204 Mr. G. Lewis on n&io 



Lately I have had some analyses made in an endeavour to 

 discover what the elements are besides chitin in Brachycerus 

 and other desert species possessing a very opaque skeleton ; 

 but the results show that it is a line of investigation requiring 

 the life-labour of a first-class chemist rather than of a few 

 experiments conducted in the laboratory under the direction 

 of an entomologist. 



List of Species J arranged generically. 



Hololepta sequa. Hister indicus. 



prona. calidus, Ericlison. 



maura. carnaticus. 



Sahlbergi. martius, 



Belti. Raffi-ayi. 



complanata, Palis. Beauv. occidentalis. 



Lioderma nudum. limbatus, Tiniqui. 



Apobletes fictitius. Carcinops sti-iatisternum. 



planisternum, Lewis. Ti-iballus minimus, Rossi. 



Platysoma cinnamomeum, White. tropicus, 



punctulatum. montanus, 



sexstriatum. Saprinus lautus, Wollaston. 



exiguum. Onthopbilus tuberculisternum. 



Pachycrserus bellulus. bipartitus. 



Rafirayi, Leivis, Idolia \ndVi^?d.a,. 



Ebonius politus. punctisternum. 



Hololepta cequa^ n. sp. 



Oblongo-ovata, plana, nigra, nitida ; fronte sequali ; pronoto stria 

 marginali teuui poue oculos terminata, basi ante seutellum bisinu- 

 ato ; elytris margine inflexo subtiliter rugoso, striis 3 dorsalibus 

 brevissimis prima appendiculata ; propygidio lateribus parce punc- 

 tate, apice bifoveolato ; pygidio dense et grosse punctate. L. 7| 

 miU. 



Hah. Assam. 



H, cegua is closely allied to indica ; it differs in being nar- 

 rower and much smaller, and in having three elytral striee, 

 the first having a somewhat long appendicle. 



Hololepta prona^ n. sp. 



Oblongo-ovata, subdepressa, nigra, nitida ; fronte Isevi ; pronoto 

 basi bisinuato, margine basi continuato, lateribus minime punc- 

 tato, stria interna ante basin evanescente ; elytris striis, prima in 

 medio late interrupta, secunda brevi subappendiculata ; prosterno 

 parce cincto-punctato, apice subbifoveolato ; pygidio sat dense 

 punctato ; prosterno medio parum constricto. L. 9^ mill. 



Hah. Cape of Good Hope [ex coll. MoncMcourt) . 

 H. prona differs from maura as follows : — the margin of 

 the thorax is continued round the basal angle, the internal 



