ENTOMOLOGY. 



679 



Dermeatea tellaria. Scopoli. 



Cryfitofihagut cellaria. Paykull, Gyllenhall. 



Cryfitofihagua crenatua. Herbst. 



Dermeatea fungorum. Panzer. 



Inhabits houses. It varies with black elytra, having 

 the shoulders ferruginous. 



Genus XCIII. Engis, Paykull, Fabricius, Gyllenhall. 



Ips. Herbst. 



Erotylus. Olivier. 



Dacne. Latreille. 



Body depressed, back plain. Antennas with a three- 

 jointed, mucii perfoliated club. Tarsi with the three first 

 joints short. 



Sfi 1. Humeralia. Elliptic, black, shining, punctate ; 

 antennae, head, thorax, humeral spot on the elytra and 

 feet red, approaching to tflood-red. 



Engia humeralia. Paykull, Fabricius, Gyllenhall. 



I/ia humeralia. Herbst. 



Dacne Humeralia. Latreille. 



Inhabits Europe, under the bark of trees and in Bole- 

 ti. JVitidula rufifrons of Marsham is scarcely distinct. 



Genus XCIV. Calobicus. Latreille. 



Nitidula. Rossi. 



Dermestes. Fabricius, Paykull. 



Body depressed ; back plain. Antennae with a two- 

 jointed club. Mouth covered as with a hood. 



Sfi. 1. Marginalus. Elongate-oval, obscure blackish ; 

 antennae, margins of the head, thorax, and elytra, fus- 

 cous^ferruginous ; clytrawith punctured striae. 



JVitidula hirta. Rossi. 



Colobicua marginatua. Latreille. 



Inhabits the south of France, under the bark of trees. 

 Length two lines. 



Genus XCV. Thymalus. Latreille. 



Peltis. Kugellan, Illiger, Paykull, Fabricius. 



Ostoma. Laicharting. 



Body depressed; back plain. Tarsi with the third 

 joint neither bifid nor dilated. Palpi terminated by a 

 thick joint. Mandibles prominent. Antennae with a 

 three-jointed club. 



Sfi. 1. Ferrugineua. Fuscous-castaneous, with a paler 

 border; thorax with impressed punctures; elytra with 

 six elevated lines on each, three of which are punctula- 

 ted ; the interstices with a double series of excavated 

 punctures. 



Peltia ferruginea. Kugellan, Fabricius, Illiger. 



Thymalus ferrugineua. Latreille. 



Inhabits northern Europe, under the bark of trees. 



Genus XCVI. Nitidula. Linn. Fabr. Payk. Oliv. 

 Latr. 



Mandibles prominent. Body short, depressed ; back 

 plain. Thorax generally broad. Antennae with the third 

 joint twice as long as the second ; club abrupt and orbi- 

 cular, composed of three joints. 



Sfi. 1. Bifiuatulata. Body elliptic, brown-blackish; 

 thorax emarginate ; elytra with a red spot on each. 



JVitidula bifiuatulata. Linn. Latr. Fabr. 



Inhabits dead carcasses and Boleli. 

 Genus XCVII. Irs. Fabricius, Herbst, Gyllenhall. 

 Nitidula. Latreille. 



Mandibles prominent, strong, and much bent at their 

 points. Body elongate-quadrate ; -back plain. Thorax 

 transverse-quadrate. Antennae with the third joint 

 twice as long as the second ; club abrupt and orbicular, 

 composed of three joints. 



• Gravenherst has written an admirable monograph on this tribe, 

 illustrious author of Munographia Jpum Jngtix, is about to publish j 



S/i. 1. Ferruginea. Red-castaneous punctate; the punc- 

 tures of the elytra running together at the suture ; man- 

 dibles black at their points. 



Ifia ferruginea. Fabr. Payk. Panz. 



JVitidula linearis. Latreille. 



Inhabits Europe. 



Genus XCVIII. Biturus. Latr. 



Ips. Olivier. 



Dermestes. Geoffroy, De Geer, Fabricius. 



Antennae with the third joint not twice as long as the 

 following joint ; club composed of three joints. Mandi- 

 bles prominent. Body oval or oblong ; back plain. Tho- 

 rax broad behind, with the angles pointed. Elytra cover- 

 ing the abdomen. 



Sfi. 1. Tomentoaua. Antennae shorter than the tho- 

 rax ; thorax short, the posterior angles broadly depressed, 

 reflected ; body oval, black, with a reddish-yellow down ; 

 antennae and feet yellow-red. 



Dermeatea tomentoaua. Fabr. Illig. Payk. 



Dermeatea fumatua. Herbst. 



Byturua tomentoaua. Latreille. 



Inhabits Europe, on the flowers of the ranunculus, 

 rose, &c. 



Genus XCIX. Cateretes. Herbst, Illiger. 



Brachypterus. Kugellan. 



Dermestes. Linn. Fabr. 



Strongylus. Herbst. 



Nitidula. Olivier. 



Antennae with the third and following joint scarcely 

 different in length ; club compressed, perfoliate,' obconic, 

 composed of three joints. Thorax rounded, without an- 

 gles behind. Elytra very short. Body depressed, back 

 plain. Mandibles prominent. 



Family HI. Microfiefilida. 



Labial palpi scarcely distinct. Antennae placed in an 

 excavation of the thorax. Mandibles with their apex 

 arcuate and acute. 



Genus C; Micropeplus. 



Antennae with the club composed of but one joint. 

 Maxillary palpi with the last joint subulate. 



Sfi. 1. Porcatus. Black ; elytra cancellated. 



Stafihylinua fiorcatus. Paykull. 



Inhabits sandy ground. 



Tribe XI. Staphylinides*. 



Antennae gradually thickening towards the extremi- 

 ties, or terminated by a perfoliated mass. Elytra cover- 

 ing about half the abdomen, or less, but very rarely- 

 more. Body long, and more or less narrow. 



Division I. 



Anterior margin of the head (bearing the mandibles) 

 immediately behind the eyes, terminated by a transverse 

 straight line, (or with a line slightly bent in the middle,) 

 not rounded or crooked at their sides. Antennae inserted 

 below the middle part of the above-mentioned line. 

 Thorax long. Neck distinct. Body very long and nar- 

 row. Elytra covering a very small portion of the zb- 

 domen. 



Genus CI. Astrap^eus. Gr;;venherst, Latreille. 



Staphylinus. Fabricius, Olivier, Rossi. 



Palpi terminated with a joint nearly securiform. An- 

 tennae nearly filiform, distinctly longer than the head, 



entitled Monngraphia Cn/enfiterorum JWcropterorum. Kirby, the 

 t oaper on this interesting tribe of insects. 



