( 499 ) 



first mark of the elytra staiidiiijr at the end of the first quarter, curved ou each 

 elytron ; the second band situated before the begiuninj; of the apical quarter, 

 narrow on the sides, where it is a little curved towards the front. 



Hab. Kiua Balii (Brit. N. Borneo). 



Allied to A. collaris Pasc, but differs from that species in the more globose 

 and obviously reticulated prothorax, in the form of elytral white bands, in the apex 

 of the elytra being devoid of white pubescence, and in tlie colour of the legs. 



'-'u. Arcyphorus reticulatus sp. nov. 

 ?. A. niger, vittis pulic sulfnrea obtectis oruatus. Caput froute leviter 

 triearinatum, carina media antice abbreviata, liuea transversa impressa aute- 

 I'rontali angnliformi, in verticis medio et post oculos puuctis maguis instrnctum. 

 Antennae articulis basi rufis, apice snbnigris, pube grisea vestitis, corporis dimidio 

 paulo longiores, articnlo tertio quinto longiore. Prothorax oblongus, antice et 

 postice truncatns, couvexus, ad basim parum constrictus, lateribus aequabiliter 

 rotundatns, siibtiliter reticulatus, siilfureo-pubescens, fasciis tribus latis ni basim ni 

 ajiicem attingeutibus una mediana, una in utroque latere sita, nigris ornatns. 

 Scntellum fere semicirciilare, snlfureo-pubesceus. Elytra prothorace vix latiora, 

 versus posticum parnm attennata, apice singulo subrotundata, miuutissime punctu- 

 lata, praeterea punctis dispersis majoribus instructa, jiuuctis pube densa celatis ; 

 sutura sat late sulfureo-pubescente, hac vitta sutnrali elytris communi post medium 

 iuterrupta et ante banc interruptionem anguste nsijue fere ad margiues externos 

 dilatata ; singulo elytro liuea discoidali, vittae suturalis colore, suturae parallela et 

 ad marginem basalem cnm ea connexa, ab basi ad medium ascendente signato. 



Infra lateraliter dense, in medio sparsim griseo-pubescens. Prosternum 

 antice transverse striatum, dein reticulatum. Femora nigra, intermedia parte in- 

 crassata subtus bicarinata, postica abdominis apicem attingentia ; tibiae anticae et 

 omnes tarsi snbrufi. 



Long. 11 mm., elytr. 8, lat. 2^. 



The black parts of the upperside between the sulphur yellow markings covered 

 with a brownish black pile, which conceals the punctuation of the elytra ; the 

 pubescence of the head, antennae, under surface and legs grey ; head and ])roster- 

 uum clothed with sparse long hairs. The lateral keels of the front of the head 

 slightly flexuose and stronger than the median one, which bears a fine channel 

 between the eyes. The fourth antenual joint about two-thirds the length of the 

 fourth. Prothorax evenly oval, lunger than broad, with an obvious reticidation ; the 

 black bands broader than the sulphur yellow ones, and reaching neither the 

 anterior nor the posterior border. Apex of each elytron obliquely rounded at the 

 suture, and very feebly acuminate externally. Base of the femora, and the four 

 posterior tibiae slightly reddish, anterior tibiae and all tarsi dark rufous. 



Hab. Kina Balu (Brit. X. Borneo;. 



Acrocyrtidus gen. nov. (Compsocerinorum). 

 ?. Cavitatibus intermeiliis apertis, coxis anticis extus angulatis, processum 

 j)rosternalem medio sulcatum, postice arcuatum et parum dilatatum vix superantibns. 

 Palpis articulo ultimo triangulari ; clypeo et frontis parte autica subtriangulariter 

 depressis ; geuis oculorum lobo inferiore brevioribus ; tuberibus antenniferis brevibus, 

 distantibus ; oculis profunde sinuatis, lobo sujieriore parvo ; antcnnis (?) corpore 

 aequalibus, scapo levissime arcuato, versus apicem minime iiicras>ato, articulo tertio 



