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303 . 
LESTEVA LEACHII. 
Order Coleoptera. Fam. Staphylinidae Lat ., Leach . 
Type of the Genus, Staphylinus caraboides Linn. 
Lesteva Lat., Leach., Sam. — Anthophagus Grav., Gyl. — Staphylinus 
Linn., Fab., Payk., Oliv. — Carabus Panz., Marsh. 
Antennce inserted before the eyes, considerably longer than the 
thorax, slightly thickened towards the extremity and pubescent j 
1 1 -jointed, basal joint robust, subovate, the 3 following shorter, 
more slender and nearly equal in length, the remainder slightly 
increasing in length, more or less obovate, the apical joint the 
longest, conical (6). 
Labrum pocket-shaped, the anterior angles rounded, notched in 
the centre and ciliated with long hairs (1). 
Mandibles bent and acute, a small portion of the internal margin 
densely clothed with hairs ; tridentate, the lower tooth in one, 
being very minute (2). 
Maxillae bilobed, internal lobe curved, pubescent and ciliated on 
the inside, external one slender, biarticulate, pubescent at the 
apex. Palpi not very long, 4-jointed, basal joint minute, 2nd 
and 3rd robust* subclavate, the former rather the longest, 4th as 
long as the 3rd, attenuated and compressed towards the apex (3). 
Mentum transverse, very short, narrowed before. Palpi remote, 
triarticulate, basal joint small, rising from behind the mentum, 
2nd robust, pilose, 3rd as long but slender and attenuated. Lip 
bilobed, slightly pubescent and pilose (4). 
Head subtrigonate. with the neck sometimes distinct. Eyes small but 
prominent. Ocelli two. Thorax somewhat obcordate, narrowed 
and truncated behind. Scutellum triangular. Elytra depressed, ob- 
long or subquadrate. Wings ample. Abdomen extending consider- 
ably beyond the elytra, subovate and frequently acuminated. .Legs 
simple and slender. Tibise cylindric, gradually dilated to the apex, 
truncated and furnished with small spurs. Tarsi 5 -jointed, very 
pilose beneath, 4 first joints emarginate in the anterior pair and trun- 
cated obliquely ; the basal joint longer in the others ; terminal joint 
the longest, clavate. Claws recurved at the base (5). 
Leachii Kirby MSS. 
Smooth, shining, slightly pubescent and castaneous. Head black, 
with a very few scattered punctures and 2 longitudinal channels 
close to the eyes. Ocelli none. Trophi castaneous. Antennae 
castaneous, subfuscous from the middle to the apex. 2nd joint 
the smallest, 3rd the longest,- terminal joint not much longer 
than the antecedent. Thorax scarcely so broad as the head, 
somewhat hexagonal, very sparingly punctured, with a fovea at 
the fore part and 3 at the base. Elytra subquadrate, blackish 
towards the apex, rather thickly but faintly punctured. Abdo- 
men black and sparingly punctured, the apex tinged with casta- 
neous. Legs ochraceous. 
In the Cabinets of the British Museum and Mr. Hey sham. 
