68 CLAVICORNIA. [Cvio)/. 



of male straight ; thorax not or scarcely broader 

 than elytra. 



1, Thorax evidently more strongly punctured 



than elytra. 



A. Anterior margin of clypeus straight in male; 

 posterior femora of male with a very long 



slender curved tooth before apex . . . . C. deNtipks, SaJilh., v. Zelei, 



Kr., V. Barnevillei, Kr. 



B. Anterior margin of clypeus with a slight 

 emargination in male ; posterior femora of 



male with a small tooth before apex . . . C. brunneum, Lair. 



2. Thorax not more strongly punctured than 



elytra. 



A. Posterior femora of male with a long 

 straight spinose tooth before apex, termi- 

 nating in a tuft of hairs. 



a. Size larger ; colour darker ; elytra with 



traces of s<: rite C, appendicttlatttm, Sahib. 



b. Size smaller ; colour lighter ; elytra 



without traces of striaj C, calcaeatum, Ur. 



B. Posterior femora of male with a very small 

 tooth before apex ; elytra with traces of 



Stria3 C. DENTICXTLATUM, Kr. 



ii. Size larger ; form broader ; anterior tibla3 of 

 male curved ; thorax evidently broader than 

 elytra ; posterior femora simple in both sexes . . C. LATUM, Kr. 



C. angrulare, Er. Oblong-oval, somewhat narrowed behind, 

 blackish-brown or dark-brown, with yellowish pubescence ; antennae fer 

 ruginoiis, lighter at base and apex, club with the apes obtusely pointed ; 

 thorax about as broad at base as elytra, almost as long as broad, with the 

 posterior angles right angles or somewhat acute, very closely and some- 

 what deeply punctured ; elytra distinctly and somewhat rugosely punc- 

 tured ; legs ferruginous. L. 2-2| mm. 



Male with the posterior femora furnished Avith a very small sharp 

 tooth in the middle, apical angle pointed and slightly projecting. 



By evening sweeping; it has also once been found on a wall; very rare ; Forest 

 Hill (Marsh) ; Caterham, Peckham, Mickleham (Sbarp and others); Stretford, ne-ar 

 Manchester (Reston) ; Scotland, very rare, Solway and Tay districts, banks of Nith 

 in flood refuse (Sharp), and Braemar. 



Small examples of this species appear to be the C. rectangulam, 

 Chaud. 



C. microps, Czwal. This species diflfers from the preceding in 

 having the thorax less strongly punctured, and strongly narrowed from 

 posterior third to apex ; the thorax, also, is narrower at base, being 

 hardly as broad as the elytra. L. 2|^ mm. 



The sole locality for this species, which was described by Czwalina in 1881, is given 

 as Enj;laud, find Reitter treats it as a good species, resting on a female in Kraatz'a 

 collection from England ; the male appears to be unknown. 



C. rufescens, Kraatz. Eather long-oval, of a reddish or brownish- 

 red colour, with the antennas and legs lighter ; thorax as broad as elytra. 



