ENTOMOLOGY. 



689 



wanting. Mandibles very strong, corneous, dcntatcd, ex- Mentum crustaccous, distinct from the lip. Lip coria- 

 serted. Mentum corneous. ceous, hairy. 



Division I. 

 Wings generally wanting. Antennae inserted under 

 the prominent margin of the head, partly or entirely mo- 

 niliform. Elytra generally united, embracing the sides 

 of the abdomen. Maxillae unguiculated on their inter- 

 nal edge. Mentum large, transverse. 



Family I. Lucanida. 



Antennae geniculated. Labrum not discoverable. 

 * Body ovoid, elevated, convex. 



Genus CLXXII. Lamprima. Latreille. 



Lethrus. Fabricius. 



Lucanus. Schreibers, Donovan. 



Thorax and elytra marginatcd. Antennae with the 

 first joint straight. Mandibles very large. Sternum pro- 

 duced into a horn. Anterior tibiae with but few teeth 

 (four or five) ; and a scale of a triangular slope at the 

 apex attached to the heel. 



Sfi. 1. Mnea, Golden green, smooth. 



■Lethrus aneus. Fabricius. 



Lucanus eneus. Schreibers. 



Lamfirima tenea. Latreille. 



Genus CLXXIII. jEsalus. Fabricius, Latreille. 



Lucanus. Panzer. 



Thorax and elytra not bordered. Antennae with the 

 first joint bent. Mandibles moderately sized. Sternum 

 simple. Anterior tibiae with many teeth. 



Sfi. 1. Scarabaoides. 



Msalus scarabaoides. Latreille, Fabricius. 



Lucanus scarabaoides. Panzer. 



Inhabits Germany, Austria. 



** Body parallelopiped, depressed. 



Genus CLXXIV r . Pi.a itci.uus. GeofTroy, Latreille. 



Lucanus. Linn. De Gecr, Fabricius, Olivier. 



Palpi short. Lip smooth. 



Sfi. 1. Caraboides. 



Lucanus caraboides. Fabricius. 



Inhabits rotten trees. 



Genus CLXXV. Lucanus of authors. 



Platycerus. GeofTroy. 



Palpi long. Lip bifid, very hairy, the lacinix resem- 

 bling pencils. 



Sfi. 1. Ccrvus. (Common stag Beetle.) 



Lucanus cervus. Linn. Fabr. Latr. 



Inhabits Europe. Lucanus inermis of Marsham is 

 merely the female of this species. 



Family II. Passalida. 



Antennae not geniculated, simply bent, very hairy. 

 Labrum prominent, and very distinct. 



Genus CLXXVI. Passalus. Fabr. Lam. 



Lucanus. Linn. De Geer, Olivier. 



Maxillae corneous, very much toothed. Lip crustace- 

 ous. Abdomen sepavated from the thorax by a wide 

 space. Elytra embracing the sides of the abdomen. 

 Feet short. 



Sfi. 1. Interrufitus. 



Passalus interrufitus. Fabr. Latr. 



Lucanus Interrufitus. Linn. Oliv. 



Inhabits America. 



Sect. II. Heteromera. 

 Four anterior tarsi five-jointed, hinder pair four-joint- 



Observations. Antennae eleven-jointed,* never lamel- 

 lated or furnished with a pectinated head. Labrum in 

 all distinct. Palpi lour. Mandibles always horny or cor- 

 neous, their internal edge armed with one or two teeth. 

 Maxillae crustaccous at the base, often with two laciniae, 

 the external one largest, trigonatc, or somewhat ovate. 



Oil 



Tribe I. Pimeliadse. 

 Family 1. Pimcliada. 

 Mentum large, more or less cordiform. 



Division I. 



Antennae abruptly terminated by a Globose head. An- 

 terior tibiae palmated or dentated externally. 



Genus CLXXVII. Chiroscelis. Lamarck, Latr. 



Body parallelopiped, depressed, marginated. Scutel- 

 lum distinct. 



Sfi. 1. Bifenestra. 



Chiroscelis bifenestra. Latreille, Lamarck. 



Inhabits New Holland. 



Genus CLXXVIII. Erodius. Fabricius, Olivier, 

 Lamarck. 



Tenebrio. Linn. 



Body nearly orbicular, gibbous. Scutellum none. 



Sfi. 1. Gibbus. 



Erodius gibbus. Fabricius, Latreille. 



Inhabits southern Europe. 



Division II. 



Antennae not terminated by a club. Anterior tibia: 

 simple. 



> 



Subdivision 1 . 

 Body nearly orbicular. 

 Genus CLXXIX. Zophosis. Latreille. 

 Erodils. Fabricius, Olivier. 

 Scutellum none. 

 Sfi, 1 . Tesludinaria. 

 Erodius testudinarius. Fabricius. 

 Zofihosis testudinarius. -Latreille. 



Subdivision 2. 



Body oblong. Thorax' convex, nearly semilunar, or 

 almost orbicular. Elytra convex. 



Genus CLXXX. Pimelia. Fabricius, Olivier, La- 

 marck, Latreille. 



Tenebrio. Linn. GeofTroy. 



Thorax much narrower than the abdomen, transverse. 

 Abdomen nearly orbicular. 



Sfi. 1. Bifiunctata. 



Pimelia bifiunctata. Fabricius. 



Inhabits southern Europe. 



Genus CLXXXI. Moluris. Latreille. 



Tenebrio. De Geer. 



Pimelia. Fabricius, Olivier. 



Thorax narrower than the abdomen, almost orbicular. 

 Abdomen oval. Antennae gradually enlarging externally, 

 the last joint almost ovoid. 



Sfi. 1. Striata. 



Pimelia striata. Fabricius. 



Moluris striata. Latreille. 



Inhabits Africa. 



Genus CLXXXII. Tentyria. Latreille. 



Vol.° Vin! m pART? IL hibitthC appearance of twelve true J°i nts I ">*">' s P<*ies have the semblance of a twelfth articulation. 



4 S 



