6- )n°l 
282 . 
LAMPRIAS CYANOCEPHALUS. 
Order Coleoptera. Fam. Carabidae Lot., Leacli. 
Type of the Genus, Carabus cyanocephalus Linn. 
Lamprias Bon., Panz ., MacL . — Lebia Lat., Dej., Sturm . — Carabus 
Linn., Mar. 
Antennce inserted before the eyes at the base of the mandibles, 
longer than the head and thorax, nearly filiform and pubescent ; 
1 1 -jointed, basal joint rather stouter than the following, scarcely 
so long as the 3rd, the 2nd joint short, 4th and following oblong, 
excepting the terminal joint which is as long as the 3rd and co- 
nical at the apex (6). 
Labrum rather transverse-oblong, the angles rounded and pro- 
ducing a few bristles (1). 
Mandibles rather slender, bent and acute, with a single notch on 
the inside near the base (2). 
Maxillce terminated by a slender compressed process, bent and 
acuminated at the apex, ciliated internally with strong bristles. 
Palpi; internal the length of the maxillary lobe, compressed, 
biarticulate, basal joint the longest, 2nd subovate and pilose ; 
external 4-jointed, basal joint minute, 2nd long and robust, 3rd 
shorter subclavate-truncate, 4th as long as the 2nd elliptical- 
truncate (3). 
Mentum transverse, the sides producing 2 rather acuminated 
lobes, the centre only rising into an obtuse triangle. Labium 
rather elongate, coriaceous, and slightly pilose, orbicular-qua- 
drate, anterior margin slightly sinuated. Palpi attached to 
scapes, robust and long,triarticulate, basal joint short and curved, 
2nd long and clavate, 3rd the longest, robust, subfusiform- 
truncate (4). 
Head narrower than the thorax. Eyes prominent, not touching the 
Thorax which is transverse , the posterior angles acute , and the mar- 
gin between them produced or lobed. Body depressed. Scutellum 
sub triangular. Elytra much broader than the thorax , increasing in 
breadth from the base and truncated, scarcely emarginate and not 
completely covering the abdomen. Wings shorter thru the body. 
Legs rather slender and alike in both sexes. Thighs incrassated. 
Tibiae ; anterior with a notch on the inside. Tarsi 5-; jointed , basal 
joint not so long as the terminal one , 4 th the smallest, deeply emar- 
ginate. Claws denticulated beneath (5). 
Cyanocephalus Linn. Faun. Suec. p. 202. n. 794. 
Bluish black, smooth, shining. Head rather thickly punctured, 
the crown violaceous. Antennae dull black, basal joint ochreous, 
apical one dull castaneous. Thorax transverse, pale rufous, 
sparingly and coarsely punctured, with a channel down the 
centre. Elytra bright violet, with 8 punctured striae on each, 
with punctures scattered between them. Legs rufous orange, 
apex of thighs, base and apex of tibiae and the tarsi black. 
In the Cabinet of the British Museum, %c. 
