INSECTA. 529 
b) With antenne distant at the base: Staphylinus Ericus., 
Ocypus Kirpy, Philonthus Luacu, Acylophorus NoRDMANN, Quedius 
Leacu, Astrapeus GRray., Oxyporus Fasr., &c. Comp. Ericuson, 
LL. pp. 291—559. 
Sp. Staphylinus erythropterus Fasr., Staphyl. cesareus CEDERHJELM, ERICHS., 
Panzer Deutschl. Ins. Heft 26, Tab. 4, DumséRIt Cons. gén. s. l. Ins. Pl. 3, 
fig. 1; 8’” to 9’ long, black, with short, yellow, glistering hairs, shield- 
covers and feet red-brown, antennze yellow-brown, at the extremity mostly 
blackish ;—Staphyl. castanopterus GRAV., Staph. erythropterus L. &c. The 
largest native species is Staphylinus olens FABR., Ocypus olens, PANZER 
1.1. Tab. 1, Ratzupure Forst-Ins. 1. Tab. 1. fig. 14; 10’ to 1” long, quite 
black. Of this species the larva and nymph are figured by BLANCHARD in 
Gorin Magas. de Zool. 1836, Ins. Pl. 165, and more accurately by 
Osw. Heer (Observ. Entomol. Turici, 1836, 8vo. Tab. 111. A) and RatzE- 
BURG loc. cit. 
Pederus Fasr. Head exsert, affixed to thorax by a slender 
neck. Labrum with sides often membranous, bilobed, or slightly 
emarginate in the middle. Maxillary palps elongate, with fourth 
joint very small; labial palps short, triarticulate. Antenne inserted 
under the margin of frons, with eleven joints, filiform. Tarsi with 
five joints. 5 
a) Fourth joint of tarsi simple. 
Lathrobium GRAvENH., Stilicus Latr., &e. 
6) Fourth joint of tarsi bilobed or provided with a membranous lobe. 
Pederus GRAVENH., Sunius LEACH. 
On these and other sub-genera compare ERICHSON I. 1. pp. 560—667. 
Sp. Pederus riparius Fasr., Panzer Deutschl. Ins. Heft 9, Tab. 11 ;— 
Peederus ruficollis FABR., PANZER Deutschl. Ins. Heft 27, Tab. 23, GUERIN 
Iconogr. Ins. Pl. 9, fig. 5, &c. 
Procirrus LATR. 
Pinophilus GRAVENH. 
On these and other genera and sub-genera, composing the tribe of the 
Pinophilini, consult ER1cHson 1. 1. pp. 668—686. 
Stenus LatR. Head exsert, inserted in thorax by a thick neck, 
with eyes large, protuberant. Labrum entire, horny. Labium 
elongate, exsertile. Maxillary palps elongate, with fourth joint very 
small; labial palps short, triarticulate. Antenne short, inserted 
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