COLEOPTERA. 377 
Sp. Brenthus maxillosus (Oliv.) ; Arrli. vulsellatiis (Sclionh.) and anthracinm 
(King). 
JEstciiorhinus, g. n., Lacordaire, 1. c. p. 431. Allied to ArrJmiodes ; rostmm 
elongate, dilated only at extremity ; head elongated, eyes distant from its 
base. Sp. A?r/t. forjicatus, designatus, monilifer, forciintigcrus, and faldtr^ 
manni (Schonh.). Perhaps also A. xiphias (Westw.). 
Ptcrygostoimis, g. n., Lacordaire, 1. c. p. 448. Allied to Ilormoccrus \ ros- 
trum robust, strongly dilated at the end, with two vertical processes at the 
sides of the mouth ; joint 1 of antennae as long as 2-4 together, club 3- 
jointed, perfoliate. Sp. Ccocepludus opacus (Chevr.). 
llhinoptcryx, g. n., Lacordaire, 1. c. p. 440. Allied to Iloi'mocerus ) rostrum 
robust, dilated between the antennae and the apex. Sp. Ccoc. fomipennis 
(J. Thoms.). 
Nothogaster, g. n., Lacordaire, 1. c. p. 450. Allied to preceding ; abdominal 
segments nearly equal in length, separated by well-marked rectilineal sutures; 
elytra not denticulate at base ; femora dentate. Sp. N. paradoxus, sp. n., 
J^ac. 1. c. p. 450, note, Madagascar ? 
Gynandrorhynchus, g. n., Lacordaire, 1. c. p. 450. Allied to Ceocephalus \ 
scape of antennm very long, reaching the eyes ; rostrum filiform in front. 
Sp. 6r. hocandei, sp. n., Lac. 1. c. p. 451, note, Guinea. 
riazocnemis, g. n., Lacordaire, l.c. p. CentropJiorus (Chevr.). 
nostrum long, thinner anteriorly, slightly but distinctly dilated at the end ; 
femora strongly compressed and lamelliform at the base, dentate beneath. 
(Madagascar.) Sp. Brenthus striatidus (01iv.)= C. compressipes (Chevr.) ; 
B. picicornis, atratus, nigritus (Klug), encaustus (Schonh.). P. dives, sp. n., 
1 /ac. 1. c. p. 454, note, Madagascar. 
tStorcosomus, g. n., Lacordaire, 1. c. p. 454. Allied to preceding ; head 
more elongate, more strongly truncate behind ; elytra shortly appcndiculato 
at apex; femora pedunculate, slender, unarmed. Sp. Brenthus decoUatus 
(Chevr.) and Ceoc. rissii (Imh.). 
Schizotrachelus, g. n., Lacordaire, 1. c. p. 454. Allied to Ccocephahts ; funi- 
culus with its basal joints transverse or moniliform; elytra only slightly, if 
at all, appendiculate at apex ; femora unarmed ; tibite compressed. Sp. S. 
hrevicaudatus, sp. n.. Lac. 1. c. p. 455, note, Java ; S. madens. Lac. ibid., Ma- 
lacca; S. consohrmus (Dej.), Lac. 1. c. p. 45G, note, Java; S. cameratus, Lac. 
ibid., Malacca ; S. dichrous. Lac. ibid., Moreton Bay. 
JSubacti'us, g. n., Lacordaire, 1. c. p. 45G. Allied to preceding, but basal 
joints of funiculus obconic. Sp. E. semiceneus, sp. n.. Lac. 1. c. p. 457, note, 
Fiji Islands; P. Lac. ibid., Gilolo. 
Zetoplilceus, g. n., Lacordaire, 1. c. p. 4G0. Allied to Ncmocephalm ; elytra 
very flat, regularly punctate-striate, not canaliculate near the suture, 
appendiculate at apex. Sp. Brenthus pugionatus (Chevr.) and B. guttifer 
(Schonh.). 
Amerismus, g. n., Lacordaire, 1. c. p. 4G1. Allied to preceding ; elytra 
subcylindrical, appendiculated at apex, canaliculated along the suture; head 
obcouical, scarcely constricted at base. Sp. Ozodecerus P cavicaudatus 
(Clievr.). 
Acratus, g. n., Lacordaire, 1. c. p. 4G3. Allied to Ncmoccphalus ; antennoo 
longer, more or less setaceous ; tarsi longer, joint 1 as long as 2 and 3 united ; 
segments 1 and 2 of abdomen neither canaliculated nor excavated. Sp. 
