinctus^ sp. n. 



Parum elongatus, niger, nitidus, fulvo-pubescens ; elylris macula 

 humerali clongata, rufo-bnmnea ; antennis basi testaceis ; pedi- 

 bus flavis, femoribus obscuris. 



L. 2| mill. 



Rather long, black, shining, with fulvous pubescence; the 

 head clearly and evenly punctulate, carina arched anteriorly j 

 the thorax convex, punctulate like the head, somewhat long, 

 feebly widening out about the middle, hind angles a little 

 acute and narrowly pale ; the elytra finely striate, second and 

 third striae most visible, punctulate, interstices very finely 

 punctulate, on the humeral angle on the sixth interstices is an 

 elongate reddish-brown spot, and before the apex on the fifth 

 interstices there is a discoloured disk, clearly visible in my 

 unique example ; the antennae, three joints at base testa- 

 ceous, the others infuscate ; the legs pale, with the thighs 

 dusky. 



Hab. Wada-toge (alt. 5578 feet). 



Ann. & Mag. N. Hist. Ser. 6. Vol. xiii. 13 



