280 Mr. M, Burr's Observations on 



7. Pronotiim sutura dis- 

 tincta ; elytra nitentia ; 

 albo-variegatus . . . 14. croixi, sp. n. 

 7.7. Pronotum sutura nul- 

 la ; elytra haud nit- 

 entia ; color fuscus . 15. greeni, sp. n. 



Diplatys severa, Borm., and D.jansoni, Kirb. 



This group is easy to distinguish by the form of the 

 occiput ; the two species are very different in appearance, 

 D. scvcra being of a general dull-black colour, whereas 

 D.jansoni is blue-black, with brick-red feet and forceps 

 and pronotum, and sometimes the elytra also are varied 

 with red. 



Diplatys ssthiops, sp. n. 



Parva, gracilis, atra, nitida ; occiput valde convexum, globosum, 

 heve, suturis carinisque haud vel vix perspicuis ; pronotum antice 

 et postice aeque latum, sed margine antico medio in collem triangu- 

 larem productum ; corpus vix pubescens ; pedes nigri, tarsis palli- 

 dioribus ; abdomen gracile, segmento ultimo tumido ; forcipis 

 bracchia deplanata, recta, conica, inermia, $ . 



Long, corporis ... 6*5 mm. ^ . 

 „ forcipis . . . 0'9 ,, 



Hah. ? (1 ,? in niy collection.) 



This species is chiefly characterized by the form of 

 the head. 



Diplatys occidentalis, sp. n. 



Statura minore ; colore rufo-testaceo ; antennas (1+) 8 seg- 

 mentatae, segmento 1 nigro, 2 nigro, minimo, 3 and 4 rotun- 

 datus, testaceis, 5 longiori, fusco, 6-8 elongatis, cylindricis, fuscis. 

 Caput fuscum, medio rufo-maculatum, postice rufo-marginatum ; 

 occiput postice depressum ; caput postice angustatum ; oculi nigri ; 

 pronotum ovale, longius quam latins ; frons supra labrum tri- 

 impressa ; pronotum ovale, fulvo-testaceum ; scutellum fulvum ; 

 elytra rufo-fulva, macula magna basali fusca, vittaque fusca exteriori, 

 ornata ; alse fulvse, externe fusco vitattse. Pedes pallido-testacei, 

 femoribus apice infuscatis. Abdomen rufum, lateribus infuscatis ; 

 segmentum ultimum magnum, hand valde tumidum, fuacuni, medio 

 sulcatum, margine postice medio deplanato ; forceps simplex, rectus, 

 conicus, paullo deplanatus. $ . 



