r,|4 CLASSIS VIII. 



Sectio II. Pselaphina. Abdomen segmentis 5, rolunda- 

 tum, obtusum. Antennac clavatac. Tarsi triartieulali. 



Cf. C. Aure, Pselapbiorum Honograpbia. Guerin, Magas. de Zoologie. 

 1833. Ins. PI. 78 — 94.; H. M. Scrmidt, Diss. inaug. zool. de Pselapbis 

 Faonae Pragensis cum analomia Clavigeri. Pragae 1836. 8. 



Es sind kleine Insectcn, welche unter Steinen, liaumrinde, faulenden 

 Blättern und in Ameisenneslern leben. 



A. Antennae articulis indistinetis, aut articulo 

 u n 1 c o , c ras s ae , t r n m c. a t a e. 



Articerus Dalm. 



B. Antennae articulis sex. 



Claviger Preyssler. Oculi nulli (occlli duo Schmidt). Tai- 



sorum unguiculus simplcx. 



Sp. Claviger tc*t accus; Panzer, Dentschl. Ins. Heft 9. Tab. 3.; 



Dumeril, Cons. gön. s. I. Ins. PI. 22. fig. 5. Cf. P. W. J. Mülleb, 



Beiträge zur Natnrgesch. der Gattung Claviger. Germar's Magazin der 

 Entom. HL 1818. p. 69-112. 



C. Antennae articulis undeeim. 



Pselaphus Herbst. Palpi niaxillares plerumque clongati, 

 clavati. Oculi duo. 



Subgenera: a) Tarsoriun unpuiculo unico: Pscla phu s Herbst 

 (pro parte), Bryaxis Leach, Itythinus, Tychus ejnsd., Eu- 

 plcctus ejusd. — b) Tarsorntn unguicuMs duobus: Cbcnniuin 

 Lat«., Tyrus Aubü, ßatrisus Aube, quem viele 1. I. ; cf. etiain 

 Ericiisox, Die Küfer der Mark Brandenburg. 1. jt. 2G3 — 281. 



Sp. Chennium b ilub creu 1 a In m ; Dumer. , Cons. gön. s. I. Ins. PI. 

 23. fig. -4 etc. 



Familia LX. (CXXVII.) Clavicornia (Clavicornes Latr., 

 Histeridae, Byrrhidae, Dcrmestidae, Silpliidae etc. 

 Leach). Antennae articulis plerümqne undeeim, clava perfoliata 

 aut solida terminatae, aut sensim versus linem incrassatae, pal- 

 pis maxillaribus lougiores , basi parum obteeta aut plane nuda. 

 Integumenta dura. Elytra interduni abbreviata, maximam tarnen 

 in omnibus abdominis partem tegentia. Tarsorum articuli ple- 

 rumque integri. 



Scydmaenus Latr. Palpi niaxillares clongati, articulo 

 quarto subulato, parvö aut minimo, vix distinguendo. Antennae 

 moniliformes, versus apicem sensim incrassatae aut clavatac. Ely- 

 tra plerumque solula. Caput exserttun, poslice plerumque con- 

 strictum. 



