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438 . 
TASGIUS RUFIPES. 
ibZ 
Order Coleoptera. Fam. Staphylinidae. 
Type of the Genus, Astrapaeus rufipes, Lat. 
Tasgius Lea., Ste. — Astrapaeus Lat. — Goerius Curt.- — Ocypus # 
Goerius Ste. 
Antennae inserted before the eyes on the margin of the clypeus, 
remote, as long as the head and thorax, filiform, pilose, slightly 
geniculated, 11 -jointed, basal joint long, a little narrowed at 
the base, 2nd half the length, 3rd a little longer, elongate ob- 
conic, the remainder moniliform subquadrate. 9th and 10th sub- 
turbinate, 11th subovate, one side of the apex acuminated (6). 
Labrum semiorbicular, deeply notched in front, and ciliated with 
fine long hairs, with a row of strong bristles above (1). 
Mandibles alike, long and arched, acute, with a tooth at the 
middle on the inside, below which is a membranous pubescent 
lobe (1). 
Maxillae with a large internal lobe, terminated by a falcate one, 
both densely pubescent and ciliated. Palpi rather short, 4- 
jointed, slightly bristly, basal joint small, 2nd the longest, 3rd 
and 4th of equal length, 2nd and 3rd pear-shaped, 4th ovate- 
truncate terminated by a gland or vesicle (3). 
Mentum subtrigonate, truncated before. Lip subcordate, each 
lobe notched and ciliated. Palpi attached to 2 remote scapes 
near the centre, short, triarticulate, 1st and 2nd joints short, 
the latter slightly notched on the inside and armed with a 
curved spine and 2 or 3 bristles, 3rd equal in length to the 
others, elongate- ovate, terminated by a gland (4). 
Head sub orbicular , nearly or quite as broad as the thorax ; neck short : 
eyes not prominent. Thorax subovate, convex and truncated before : 
scutellum triangular. Elytra a little broader than the thorax , 
quadrate, the angles rounded. Wings ample. Abdomen as long as 
the rest of the insect, Q -jointed, the sides margined and raised, ter- 
minal joint semiorbicular, furnished with 2 small pubescent lobes. 
Legs strong : coxae, anterior very large: thighs, anterior short and 
stout : tibiae, anterior very short and dilated anteriorly, the others 
spurred and bristly, especially the middle pair : tarsi 5 -jointed, an- 
terior short, dilated, and cushioned beneath , the joints subcordate, 
the terminal one clavate : claws slender and curved (5, a fore leg). 
Rufipes Lat. Gen. Crus. v. 1. p. 285. — Curt. Guide, Gen. 190 a . 4. 
In the Cabinets of the British Museum and the Author. 
In this genus we find the somewhat uncinated apical joint of 
the antennae, which is characteristic of the typical Staphyli- 
