270 BRACHELYTRA — STAPHYLINIDAE. 



and elytra closer ; that of abdomen much closer. L. 2. 1. 

 Eare. P. signaticornis, Mnls. 



2, Antennae unicolorous red-yellow. 



Elongate. Black ; elytra dark chestnut-brown, more or 

 less yellow-brown toward apex ; antennae and legs red- 

 yellow. Six penultimate joints of antennae all broader 

 than long. Punctuation of liead diffuse and strong ; that 

 of thorax irregular, rather diffuse, strong ; that of elytra not 

 very close, fine ; that of abdomen close and very fine. L. 

 2 1. Not common. P. villosulus, Steph. 



3, Antennae pale at base, rest dark. 



A A, Elytra blackish, apex only reddish. 



Black ; elytra as above ; antennae dark brown, first three 

 joints yellow-brown ; legs brownish, tarsi paler. Of the 

 six penultimate joints of antennae the basal ones distinctly 

 longer than broad, the apical ones only slightly broader 

 than long. Punctuation of head and thorax closer than in 

 P. villosulus, that of elytra and abdomen rather stronger ; 

 margins of abdominal segments scarcely lighter coloured. 

 L. 2 1. Not common. P. procerulus, Gr. 



li 7i. Elytra reddish, with black base. 



Black ; elytra as above : antennae black-brown, first 

 three joints reddish ; legs reddish, anterior coxae Ijlack- 

 brown, femora often dark. Of the six penultimate joints of 

 antennae basal ones longer than, apical ones as long as 

 broad. Punctuation of head moderately close, rather fine, 

 central line smootli ; that of thorax irregular, rather close, 

 and deep ; that of elytra not very close, distinct. Anterior 

 tarsi of male only slightly dilated. L. 2 1. Not common. 



P. prolixus, Er. 



XANTHOLIWIDES, 



A, Antennae considerably elbowed. 



Head oblong, furrowed longitudinally; thorax oblong, 

 somewhat narrowed behind ; elytra with overlapping 

 sutural margins ; middle coxae placed far apart ; anterior 

 tarsi simple ; first joint of hinder pairs of tarsi about as 

 long as, or very little longer than second. 



a. Tarsi rather long. 



