New Species of Staphylinidae from Singapore. 239 



Head transverse, pentagonal, ferruginous red, a narrow line between 

 the bases of the antennae and a shorl one in the middle <>f the front 

 portion of the vertex which joins the preceding, pitchy, the eyes 

 rather large and prominent, the temples converging posteriorly; 

 glabrous, without trace of puncturation, very finely and transversely 

 strigose. Antennae rather short, the 2nd and 3rd joints subequal, 

 the dh ol ironical, shorter than the 3rd, I he 51 li to (lie 7th cylindrical, 

 a little longer than broad, the Nth to the loth as long as broad, the 

 I l(li rather stout, oval, as lone; ,is t he two preceding joints together. 

 Thorax strongly transverse, widest at the posterior fourth, from 

 t hence si rongly rounded and narrowed in front to t he rectangular and 

 prominent anterior angles, less strongly narrowed backwards to the 

 gently rounded posterior angles ; anterior border broadly emarginate, 

 posterior border sinuate <>n either side; sides and borders narrowly 

 hut distinctly ferruginous red; the whole surface glabrous and 

 impunctate, very finely, and transversely strigose. Scutellum 

 impunctate, ferruginous. Elytra one third as lon^ again as the 

 thorax and of equal breadth, l ransverse; the sides feebly impressed, 

 the impression nearer the posterior angles; the suture and lateral 

 and posterior margins very narrowly ferruginous; surface glabrous, 

 impunctate, finely transversely coriaceous. Abdomen Eerruginous 

 ied, very finely and sparingly punctured, with short, fine, sparing, 

 yellow pubescence; ground-sculpture line, coriaceous; 8th dorsal 

 segmenl in both sexes divided into four long triangular processes 

 (of which the centra] pair are a little longer than the lateral) by three 



deep excisions, the apices of which are rounded. 



;. Eighl h ventral segmenl with a broad, deep, triangular excision 



of the posterior margin. 



Eighth vent ral segment divided into live processes by lour deep 

 excisions; the central process broad, narrowed a little towards the 

 apex, which is truncate with a small central notch ; I he la I era I pairs 

 narrow and elongate, the most external of (hem a, little shorter than 



the rest , which are of equal lengf h. 



Hub. I.tikit Tiitiiili and Mandai, in old logs. 



56. Coproporus flavipennis, n. sp. 



Black, shining, depressed; the firsl three joints of the antennae 

 and the extremity of the last, elytra, and legs testaceous. Length 



1 mm. 



Of abouf the si/.e of the average C.melanarius, Er., bul rather 



more depressed, with much liner puncturation and differently 



coloured elytra. Head formed as in melanarius, exceedingly finelj 



