the British Species of Aleuonota, Atheta and Sipalia. 
22. Elytra brown or brownish black with more or less bronze 
reflex. Legs pitchy yellow, femora dark. Thorax 
broader. 3, 8th dorsal plate slightly emarginate 
posteriorly, the emargination bounded on each side by a 
289 
small tooth. Length 2°3-3mm. . . 116 atramentaria, Gyll. 
—- Elytra yellowish, legs yellow. Thorax narrower. 4, 
8th dorsal plate with four teeth at hinder margin, the 
outermost larger and only separated from the inner by 
a small notch, a broad shallow emargination separates 
the inner teeth from one another. Length 2—2°5 mm. 
121 laevana, Rey. 
23. Posterior tibiae without distinct setae, middle tibiae with 
at most one short seta. Lateral setae of thorax feeble . 
— Middle and posterior tibiae each with two long setae. 
Lateral setae of thorax strong 
24. Elytra yellowish, often darker about Ronielhia fia ‘he 
postero-external angles 
— Elytra uniform black or brownish black 
25. Antennae with base at least distinctly yellow, the 5th aaa 
6th joints a little longer than broad. Thorax brownish, 
paler at the sides. 3, 8th dorsal plate with four equi- 
distant teeth at posterior margin, the outer ones longer 
24. 
27. 
25. 
26. 
than theinner. Length 2:°3-2-9mm. . . 146 laticollis, Steph. 
— Antennae at most pitchy at the base, the 5th and 6th 
joints about as long as broad. Thorax not lighter at 
the sides. <4, 8th dorsal plate slightly emarginate 
posteriorly, 6th ventral plate produced and rounded. 
9, 6th ventral plate slightly emarginate posteriorly. 
Length 2—2°9 mm. : . . . 145 fuscipes, Heer. 
26. Size larger, antennae dark, ih sacs pitchy at base, head 
small. Middle tibiae with distinct short stout seta. 
Facies of fungi. 3, 6th ventral plate a little produced. 
9, broadly emarginate. Length 2°5-2°8 mm. 
147 subsinuata, Er. 
— Size smaller, antennae distinctly light at base, head large. 
Middle tibiae without distinct seta. Facies of fungi. 
6; 8th dorsal plate truncate, 6th ventral plate rounded 
and slightly produced. Length18-2mm. . 142 orphana, Er. 
27. Last joints of antennae distinctly transverse. 4, 6th 
ventral plate rounded asian Q, emarginate. 
Length 2mm. .. «.«, ,«, 122. setgera, Shp: 
— Last joints of antennae ibe or acs slightly transverse 
28. Elytra scarcely sinuated, size smaller. ¢, 8th dorsal 
plate rounded posteriorly, 6th ventral plate rounded. 
28. 
