( 502 ) 



24. Acroama armata sp. nov. 



6. A. nigro-brnnneus, pube brevi sat sparsa flavesceiite vestitus. Capnt miuute 

 pnnctulatuin, praeterea omniuo puiictis maguis dispersis iiistrnctiuu, vertice medio 

 pone tnberes aiiteiiuiferos j)aruiu deiiressum. Autemiae corjiore ses(iui lougiores, 

 riibrae, scape basi extrema et apiee iucrassato nigro, caeteris articniis versus apicem 

 pins minusve nigrescentibiis ; scapo dense pnnctnlato, parte lapicali nigra laevi. 

 Protliorax lougitudine tertia parte brevior, cylindricns, basi apice ininime latiore, 

 grossissime ])UU('tatus, irrcgnlariter transverse rngato-iilieatns, disci medio <listincte 

 depressus, ante basim impressus. Scutellnm subtrajiezoidale, iatitndine (ad basiin) 

 parnm brevius. Elytra brunnea, angulo hnmcrali, tubercnlo basali, acumine apicali, 

 nonnuUis siguatnris indistincti^;, nigris : macula jiostliumerali longitudinali, cnm 

 macula hnmerali couuexa, gutta postbasali discoidali, fascia valde oblii|ua ab sutnra 

 ante medium ad margiucm exteriorem descendente, fascia secunJa, primae parallcla, 

 postmediaua, in singulo elytro iuterrupta ; siugnlo elytro ad sutnrani (basi excepta) 

 impresso, disci medio etiam parnm depresso ; grosse, versus apicem sparsins, ])unc- 

 tiita, impressione suturali postice laevi ; angulo sutnrali miuuto, subrotundato, 

 acmniiie apicali couico, acuto. 



Prosternimi grosse punctatum, processu pone coxarum cavitates triangulariter 

 dilatato, ubi processu mesosternali latiore ; mesosteruum medio panels punctis 

 maguis instructum ; latera mesosterui et metasterni grossissime punctata, meta- 

 sternnm medio minutissime punctulatum fere laeve ; abdomen laevc, segmontis 

 basalibus lateraliter singulis punctis magnis. Pedes bruauei ; femora basi apiceque 

 nigro-brunnea ; tibiae intermediae incisura magna, posticae arcuatae. 



Long. 23 mm., elytr. 10, lat. Gi. 



Mandibles longitudinally striated, with the outer edge deej)ly longitudinally 

 impressed ; antennal tubers with a shallow broad groove immediately above the tooth 

 near the tip. Sides of the prothorax with two faint transverse oblicpie grooves, — one 

 basal, one apical — the grooves almost meeting each other above the coxal cavities. 

 The tubercle on the base of the elytra steeper in front than behind, granular, with 

 the tip rounded, smooth and shining ; the punctures on the base of the elytra bearing 

 a granule in front ; the conical tooth into which the apex nf each elytron is produced 

 clothed with rather strong hairs. 



Ila/j. Kina Balu (Brit. N. Borneo). 



2-'). Zygocera niveosignata sji. nov. 



Z. nigra, dense sordide cinereo-brnnneo-tomentosa, pilis brevibus griseis (elytris 

 exceptis) tecta, antennis, tibiis tarsisipie plus minnsve cinercis, elytris singulis 

 duabns signaturis niveis ornatis, una fasciiformi posthunierali al> margine exteruo 

 oldiipie versus medinm suturae ascendents, suturam non attingente, in utroque latere 

 multisinuata, parte dorsali parnm retrorsum descendente, secnnda subtriangnlari 

 anteajiicali, ab margine externo obliqne versus anticnra usc|ne ad medium disci 

 ascendente, hie parnm dilatata. 



Caput longitudinaliter canalieulatum, fronte planatum, tubcribus antenniferis 

 subcontiguis, oculorum lobis inferioribns obliqnis. Antennae corporis longitndine, 

 infra ciliatae, articulo tertio (piarto vix, ((uinto fere dnplo, longiore. Prothorax 

 longitndine latitudini ao(iuali, lateribus levissirae rotuudatus, tubercnlo minuto 

 jwstmediano armatus, fortiter coriaceo-rugatus, punctis grossis instructns, dorso 

 utrinquc sat couvexus et tubercnlo mediano conspicuo notatns, linea niediana 



