the Cistelidas &c. of Japan. 425 



Elongate, black above, obscurely brown beneath, with 

 ashen pubescence ; the head rather sparsely punctured, some- 

 what reddish behind the eyes ; the thorax closely and rather 

 roughly punctured, faintly red anteriorly ; the elytra simi- 

 larly sculptured to the thorax, except that the punctures in 

 parts are vaguely arranged longitudinally ; apex narrowly 

 red; the antennse, palpi, mouth-organs, and legs pale reddish 

 brown. 



Hah. Numata. Two examples in June. 



Macratria fiaviatilis^ sp. n. 



Elongata, nigra, cinereo-pubescens ; antennis basi, palpis pedi- 



busque brunneo-rufis. 

 L. 5|-5| mill. 



This species is extremely similar to M. apicalis, but it is 

 smaller, wholly black above, with the joints 8 to 11 of the 

 antennge distinctly black. 



Hah. Nataksugawa. Two examples, July 23rd, 1881. 



Macratria antennalisy sp. n. 



Elongata, parum nigra, cinereo-pubescens ; elytris basi obscure 

 brunncis ; antennis articulis 9°-ll'" perlongis infuscatis, basi, 

 palpis pedibusque brUnneo-rufis. 



L. 4| mill. 



This species is extremely like 31. jluviattlis, but it is 

 smaller and narrower, with the head more shortened behind 

 the eyes ; bases of the elytra vaguely brownish, and the 

 joints of the antennae 9 to 11 are markedly lax, and each 

 joint is nearly as long again as the corresponding one in 

 M. Jluviattlis, and they are dusky brown, not black ; joints 

 4 to 8 are relatively shorter and almost moniliforni. 



Hah. Numata. 



Macratria japomca, Harold. 

 Macratria Japonica, Har. Deutsche ent. Zeitschr. p. 359 (1877). 



This species is about half the size of M. fluviatilis ; the 

 femora at their bases are usually infuscate. 



Hah. Yamaguchi {Hiller) ; Yokohama, very common in 

 winter under loosened bark of Zelkowa Keakij Sieb. Also 

 at Ichiuchi, Numata, and Niigata. 



Ann. (& Mag. N. Hist. Ser. 6. Vol. xv. 30 



