268 On Hemiptera from tJie River Ogove. 



Subfamily Phtllocefhalinjl. 

 Gen. ? 



An immature specimen, apparently belonging to a new- 

 genus near Macrina^ Amyot. 



Family Coreidse. 

 Subfamily Corsinm. 

 Mygdonia tuberculosa. 

 Mictis tuberculosa, Sign. Rev. Zool. 1851, p. 447, pi. xv. fig. 5. 

 A common West-African species. 



Mictis tristator. 

 Lijfjmis tridator, Fabr. Sy.9t. Ryng. p. 266. n. 13 (1803). 

 Two specimens obtained. 



Family Pyrrhocoridse. 



Subfamily Ptsrbocobinje. 



Antilochus suhmaculatus, sp. n. (PL XII. fig. 4.) 



Long. Corp. 16 millim. 



Head red, occiput and vertex black nearly as far as the 

 base of the antenna?, but upper orbits red ; the lower part of 

 the head under the proboscis is blackish, except behind ; 

 head with a central groove and rugose-])unctate ; close to the 

 back is a waved line, the narrow part behind which is finely 

 punctured. Antenna? black, the terminal joint testaceous, 

 brown towards the tip. Scape curved, thicker than the 

 remaining joints, and a little shorter than the second and 

 fourth joints, which are of equal length ; third joint rather 

 shorter than the scape. Rostrum extending as far as the 

 hind coxse ; the basal joint grooved. Thorax black, bordered 

 all round with testaceous ; the inner edge of the border and 

 the hinder lobe marked with large punctures; front lobe with 

 a central groove and not punctured, except on a narrow 

 triangular space in front. Scutellum and clavus sparingly 

 punctured, corium more thickly ; scutellum and tegmina 

 black, clavus bordered with a narrow red line at the base and 

 on the inside ; corium rather broadly bordered with rufo- 

 testaceous on the outside, the stripe then crossing to the end 

 of the clavus, and then curving outwards again, leaving the 

 greater part of the centre and 



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