little-kncion Ethiopian llemijjtcra. 193 



horizontale apice leviter reflexum prolongatum, his cornubus 

 prouoto medio subaeque longis, subparallelis, late distantibus, 

 extus Donuihil pone apicem in lobum acutum triangularem re- 

 flexum dilatatis, margine interuo cornuum reflexo ; juga com- 

 muniter triangulariter producta, apice angulum obtusiusculum 

 formaiitia ; scutellum apice e postice visum obtusangulariter 

 sinuatum ; operculum fovese intralateralis segmenti sexti ven- 

 tralis oblique transversum, dense brevissime fusco-tomentosum, 

 margine ejus antico subrecto, postico rotundato ; segmentum 

 genitale ultimo ventrali medio longius, nigrum, margine labiali 

 quinque-sinuato, sinubus tribus mcdiis obsolete disjunctis, sub- 

 contluentibus, margine apicali subrecto, angulis apicalibus rotun- 

 datis, appendice magna media deplanata medium segmenti 

 attiugente, flava. 



Southern Nigeria : Akwete (/. J. Simpson). 



A species extremely remarkable by the structure of the 

 liead, which is broader and (apart from tlie horns) very much 

 shorter than in the five other known species of the genus. 



Fam. Pentatomidae. 



Exiryaspis marshalli, sp, n, 



Dilutissime testacea, pronoto, scutello corioque albidis, supra parce 

 irregulariter nigro-punctata, partes has nigras exbibens : capitis 

 vittulam iuferiorem anteocularem supra tuberculum autenniferum, 

 marginem lattralem, orbitam oculorum, margines dimidii basalis 

 tyli vittasque tres basales, mediam brevem, laterales intra ocellos 

 currentes et hos longe superantes, antice oblique extrorsum 

 vergeutes et marginem lateralem attingentes, pronoti marginem 

 apicalem, lineam punctatam utriiique circum areas cicatricales 

 maculamque minusculam partem posticam barum linearum tan- 

 gentem, scutelli foveam rotundam ad angulos basales maculam- 

 que irregularem anteapicalem, segmentorum connexivi fasciam 

 latam basalem angulosque imos apicales, segmentorum ventris 

 maculas majusculam ad angulos basales et minutam ad angulos 

 apicales spiraculaque cum annulo ea cingcnte ; pronotum inter 

 angulos laterales maculis quinque diffusis subconfluentibus saepe 

 minus distinctis in seriem transversam ordinatis notatum ; seg- 

 menta dorsi abdominis medio late ferrugineo- vel fusco-fasciata ; 

 segmentum genitale maris medio et lobi genitales basales late- 

 ralesque feminse f usco-maculata ; rostrum et antennae testacea, 

 annulo barum angusto apicali articuli primi secundique, annulo 

 angusto basali articuli secundi tertiique, dimidio apicali articuli 

 tertii, parte plus quam dimidia apicali articuli quarti parteque 

 lata media articuli quiuti nigris ; pedes testacei, apice tarsorum 

 fusco ; membrana et alc"e vitrea. Caput subseque longum ac 

 latum ( cJ ) aut longitudine paullo latins ( 5 ), ante sinum ante- 

 ocularem profundum parallelum, apice late rotuudatum, oculis 



