282 
2. Antennae inserted opposite the inner margin of the eyes._ Tribe 
VI. Aleo char ides . 
ii. The last joint of the palpi concealed. — Tribe II. Stenides. 
£. Tarsi trimerous or tetramerous.— Tribe III. Oxytelides . 
Tribe I. Staphylinides (Fissilabra) . 
The antennae inserted either in front or between the eyes ; labrum emarginate ; 
the palpi short, filiform, all the joints distinct; the head separated from the thorax 
by a distinct neck; the abdomen, when alive, stretched lengthwise ; the legs ge¬ 
nerally spinose ; the tarsi pentamerous. 
i. Labial palpi securiform. 
a. The maxillary palpi filiform ; the antennae short, increasing towards the apex, 
with the six last joints dilated and compressed; the mandibles porrect, 
very forcipate, and about as long as the head. 
Genus I.— Oxyporus, Fab. rufus, maxillosus, Schoenherrii, Manner- 
heimii. 4. 
b. The maxillary palpi securiform ; the antennae longer, filiform, much shorter 
than the head, not porrect. 
Genus II.— Astrap^eus, Lat. Ulmi. 1. 
ii. All the palpi filiform. 
a. Antennae inserted between the eyes, behind the mandibles and labrum. 
1. The anterior tarsi dilated, either in both sexes or only in the males. 
«. The thorax much wider than the elytra, orbicular, anteriorly sub-trun¬ 
cated, laterally much widened ; the fourth to the tenth joints of the 
antennae internally produced, serrate, the terminal one narrower and 
sub-acuminate. 
Genus III.— Velleius, Leach. Dilatatus. 1. 
£. Thorax semi-orbiculato-quadrate. 
a. Antennae short, the five terminal joints broader, transverse, the last 
obliquely truncated above and sub-foreolate ; the head and thorax 
smooth. 
Genus IV.— Creophilus, Kirby. Maxillosus, variegatus. 2. 
b. The antennae, with the six last joints, shorter, sub-transverse, the 
terminal one obliquely truncated and sub-emarginate. 
Genus V.— Emus, Leach, hirtus, nebulosus, speciosus, chrysocephalus, 
pubescens, murinus, inauratus. 7. 
y. Thorax longer than broad, rounded behind; the fourth to the tenth 
joints of the antennae equal and lenticular. 
a. The collar much narrower than the head. 
* The last joint of the antennas laterally obliquely truncated, sub- 
emarginate. 
