204 [Fubmary, 



with two curled-topped spines crossing each other ; four rows of 

 minute warts, with single hairs pointing a little forwards, are visible 

 down the back of the thorax and abdomen; the surface of the head, 

 thorax and wing covers, and last ring of abdomen are brilliantly glossy, 

 the other segments dull ; the colour black, save in the segmental di- 

 visions, which are shining brown. 

 Emsworth : January 8th, 1878. 



DIAaNOSES OF A NEW QENUS AND SOME UNDESCEIBED SPECIES 

 OF AFEICAN PHYTOPHAGA. 



BT J. F. BALT, F.L.S. 

 {concluded, from p. 179) . 

 HOEATOPTOA CAEINATA. 



Aptera, ovata, convexa, pallide picea, suhtus nitida, supra subopaca, pe- 

 dibus antennisque piceo-fulvis ; tTiorace transversa, disco utrinqtie longitudi- 

 naliter impresso, foveolato-punctato ; foveis rotundatis sat profunde impressis 

 disci medio minus crehre, ad basin et ad latera crebre dispositis ; elytris 

 breviter ovatis, singulis carinis longiiudinalibus 12, alternis ante apicem 

 abbreviatis, instructis ; interspatiis singulis serie unica punctorum rotund- 



orum impressis; interspatio externa elevato, piano ; pygidio vix exserto. 



Long. If lin. 

 Hab. : Cape of Good Hope. 



POLTSTICTA SiMONSI. 



Oblonga-ovata, convexa, rufo-testacea, nitida, antennis, basi excepta, 

 epipleuris posticis, pedibus, scutello, thoracisque punctis sex, 1, 4, 1 dispositis, 

 nigris ; elytris minus nitidis, minute granulosis; tenuiter punctato-striatis, 

 interspatiis tenuissione punctatis ; metallico-cyaneis, limbo exteriori rufo- 

 testaceo, punctorum metaliico-cyaneorum serie unica, plerumque discoidali, 

 ornato ; antennis brevibus, articulis ultimis sex compressis, clavani elongatam 

 formantibus. Long. 'i\ lin. 



Hab. : Lake Nyassa. 



Phtsoma tiolaceipennis. 



Elongata, parallela, modice convexa, pallide fulva, nitida, vertice iiide 

 varioloso-punctato, nigro, antennis extrorsum nigro-ficscis ; thorace fortiter 

 punctata ; elytris metallico-violaceis, mneo-micantibus, crebre functatis, punctis 

 magnis, rotundatis. Long. 2\ — 3 lin. 



Hab. : Lake Nyassa. 



EUTHECA. 



Corpus ovatum, convexum. Caput modice exsertum ; facie hrevi, 

 perpendiculari ; oculis elongaiis ; antennis ^Jiformihus. Thorax trans- 



