354 Mr. A. Murray on Colcoptera from Old Calabar. 



tulato, stria marginali interrupta ; elytris stria utraque sub- 

 humerali integra, dorsali prima integra, secunda antice abbre- 

 viata, tertia late interrupta ; pygidio punctata utrinque foveo- 

 lato, tibiis anticis quadridentatis. 

 Long. 8£lin., lat. If -3 lin. 



Placodes, Erich. 

 1. P. Senegalensis, Payk, Mon. Hist. 13. 5, pi. 4. 5 (1811). 



Ovalis, parum convexus, niger, nitidus ; fronte impressa, stria 

 sinuata integra; pronoto stria marginali tenui haud inter- 

 rupta, laterali valida utrinque uncinata; elytris margine 

 inflexo punetato, duabus striis, interna ad suturam prolon- 

 gata, subbumerali externa postice, interna antice abbreviatis, 

 dorsalibus 1-3 integris, ceteris apicalibus punctatis; propy- 

 gidio bifoveolato pygidioque punctatis. 



Long. 7 lin., lat. 3| lin. 



Platysoma, Leach. 



1. P. Murrayi, Mars., Ann. d. 1. Soc. Ent. d. France, 3 ser. vol. v. 



p. 403. 



Oblongo-ovatum, depressum, nigrum, nitidum; fronte plana, 

 stria transversa integra, pronoto stria laterali haud interrupta ; 

 elytris striis dorsalibus 1-3 integris, quarta dimidiata ; pygi- 

 dio marginato, ocellato-punctato ; mesosterno sinuato mar- 

 ginatoque; tibiis anticis 4-dentatis, intermediis 4-, posticis 

 3-spinosis. 



Long. 4 lin., lat. If lin. 



Pachycr,erus, Mars. 



1. P. cyanescens, Mars., Ann. d. 1. Soc. Ent. d. France, 3 ser. 

 vol. i. p. 458. 



Ovalis, supra parum convexus, cseruleus seu viridis metallicus, 

 nitidus ; antennis pedibusque rufo-brunneis ; clypeo impresso 

 a fronte distincto stria integra, pronoto lateribus fortius pune- 

 tato, stria marginali interrupta; elytris striis 1-3 dorsalibus 

 integris, 4 a , 5 a , suturali et subhumerali externa dimidiatis; 

 mesosterno antice marginato. 



Long. 2-2! l in -> lat - l ~H lin - 



Contipus, Marseuil. 



1. C. didymostriatus, Mars., Ann. d. 1. Soc. Ent. d. France, 3 ser. 

 vol. i. p. 546. 



Ovatus, convexus, niger, nitidus, mandibulis bidentatis margina- 



